Cisco Systems 188, 186 User Manual

Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP)
Corporate Headquarters
Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000
Fax: 408 526-4100
Text Part Number: OL-3410-01
THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.
THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY.
The following information is for FCC compliance of Class A devices: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio-frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case users will be required to correct the interference at their own expense.
The following information is for FCC compliance of Class B devices: The equipment described in this manual generates and may radiate radio-frequency energy. If it is not installed in accordance with Cisco’s installation instructions, it may cause interference with radio and television reception. This equipment has been tested and found to comply with the limits for a Class B digital device in accordance with the specifications in part 15 of the FCC rules. These specifications are designed to provide reasonable protection against such interference in a residential installation. However, there is no guarantee that interference will not occur in a particular installation.
Modifying the equipment without Cisco’s written authorization may result in the equipment no longer complying with FCC requirements for Class A or Class B digital devices. In that event, your right to use the equipment may be limited by FCC regulations, and you may be required to correct any interference to radio or television communications at your own expense.
You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures:
• Turn the television or radio antenna until the interference stops.
• Move the equipment to one side or the other of the television or radio.
• Move the equipment farther away from the television or radio.
• Plug the equipment into an outlet that is on a different circuit from the television or radio. (That is, make certain the equipment and the television or radio are on circuits controlled by different circuit breakers or fuses.)
Modifications to this product not authorized by Cisco Systems, Inc. could void the FCC approval and negate your authority to operate the product.
NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED “AS IS” WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING, USAGE, OR TRADE PRACTICE.
IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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All other trademarks mentioned in this document or Web site are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any other company. (0301R)
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP)
Copyright © 2003, Cisco Systems, Inc. All rights reserved.
Preface xi
Overview xi
Audience xi
Organization xii
Conventions xii
Related Documentation xiv
Obtaining Documentation xv
World Wide Web xv Documentation CD-ROM xv Ordering Documentation xv Documentation Feedback xv
Obtaining Technical Assistance xvi
Cisco.com xvi Technical Assistance Center xvi
Cisco TAC Web Site xvii Cisco TAC Escalation Center xvii

CONTENTS

Cisco Analog Telephone Adaptor Overview 1-1
Session Initiation Protocol (SIP) Overview 1-2
SIP Capabilities 1-3 Components of SIP 1-3
SIP Clients 1-4 SIP Servers 1-4
Hardware Overview 1-5
Software Features 1-7
Voice Codecs Supported 1-7 Additional Supported Signaling Protocols 1-8 Other Supported Protocols 1-8 Cisco ATA SIP Services 1-8 Fax Services 1-9 Methods Supported 1-9 Supplementary Services 1-10
Installation and Configuration Overview 1-10
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Contents
Installing the Cisco ATA 2-1
Network Requirements 2-2
Safety Recommendations 2-2
What the Cisco ATA Package Includes 2-2
What You Need 2-3
Installation Procedure 2-3
Power-Down Procedure 2-6
Configuring the Cisco ATA for SIP 3-1
Default Boot Load Behavior 3-2
Specifying a Preconfigured VLAN ID or Disabling VLAN IP Encapsulation 3-3
Steps Needed to Configure the Cisco ATA 3-5
Basic Configuration Steps in a TFTP Server Environment 3-5 Basic Configuration Steps in a Non-TFTP Server Environment 3-6
Configuring the Cisco ATA Using a TFTP Server 3-7
Setting Up the TFTP Server with Cisco ATA Software 3-7 Configurable Features and Related Parameters 3-7 Creating Unique and Common Cisco ATA Configuration Files 3-8
Using atapname.exe Tool to Obtain MAC Address 3-10
Using the EncryptKey Parameter and cfgfmt Tool 3-11 atadefault.cfg Configuration File 3-12 Configuring the Cisco ATA to Obtain its Configuration File from the TFTP Server 3-13
Using a DHCP Server 3-13
Without Using a DHCP Server 3-15
Voice Configuration Menu 3-15
Using the Voice Configuration Menu 3-16 Entering Alphanumeric Values 3-17 Resetting the Cisco ATA to Factory Default Values 3-18
Cisco ATA Web Configuration Page 3-18
Refreshing or Resetting the Cisco ATA 3-21
Procedure to Refresh the Cisco ATA 3-22 Procedure to Reset the Cisco ATA 3-22
iv
Upgrading the SIP Signaling Image 3-22
Basic and Additional SIP Services 4-1
Important Basic SIP Services 4-1
Required Parameters 4-1
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Establishing Authentication 4-2 Setting the Codec 4-3 Configuring Refresh Interval 4-3
Additional SIP Services 4-3
Advanced Audio Configuration 4-4 Billable Features 4-4 Comfort Noise During Silence Period When Using G.711 4-5 Configurable Hook Flash Timing 4-5 Configurable Mixing of Call Waiting Tone and Audio 4-5 Configurable On-hook delay 4-5 Debugging Diagnostics 4-5 Dial Plan 4-6 Disabling Access To The Web Interface 4-6 Distinctive Ringing 4-6 DNS SRV Support 4-6 Hardware Information Display 4-7 NAT Gateway 4-7 NAT/PAT Translation 4-7 Network Timing 4-8 OutBoundProxy Support 4-8 Progress Tones 4-8 Receiver-tagged VIA header 4-9 Repeat Dialing on Busy Signal 4-9 SIP Proxy Server Redundancy 4-10 Stuttering Dial Tone on Unconditional Call Forward 4-10 User Configurable Call Waiting Permanent Default Setting 4-10 User Configurable Timeout On No Answer for Call Forwarding 4-10 Setting Up and Placing a Call Without Using a SIP Proxy 4-11
Configuration 4-11 Placing an IP Call 4-12
Contents
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Complete Reference Table of all Cisco ATA SIP Services 4-12
Parameters and Defaults 5-1
Configuration Text File Template 5-2
User Interface (UI) Parameter 5-3
UIPassword 5-3
Configuration Parameter 5-4
ToConfig 5-4
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Contents
Parameters for Configuration Method 5-4
UseTFTP 5-4 TftpURL 5-5 CfgInterval 5-5 EncryptKey 5-6
Network Parameters 5-6
DHCP 5-7 StaticIp 5-7 StaticRoute 5-7 StaticNetMask 5-8
Account Information Parameters 5-8
UID0 5-9 PWD0 5-9 UID1 5-9 PWD1 5-10 GkOrProxy 5-10 Gateway 5-11 Gateway2 5-11 UseLoginID 5-11 LoginID0 5-12 LoginID1 5-12
Backup Server Parameters 5-13
AltGk 5-13 AltGkTimeOut 5-13 GkTimeToLive 5-14 GkId 5-14
SIP Parameters 5-14
UseSIP 5-14 SIPRegInterval 5-15 MAXRedirect 5-15 SIPRegOn 5-16 NATIP 5-16 SIPPort 5-17 MediaPort 5-17 OutBoundProxy 5-17 NatServer 5-18 NatTimer 5-19
Operating Parameters 5-19
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LBRCodec 5-20 AudioMode 5-20 RxCodec 5-21 TxCodec 5-22 NumTxFrames 5-22 CallFeatures 5-23 PaidFeatures 5-24 CallerIdMethod 5-25 FeatureTimer 5-26 Polarity 5-27 ConnectMode 5-28 AutMethod 5-30 TimeZone 5-30 NTPIP 5-30 AltNTPIP 5-31 DNS1IP 5-31 DNS2IP 5-31 UDPTOS 5-32 SigTimer 5-32 OpFlags 5-34 VLANSetting 5-35
Contents
Optional Feature Parameters 5-35
NPrintf 5-36 TraceFlags 5-36 RingOnOffTime 5-37 IPDialPlan 5-38 DialPlan 5-38
About Dial Plan Commands 5-39 Dial Plan Blocking (In Rule) 5-41 'H' Rule to Support Hot/Warm Line 5-41 'P' Rule to Support Dial Prefix 5-42
Call-Progress Tone Parameters 5-42
List of Call-Progress Tone Parameters 5-42 Tone Parameter Syntax 5-42 How to Calculate Scaling Factors 5-43 Recommended Values 5-44 Specific Call-Progress Tone Parameter Information 5-44
CallCmd 5-47
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Contents
Call Commands 6-1
Call Command Structure 6-1
Syntax 6-2
Context-Identifiers 6-3 Input Sequence Identifiers 6-4 Action Identifiers 6-4
Call Command Example 6-5
Call Command Behavior 6-7
Configuring and Debugging Fax Services 7-1
Using Fax Pass-through Mode 7-1
Configuring the Cisco ATA for Fax Pass-through mode 7-2
AudioMode 7-2
ConnectMode 7-3 Configuring Cisco IOS Gateways to Enable Fax Pass-through 7-3
Enable Fax Pass-through Mode 7-4
Disable Fax Relay Feature 7-5
Using FAX Mode 7-6
Configuring the Cisco ATA for Fax Mode 7-6 Configuring the Cisco ATA for Fax Mode on a Per-Call Basis 7-7 Configuring the Cisco IOS Gateway for Fax Mode 7-7
Debugging the Cisco ATA 186/188 Fax Services 7-7
Common Problems When Using IOS Gateways 7-7 Using prserv for Diagnosing Fax Problems 7-9
prserv Overview 7-9
Analyzing prserv Output for Fax Sessions 7-9 Using rtpcatch for Diagnosing Fax Problems 7-12
rtpcatch Overview 7-12
Example of rtpcatch 7-13
Analyzing rtpcatch Output for Fax Sessions 7-16
Using rtpcatch to Analyze Common Causes of Failure 7-17
rtpcatch Limitations 7-19
Upgrading the Cisco ATA Signaling Image 8-1
Upgrading the Signaling Image from a TFTP Server 8-1
Upgrading the Signaling Image Manually 8-2
Preliminary Steps 8-3
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Running the Executable File 8-3 Upgrade Requirements 8-3 Syntax 8-3 Upgrade Procedure 8-4
Confirming a Successful Signaling Image Upgrade 8-5
Using a Web Browser 8-5 Using the Voice Configuration Menu 8-5
Troubleshooting 9-1
General Troubleshooting Tips 9-1
Symptoms and Actions 9-2
Installation and Upgrade Issues 9-3
Debugging 9-4
Frequently Asked Questions 9-5
Contacting TAC 9-6
Contents
Using SIP Supplementary Services A-1
Changing Call Commands A-1
Cancelling a Supplementary Service A-1
Common Supplementary Services A-1
Caller ID A-2 Call-Waiting Caller ID A-2 Voice Mail Indication A-2 Unattended Transfer A-3
Semi-unattended Transfer A-3
Fully Unattended Transfer A-3 Attended Transfer A-4 Making a Conference Call in the United States A-4 Making a Conference Call in Sweden A-4 Call Waiting in the United States A-5 Call Waiting in Sweden A-5 About Call Forwarding A-5 Call Forwarding in the United States A-5 Call Forwarding in Sweden A-6 Call Return in the United States A-6 Call Return in Sweden A-6
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Contents
Calling Line Identification Presentation A-6 About Calling Line Identification Restriction A-6 Calling Line Identification Restriction in the United States A-7 Calling Line Identification Restriction in Sweden A-7
Voice Menu Codes B-1
Cisco ATA Specifications C-1
Physical Specifications C-1
Electrical Specifications C-2
Environmental Specifications C-2
Immunity Specifications C-2
Physical Interfaces C-3
Ringing Characteristics C-3
Software Specifications C-3
G
LOSSARY
I
NDEX
SIP Compliance Reference Information C-5
SIP Call Flows D-1
Supported SIP Request Methods D-1
Call Flow Scenarios for Successful Calls D-2
Cisco ATA-to-SIP Server—Registration without Authentication D-2 Cisco ATA-to-SIP Server—Registration with Authentication D-3 Cisco ATA-to-Cisco ATA—Basic SIP to SIP Call without Authentication D-6 Cisco ATA-to-Cisco ATA—Basic SIP to SIP Call with Authentication D-12
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Preface

This preface includes the following sections:
Overview, page xi
Audience, page xi
Organization, page xii
Conventions, page xii
Related Documentation, page xiv
Obtaining Documentation, page xv

Overview

Note The term Cisco ATA is used throughout this manual to refer to both the Cisco ATA 186 and the

Audience

Obtaining Technical Assistance, page xvi
The Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP) provides the information you need to install, configure and manage the Cisco ATA 186 and Cisco ATA 188 on a Session Initiation Protocol (SIP) network.
Cisco ATA 188, unless differences between the Cisco ATA 186 and Cisco ATA 188 are explicitly stated.
This guide is intended for service providers and network administrators who administer Voice over IP (VoIP) services using the Cisco ATA. Most of the tasks described in this guide are not intended for end users of the Cisco ATA. Many of these tasks impact the ability of the Cisco ATA to function on the network, and require an understanding of IP networking and telephony concepts.
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Preface

Organization

Organization
Table 1 provides an overview of the organization of this guide.
Table 1 Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP) Organization
Chapter Description
Chapter 1, “Cisco Analog Telephone Adaptor Overview” Provides descriptions of hardware and software features of
the Cisco ATA Analog Telephone Adaptor along with a brief overview of the Session Initiation Protocol (SIP).
Chapter 2, “Installing the Cisco ATA” Provides information about installing the Cisco ATA.
Chapter 3, “Configuring the Cisco ATA for SIP” Provides information about configuring the Cisco ATA and
the various methods for configuration.
Chapter 4, “Basic and Additional SIP Services” Provides information about SIP services that the Cisco ATA
supports.
Chapter 5, “Parameters and Defaults,” Provides information on all parameters and defaults that you
can use to configure the Cisco ATA.
Chapter 6, “Call Commands” Provides the Cisco ATA call commands for SIP.
Chapter 7, “Configuring and Debugging Fax Services” Provides instructions for configuring both ports of the
Cisco ATA to support fax transmission.
Chapter 8, “Upgrading the Cisco ATA Signaling Image” Provides instructions for remotely upgrading Cisco ATA
software.
Chapter 9, “Troubleshooting” Provides basic testing and troubleshooting procedures for the
Cisco ATA.
Appendix A, “Using SIP Supplementary Services” Provides end-user information about pre-call and mid-call
services.
Appendix B, “Voice Menu Codes” Provides a quick-reference list of the voice configuration
menu options for the Cisco ATA.
Appendix C, “Cisco ATA Specifications” Provides physical specifications for the Cisco ATA.
Appendix D, “SIP Call Flows” Provides Cisco ATA call flows for SIP scenarios.
Glossary Provides definitions of commonly used terms.
Index Provides reference information.

Conventions

This document uses the following conventions:
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Alternative keywords are grouped in braces and separated by vertical bars (for example, {x | y | z}).
Arguments for which you supply values are in italic font.
Commands and keywords are in boldface font.
Elements in square brackets ([ ]) are optional.
Information you must enter is in boldface screen font.
Optional alternative keywords are grouped in brackets and separated by vertical bars (for example,
[x | y | z]).
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Terminal sessions and information the system displays are in screen font.
Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the
publication.
Timesaver Means the described action saves time. You can save time by performing the action described in the
paragraph.
Tip Means the following information will help you solve a problem. The tips information might not be
troubleshooting or even an action, but could be useful information, similar to a Timesaver.
Caution Means reader be careful. In this situation, you might do something that could result in equipment
damage or loss of data.
Conventions
Warning
Waarschuwing
Varoitus
Attention
This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. (To see translations of the warnings that appear in this publication, refer to the appendix “Translated Safety Warnings.”)
Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie die lichamelijk letsel kan veroorzaken. Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico’s en dient u op de hoogte te zijn van standaard maatregelen om ongelukken te voorkomen. (Voor vertalingen van de waarschuwingen die in deze publicatie verschijnen, kunt u het aanhangsel “Translated Safety Warnings” (Vertalingen van veiligheidsvoorschriften) raadplegen.)
Tämä varoitusmerkki merkitsee vaaraa. Olet tilanteessa, joka voi johtaa ruumiinvammaan. Ennen kuin työskentelet minkään laitteiston parissa, ota selvää sähkökytkentöihin liittyvistä vaaroista ja tavanomaisista onnettomuuksien ehkäisykeinoista. (Tässä julkaisussa esiintyvien varoitusten käännökset löydät liitteestä "Translated Safety Warnings" (käännetyt turvallisuutta koskevat varoitukset).)
Ce symbole d’avertissement indique un danger. Vous vous trouvez dans une situation pouvant entraîner des blessures. Avant d’accéder à cet équipement, soyez conscient des dangers posés par les circuits électriques et familiarisez-vous avec les procédures courantes de prévention des accidents. Pour obtenir les traductions des mises en garde figurant dans cette publication, veuillez consulter l’annexe intitulée « Translated Safety Warnings » (Traduction des avis de sécurité).
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Related Documentation

Preface
Warnung
Avvertenza
Advarsel
Aviso
Dieses Warnsymbol bedeutet Gefahr. Sie befinden sich in einer Situation, die zu einer Körperverletzung führen könnte. Bevor Sie mit der Arbeit an irgendeinem Gerät beginnen, seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unfällen bewußt. (Übersetzungen der in dieser Veröffentlichung enthaltenen Warnhinweise finden Sie im Anhang mit dem Titel “Translated Safety Warnings” (Übersetzung der Warnhinweise).)
Questo simbolo di avvertenza indica un pericolo. Si è in una situazione che può causare infortuni. Prima di lavorare su qualsiasi apparecchiatura, occorre conoscere i pericoli relativi ai circuiti elettrici ed essere al corrente delle pratiche standard per la prevenzione di incidenti. La traduzione delle avvertenze riportate in questa pubblicazione si trova nell’appendice, “Translated Safety Warnings” (Traduzione delle avvertenze di sicurezza).
Dette varselsymbolet betyr fare. Du befinner deg i en situasjon som kan føre til personskade. Før du utfører arbeid på utstyr, må du være oppmerksom på de faremomentene som elektriske kretser innebærer, samt gjøre deg kjent med vanlig praksis når det gjelder å unngå ulykker. (Hvis du vil se oversettelser av de advarslene som finnes i denne publikasjonen, kan du se i vedlegget "Translated Safety Warnings" [Oversatte sikkerhetsadvarsler].)
Este símbolo de aviso indica perigo. Encontra-se numa situação que lhe poderá causar danos fisicos. Antes de começar a trabalhar com qualquer equipamento, familiarize-se com os perigos relacionados com circuitos eléctricos, e com quaisquer práticas comuns que possam prevenir possíveis acidentes. (Para ver as traduções dos avisos que constam desta publicação, consulte o apêndice “Translated Safety Warnings” - “Traduções dos Avisos de Segurança”).
¡Advertencia!
Varning!
Este símbolo de aviso significa peligro. Existe riesgo para su integridad física. Antes de manipular cualquier equipo, considerar los riesgos que entraña la corriente eléctrica y familiarizarse con los procedimientos estándar de prevención de accidentes. (Para ver traducciones de las advertencias que aparecen en esta publicación, consultar el apéndice titulado “Translated Safety Warnings.”)
Denna varningssymbol signalerar fara. Du befinner dig i en situation som kan leda till personskada. Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanligt förfarande för att förebygga skador. (Se förklaringar av de varningar som förekommer i denna publikation i appendix "Translated Safety Warnings" [Översatta säkerhetsvarningar].)
Related Documentation
RFC3261 (SIP: Session Initiation Protocol)
RFC2543 (SIP: Session Initiation Protocol)
Cisco ATA SIP Compliance Reference Information
http://www-vnt.cisco.com/SPUniv/SIP/documents/CiscoATASIPComplianceRef.pdf
RFC768 (User Datagram Protocol)
RFC2198 (RTP Payload for Redundant Audio Data)
RFC2833 (RTP Payload for DTMF Digits, Telephony Phones and Telephony Signals)
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RFC2327 (SDP: Session Description Protocol)
RFC3266 (Support for IPv6 in Session Description Protocol (SDP))
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Preface
Read Me First - ATA Boot Load Information
Cisco ATA 186 and Cisco 188 Analog Telephone Adaptor At a Glance
Regulatory Compliance and Safety Information for the Cisco ATA 186 and Cisco 188
Cisco ATA Release Notes

Obtaining Documentation

These sections explain how to obtain documentation from Cisco Systems.
World Wide Web
You can access the most current Cisco documentation on the World Wide Web at this URL:
http://www.cisco.com
Translated documentation is available at this URL:
http://www.cisco.com/public/countries_languages.shtml
Obtaining Documentation
Documentation CD-ROM
Cisco documentation and additional literature are available in a Cisco Documentation CD-ROM package, which is shipped with your product. The Documentation CD-ROM is updated monthly and may be more current than printed documentation. The CD-ROM package is available as a single unit or through an annual subscription.
Ordering Documentation
You can order Cisco documentation in these ways:
Registered Cisco.com users (Cisco direct customers) can order Cisco product documentation from
the Networking Products MarketPlace:
http://www.cisco.com/cgi-bin/order/order_root.pl
Registered Cisco.com users can order the Documentation CD-ROM through the online Subscription
Store:
http://www.cisco.com/go/subscription
Nonregistered Cisco.com users can order documentation through a local account representative by
calling Cisco Systems Corporate Headquarters (California, U.S.A.) at 408 526-7208 or, elsewhere in North America, by calling 800 553-NETS (6387).
Documentation Feedback
You can submit comments electronically on Cisco.com. In the Cisco Documentation home page, click the Fax or Email option in the “Leave Feedback” section at the bottom of the page.
You can e-mail your comments to bug-doc@cisco.com.
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Obtaining Technical Assistance

You can submit your comments by mail by using the response card behind the front cover of your document or by writing to the following address:
Cisco Systems Attn: Document Resource Connection 170 West Tasman Drive San Jose, CA 95134-9883
We appreciate your comments.
Obtaining Technical Assistance
Cisco provides Cisco.com as a starting point for all technical assistance. Customers and partners can obtain online documentation, troubleshooting tips, and sample configurations from online tools by using the Cisco Technical Assistance Center (TAC) Web Site. Cisco.com registered users have complete access to the technical support resources on the Cisco TAC Web Site.
Cisco.com
Preface
Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information, networking solutions, services, programs, and resources at any time, from anywhere in the world.
Cisco.com is a highly integrated Internet application and a powerful, easy-to-use tool that provides a broad range of features and services to help you with these tasks:
Streamline business processes and improve productivity
Resolve technical issues with online support
Download and test software packages
Order Cisco learning materials and merchandise
Register for online skill assessment, training, and certification programs
If you want to obtain customized information and service, you can self-register on Cisco.com. To access Cisco.com, go to this URL:
http://www.cisco.com
Technical Assistance Center
The Cisco Technical Assistance Center (TAC) is available to all customers who need technical assistance with a Cisco product, technology, or solution. Two levels of support are available: the Cisco TAC Web Site and the Cisco TAC Escalation Center.
Cisco TAC inquiries are categorized according to the urgency of the issue:
Priority level 4 (P4)—You need information or assistance concerning Cisco product capabilities,
product installation, or basic product configuration.
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Priority level 3 (P3)—Your network performance is degraded. Network functionality is noticeably
impaired, but most business operations continue.
Priority level 2 (P2)—Your production network is severely degraded, affecting significant aspects
of business operations. No workaround is available.
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Priority level 1 (P1)—Your production network is down, and a critical impact to business operations
The Cisco TAC resource that you choose is based on the priority of the problem and the conditions of service contracts, when applicable.
Cisco TAC Web Site
You can use the Cisco TAC Web Site to resolve P3 and P4 issues yourself, saving both cost and time. The site provides around-the-clock access to online tools, knowledge bases, and software. To access the Cisco TAC Web Site, go to this URL:
http://www.cisco.com/tac
All customers, partners, and resellers who have a valid Cisco service contract have complete access to the technical support resources on the Cisco TAC Web Site. The Cisco TAC Web Site requires a Cisco.com login ID and password. If you have a valid service contract but do not have a login ID or password, go to this URL to register:
http://www.cisco.com/register/
If you are a Cisco.com registered user, and you cannot resolve your technical issues by using the Cisco TAC Web Site, you can open a case online by using the TAC Case Open tool at this URL:
Obtaining Technical Assistance
will occur if service is not restored quickly. No workaround is available.
http://www.cisco.com/tac/caseopen
If you have Internet access, we recommend that you open P3 and P4 cases through the Cisco TAC Web Si te.
Cisco TAC Escalation Center
The Cisco TAC Escalation Center addresses priority level 1 or priority level 2 issues. These classifications are assigned when severe network degradation significantly impacts business operations. When you contact the TAC Escalation Center with a P1 or P2 problem, a Cisco TAC engineer automatically opens a case.
To obtain a directory of toll-free Cisco TAC telephone numbers for your country, go to this URL:
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml
Before calling, please check with your network operations center to determine the level of Cisco support services to which your company is entitled: for example, SMARTnet, SMARTnet Onsite, or Network Supported Accounts (NSA). When you call the center, please have available your service agreement number and your product serial number.
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Preface
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1

Cisco Analog Telephone Adaptor Overview

This section describes the hardware and software features of the Cisco Analog Telephone Adaptor (Cisco ATA) and includes a brief overview of the Session Initiation Protocol (SIP).
The Cisco ATA analog telephone adaptors are handset-to-Ethernet adaptors that allow regular analog telephones to operate on IP-based telephony networks. Cisco ATAs support two voice ports, each with an independent telephone number. The Cisco ATA 188 also has an RJ-45 10/100
This section covers the following topics:
Session Initiation Protocol (SIP) Overview, page 1-2
Hardware Overview, page 1-5
Software Features, page 1-7
Installation and Configuration Overview, page 1-10
Figure 1-1 Cisco ATA Analog Telephone Adaptor
BASE-T data port.
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CISCO ATA 186
ANALOG TELEPHONE ADAPTO
The Cisco ATA, which operates with Cisco voice-packet gateways, makes use of broadband pipes that are deployed through a digital subscriber line (DSL), fixed wireless-cable modem, and other Ethernet connections.
Note The term Cisco ATA refers to both the Cisco ATA 186 and the Cisco ATA 188, unless otherwise stated.
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP)
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Session Initiation Protocol (SIP) Overview

72088
Figure 1-2 Cisco ATA 186 as Endpoint in SIP Network
Chapter 1 Cisco Analog Telephone Adaptor Overview
Telephone/fax
Figure 1-3 Cisco ATA 188 as Endpoint in SIP Network
Telephone/fax
V
Cisco ATA 186
V
Cisco ATA 188
Ethernet
Broadband CPE
(DSL, cable,
fixed wireless)
Ethernet
Broadband CPE
(DSL, cable,
fixed wireless)
Broadband
Broadband
Layer 3
IP infrastructure
SIP proxy
Layer 3
IP infrastructure
V
V
Voice
gateway
PSTN
Voice
gateway
PSTN
Session Initiation Protocol (SIP) Overview
Session Initiation Protocol (SIP) is the Internet Engineering Task Force (IETF) standard for real-time calls and conferencing over Internet Protocol (IP). SIP is an ASCII-based, application-layer control protocol (defined in RFC3261) that can be used to establish, maintain, and terminate multimedia sessions or calls between two or more endpoints.
Like other Voice over IP (VoIP) protocols, SIP is designed to address the functions of signaling and session management within a packet telephony network. Signaling allows call information to be carried across network boundaries. Session management provides the ability to control the attributes of an end-to-end call.
Note SIP for the Cisco ATA is compliant with RFC2543.
This section contains the following topics:
SIP Capabilities, page 1-3
Components of SIP, page 1-3
SIP proxy
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1-2
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SIP Capabilities
SIP provides the following capabilities:
Determines the availability of the target endpoint. If a call cannot be completed because the target
endpoint is unavailable, SIP determines whether the called party is already on the phone or did not answer in the allotted number of rings. SIP then returns a message indicating why the target endpoint was unavailable.
Determines the location of the target endpoint. SIP supports address resolution, name mapping, and
call redirection.
Determines the media capabilities of the target endpoint. Using the Session Description Protocol
(SDP), SIP determines the lowest level of common services between endpoints. Conferences are established using only the media capabilities that are supported by all endpoints.
Establishes a session between the originating and target endpoint. If the call can be completed, SIP
establishes a session between the endpoints. SIP also supports mid-call changes, such as adding another endpoint to the conference or changing the media characteristic or codec.
Handles the transfer and termination of calls. SIP supports the transfer of calls from one endpoint
to another. During a call transfer, SIP establishes a session between the transferee and a new endpoint (specified by the transferring party) and terminates the session between the transferee and the transferring party. At the end of a call, SIP terminates the sessions between all parties. Conferences can consist of two or more users and can be established using multicast or multiple unicast sessions.
Session Initiation Protocol (SIP) Overview
Components of SIP
SIP is a peer-to-peer protocol. The peers in a session are called User Agents (UAs). A user agent can function in one of the following roles:
User agent client (UAC)—A client application that initiates the SIP request.
User agent server (UAS)—A server application that contacts the user when a SIP request is received
and returns a response on behalf of the user.
Typically, a SIP endpoint is capable of functioning as both a UAC and a UAS, but functions only as one or the other per transaction. Whether the endpoint functions as a UAC or a UAS depends on the UA that initiated the request.
From an architectural standpoint, the physical components of a SIP network can also be grouped into two categories—Clients and servers. Figure 1-4 illustrates the architecture of a SIP network.
Note SIP servers can interact with other application services, such as Lightweight Directory Access Protocol
(LDAP) servers, a database application, or an extensible markup language (XML) application. These application services provide back-end services such as directory, authentication, and billable services.
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Session Initiation Protocol (SIP) Overview
Figure 1-4 SIP Architecture
SIP user agents
Chapter 1 Cisco Analog Telephone Adaptor Overview
SIP proxy and
redirect servers
SIP
SIP SIP
SIP gateway
SIP Clients
SIP Servers
RTP
Legacy PBX
PSTN
72342
SIP clients include:
Gateways—Provide call control. Gateways provide many services, the most common being a
translation function between SIP conferencing endpoints and other terminal types. This function includes translation between transmission formats and between communications procedures. In addition, the gateway also translates between audio and video codecs and performs call setup and clearing on both the LAN side and the switched-circuit network side.
Telephones—Can act as either a UAS or UAC. The Cisco ATA can initiate SIP requests and respond
to requests.
SIP servers include:
Proxy server—The proxy server is an intermediate device that receives SIP requests from a client
and then forwards the requests on the client’s behalf. Proxy servers receive SIP messages and forward them to the next SIP server in the network. Proxy servers can provide functions such as authentication, authorization, network access control, routing, reliable request retransmission, and security.
1-4
Redirect server—Receives SIP requests, strips out the address in the request, checks its address
tables for any other addresses that may be mapped to the address in the request, and then returns the results of the address mapping to the client. Redirect servers provide the client with information about the next hop or hops that a message should take, then the client contacts the next hop server or UAS directly.
Registrar server—Processes requests from UACs for registration of their current location. Registrar
servers are often co-located with a redirect or proxy server.
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Hardware Overview

The Cisco ATA 186 and Cisco ATA 188 are compact, easy to install devices. Figure 1-5 shows the rear panel of the Cisco ATA 186. Figure 1-6 shows the rear panel of the Cisco ATA 188.
Figure 1-5 Cisco ATA 186—Rear View
RJ-11 FXS ports
Figure 1-6 Cisco ATA 188—Rear View
RJ-45 10BaseT
Hardware Overview
10BaseT ACT 5VPHONE 1 PHONE 2
72210
Power connector
ACT LED
RJ-11 FXS ports
10/100 UPLINK10/100 PC LINKLINK 5VPHONE 1 PHONE 2
LINK LED
LINK LED
RJ-45 10/100BaseT ports
72211
Power connector
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Hardware Overview
Note The Cisco ATA186-I1 and Cisco ATA188-I1 provide 600-ohm resistive impedance. The Cisco
Chapter 1 Cisco Analog Telephone Adaptor Overview
The unit provides the following connectors and indicators:
5V power connector.
Two RJ-11 FXS (Foreign Exchange Station) ports—The Cisco ATA supports two independent RJ-11
telephone ports that can connect to any standard analog telephone device. Each port supports either voice calls or fax sessions, and both ports can be used simultaneously.
ATA186-I2 and Cisco ATA188-I2 provide 270 ohm + 750 ohm // 150-nF complex impedance. The impedance option is requested when you place your order and should match your specific application. If you are not sure of the applicable configuration, check your country or regionaltelephone impedance requirements.
Ethernet ports
The Cisco ATA 186 has one RJ-45 10BASE-T uplink Ethernet port to connect the Cisco ATA 186 to a 10/100BASE-T hub or another Ethernet device.
The Cisco ATA 188 has two Ethernet ports: an RJ-45 10/100BASE-T uplink port to connect the Cisco ATA 188 to a 10/100BASE-T hub or another Ethernet device and an RJ-45 10/100BASE-T data port to connect an Ethernet-capable device, such as a computer, to the network.
Note The Cisco ATA 188 performs auto-negotiation for duplexity and speed and is capable of 10/100 Mbps,
full-duplex operation. The Cisco ATA 186 is fixed at 10 Mbps, half-duplex operation.
The Cisco ATA 188 RJ-45 LED shows network link and activity. The LED blinks twice when the
Cisco ATA is first powered on, then turns off if there is no link or activity. The LED blinks to show network activity and is solid when there is a link.
The Cisco ATA 186 RJ-45 LED is solid when the Cisco ATA is powered on and blinks to show
network activity.
Function button—The function button is located on the top panel of the unit (see Figure 1-7).
Figure 1-7 Function Button
Function
button
CISCO ATA 186
ANALOG TELEPHONE ADAPTOR
72214
1-6
The function button lights when you pick up the handset of a telephone attached to the Cisco ATA. The button blinks quickly when the Cisco ATA is upgrading its configuration.
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Note If the function button blinks slowly, the Cisco ATA cannot find the DHCP server. Check your
Ethernet connections and make sure the DHCP server is available.
Pressing the function button allows you to access to the voice configuration menu. For additional information about the voice configuration menu, see the “Voice Configuration Menu” section on
page 3-15.
Caution Never press the function button during an upgrade process. Doing so may interfere with the process and
may permanently disable the Cisco ATA.

Software Features

The Cisco ATA supports the following protocols, services and methods:
Voice Codecs Supported, page 1-7
Software Features
Additional Supported Signaling Protocols, page 1-8
Other Supported Protocols, page 1-8
Cisco ATA SIP Services, page 1-8
Fax Services, page 1-9
Methods Supported, page 1-9
Supplementary Services, page 1-10
Voice Codecs Supported
The Cisco ATA supports the following voice codecs (check your other network devices for the codecs they support):
G.711µ-law
G.711A-law
G.723.1
G.729
G.729A
G.729B
G.729AB
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Software Features
Additional Supported Signaling Protocols
In addition to SIP, the Cisco ATA supports the following signaling protocols:
H.323
Skinny Client Control Protocol (SCCP)
Media Gateway Control Protocol (MGCP)
SIP and H.323 share the same software image. SCCP and MGCP also share a software image, which is separate from the SIP/H.323 image. If you wish to perform a cross-protocol upgrade from SIP to another signaling image, see the “Upgrading the Signaling Image from a TFTP Server” section on page 8-1.
Other Supported Protocols
Other protocols that the Cisco ATA supports include the following:
802.1Q VLAN tagging
Cisco Discovery Protocol (CDP)
Chapter 1 Cisco Analog Telephone Adaptor Overview
Domain Name System (DNS)
Dynamic Host Configuration Protocol (DHCP)
Internet Control Message Protocol (ICMP)
Internet Protocol (IP)
Real-Time Transport Protocol (RTP)
Transmission Control Protocol (TCP)
Trivial File Transfer Protocol (TFTP)
User Datagram Protocol (UDP)
Cisco ATA SIP Services
For a list of required SIP parameters as well as descriptions of all supported Cisco ATA SIP services and cross references to the parameters for configuring these services, see Chapter 4, “Basic and Additional
SIP Services.”
These services include the following features:
IP address assignment—DHCP-provided or statically configured
Cisco ATA configuration by means of a TFTP server, web browser, or voice configuration menu.
VLAN configuration
1-8
Cisco Discovery Protocol (CDP)
Low-bit-rate codec selection
User authentication
Configurable tones (dial tone, busy tone, alert tone, reorder tone, call waiting tone)
Dial plans
Network Address Translation (NAT) Gateway
NAT/Port Address Translation (PAT) translation
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SIP proxy server redundancy
Outbound-proxy support
DNS SRV support
User-configurable, call-waiting, permanent default setting
Comfort noise during silence period when using G.711
Advanced audio
Billable features
Caller ID format
Ring cadence format
Silence suppression
Hook-flash detection timing configuration
Configurable on-hook delay
UDP Type of Service (ToS) configuration
Debugging and diagnostic tools
Software Features
Fax Services
The Cisco ATA supports two modes of fax services, in which fax signals are transmitted using the G.711 codec:
Fax pass-through mode—Receiver-side Called Station Identification (CED) tone detection with
automatic G.711A-law or G.711µ-law switching.
Fax mode—The Cisco ATA is configured as a G.711-only device.
How you set Cisco ATA fax parameters depends on what network gateways are being used. You may need to modify the default fax parameter values (see Chapter 7, “Configuring and Debugging Fax
Services”).
Note Success of fax transmission depends on network conditions and fax modem response to these conditions.
The network must have reasonably low network jitter, network delay, and packet loss rate.
Methods Supported
The Cisco ATA supports the methods listed below. For more information, refer to RFC3261 (SIP: Session Initiation Protocol).
REGISTER
INVITE
BYE
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Installation and Configuration Overview

NOTIFY
OPTIONS
ACK
Supplementary Services
SIP supplementary services are services that you can use to enhance your telephone service. For information on how to enable and subscribe to these services, see the “CallFeatures” section on
page 5-23 and the “PaidFeatures” section on page 5-24.
For information on how to use these services, see Appendix A, “Using SIP Supplementary Services.”
The following list contains the SIP supplementary services that the Cisco ATA supports:
Caller ID
Call-waiting caller ID
Voice mail indication
Making a conference call
Chapter 1 Cisco Analog Telephone Adaptor Overview
Call waiting
Call forwarding
Call return
Calling-line identification
Unattended transfer
Attended transfer
Installation and Configuration Overview
Table 1-1 provides the basic steps required to install and configure the Cisco ATA to make it operational
in a typical SIP environment where a large number of Cisco ATAs must be deployed.
Table 1-1 Overview of the Steps Required to Install and Configure the Cisco ATA and Make it Operational
Action Reference
1. Plan the network and Cisco ATA configuration.
2. Install the Ethernet connection.
3. Install and configure the other network devices.
4. Install the Cisco ATA but do not power up the Cisco ATA yet. What the Cisco ATA Package Includes, page 2-2
5. Download the desired Cisco ATA release software zip file from
the Cisco web site, then configure the Cisco ATA.
6. Power up the Cisco ATA.
7. Periodically, you can upgrade the Cisco ATA to a new signaling
image by using the TFTP server-upgrade method or the manual-upgrade method.
Chapter 3, “Configuring the Cisco ATA for SIP”
Chapter 8, “Upgrading the Cisco ATA Signaling Image”
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2
Installing the Cisco ATA
This section provides instructions for installing the Cisco ATA 186 and Cisco ATA 188. Before you perform the installation, be sure you have met the following prerequisites:
Planned the network and Cisco ATA configuration.
Installed the Ethernet connection.
Installed and configured the other network devices.
This section contains the following topics:
Network Requirements, page 2-2
Safety Recommendations, page 2-2
What the Cisco ATA Package Includes, page 2-2
What You Need, page 2-3
Installation Procedure, page 2-3
Power-Down Procedure, page 2-6
Note The term Cisco ATA is used throughout this manual to refer to both the Cisco ATA 186 and the
Cisco ATA 188, unless differences between the Cisco ATA 186 and Cisco ATA 188 are explicitly stated.
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Network Requirements

Network Requirements
The Cisco ATA acts as an endpoint on an IP telephony network. The following equipment is required:
Call Control system
Voice packet gateway—Required if you are connecting to the Public Switched Telephone Network
(PSTN). A gateway is not required if an analog key system is in effect.
Ethernet connection

Safety Recommendations

To ensure general safety, follow these guidelines:
Do not get this product wet or pour liquids into this device.
Do not open or disassemble this product.
Do not perform any action that creates a potential hazard to people or makes the equipment unsafe.
Use only the power cube that comes with the Cisco ATA.
Chapter 2 Installing the Cisco ATA
Warning
Warning
Warning
Warning
Ultimate disposal of this product should be handled according to all national laws and regulations.
Read the installation instructions before you connect the system to its power source.
The plug-socket combination must be accessible at all times because it serves as the main disconnecting device.
Do not work on the system or connect or disconnect cables during periods of lightning activity.
For translated warnings, see the Regulatory Compliance and Safety Information for the Cisco ATA 186 and Cisco ATA 188 manual.
What the Cisco ATA Package Includes
The Cisco ATA package contains the following items:
Cisco ATA 186 or Cisco ATA 188 Analog Telephone Adaptor
Read Me First - ATA Boot Load Information
2-2
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor at a Glance
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Regulatory Compliance and Safety Information for the Cisco ATA 186 and Cisco ATA 188
5V power adaptor
Power cord
Note The Cisco ATA is intended for use only with the 5V DC power adaptor that comes with the unit.

What You Need

You also need the following items:
Category-3 10BASE-T or 100BASE-T or better Ethernet cable. One cable is needed for each
Ethernet connection.
A Category-3 Ethernet cable supports 10BASE-T for up to 100 meters without quality degradation, and a Category-3 Ethernet cable supports 100BASE-T for up to 10 meters without quality degradation.
For uplink connections, use a crossover Ethernet cable to connect the Cisco ATA to another Ethernet device (such as a router or PC) without using a hub. Otherwise, use straight-through Ethernet cables for both uplink and data port connections.
Access to an IP network
What You Need
One or two analog Touch-Tone telephones or fax machines, or one of each

Installation Procedure

After the equipment is in place, see Figure 2-1 (for Cisco ATA 186) or Figure 2-2 (for Cisco ATA 188) and follow the next procedure to install the Cisco ATA.
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Installation Procedure
Chapter 2 Installing the Cisco ATA
Figure 2-1 Cisco ATA 186 Rear Panel Connections
10BaseT ACT 5VPHONE 1 PHONE 2
72212
Power outlet
IP network
Analog telephones
(or fax)
5V power
adaptor
Power cord
Figure 2-2 Cisco ATA 188 Rear Panel Connections
10/100 UPLINK10/100 PC LINKLINK 5VPHONE 1 PHONE 2
IP network
Analog telephones
(or fax)
PC
5V power
adaptor
72213
Power outlet
2-4
Power cord
Procedure
Step 1 Place the Cisco ATA near an electrical power outlet.
Step 2 Connect one end of a telephone line cord to the Phone 1 input on the rear panel of the Cisco ATA.
Connect the other end to an analog telephone set.
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If you are connecting a telephone set that was previously connected to an active telephone line, unplug the telephone line cord from the wall jack and plug it into the Phone 1 input.
Installation Procedure
Warning
Caution Do not connect the Phone input ports to a telephone wall jack. To avoid damaging the Cisco ATA or
To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cord.
telephone wiring in the building, do not connect the Cisco ATA to the telecommunications network. Connect the Phone port to a telephone only, never to a telephone wall jack.
Note The telephone must be switched to tone setting (not pulse) for the Cisco ATA to operate properly.
Step 3 (Optional) Connect the telephone line cord of a second telephone to the Phone 2 input port.
Note If you are connecting only one telephone to the Cisco ATA, you must use the Phone 1 input port.
Step 4 Connect an Ethernet cable to the uplink RJ-45 connector on the Cisco ATA. For the Cisco ATA 186, this
is the 10BASE-T connector; for the Cisco ATA 188, this is the 10/100UPLINK connector.
Note Use a crossover Ethernet cable to connect the Cisco ATA to another Ethernet device (such as a router or
PC) without using a hub. Otherwise, use a straight-through Ethernet cable.
Step 5 (Cisco ATA 188 only—optional) Connect a straight-through Ethernet cable from your PC to the 10/100
PC RJ-45 connector on the Cisco ATA.
Step 6 Connect the socket end of the power cord to the 5V DC power adaptor.
Step 7 Insert the power adaptor cable into the power connector on the Cisco ATA.
Warning
This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that a fuse or circuit breaker no larger than 120 VAC, 15A U.S. (240VAC, 10A international) is used on the phase conductors (all current-carrying conductors).
Step 8 Connect the plug end of the 5V DC power adaptor cord into an electrical power outlet.
When the Cisco ATA is properly connected and powered up, the green activity LED flashes to indicate network activity. This LED is labeled ACT on the rear panel of the Cisco ATA 186 and is labeled LINK on the rear panel of the Cisco ATA 188.
Caution Do not cover or block the air vents on either the top or the bottom surface of the Cisco ATA. Overheating
can cause permanent damage to the unit.
For more information about LEDs and the function button, see the “Hardware Overview” section on
page 1-5.
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Power-Down Procedure

Power-Down Procedure
Caution If you need to power down Cisco ATA 186 or Cisco 188 at any time, use the following power-down
procedure to prevent damage to the unit.
Procedure
Step 1 Unplug the RJ45 Ethernet cable
Step 2 Wait for 20 seconds.
Step 3 Unplug the power cable.
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3
Configuring the Cisco ATA for SIP
This section describes how to configure the Cisco ATA to operate with the Session Initiation Protocol (SIP) signaling image and how the Cisco ATA obtains the latest signaling image.
You can configure the Cisco ATA for use with SIP with any of the following methods:
By using a TFTP server—This is the Cisco-recommended method for deploying a large number of
Cisco ATAs. This method allows you to set up a unique Cisco ATA configuration file or a configuration file that is common to all Cisco ATAs. The Cisco ATA can automatically download its latest configuration file from the TFTP server when the Cisco ATA powers up, is refreshed or reset, or when the specified TFTP query interval expires.
By using manual configuration:
Voice configuration menu—This is the method you must use if the process of establishing IP connectivity for the Cisco ATA requires changing the default network configuration settings. These settings are CDP, VLAN, and DHCP. You also can use the voice configuration menu to review all IP connectivity settings. The voice configuration menu can also be used when Web access is not available.
Web-based configuration—This method is convenient if you plan to deploy a small number of Cisco ATAs in your network. To use this method, the Cisco ATA must first obtain IP connectivity, either through the use of a DHCP server or by using the voice configuration menu to statically configure IP addresses.
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This section contains the following topics:
Default Boot Load Behavior, page 3-2—This section describes the process that the Cisco ATA
follows by default when it boots up. It is very important to understand this process because, if your network environment is not set up to follow this default behavior, you need to make the applicable configuration changes. For example, by default, the Cisco ATA attempts to contact a DHCP server for the necessary IP addresses to achieve network connectivity. However, if your network does not use a DHCP server, you must manually configure various IP settings as described in this section.
Specifying a Preconfigured VLAN ID or Disabling VLAN IP Encapsulation, page 3-3—This
section includes a table of the parameters you can configure for VLAN and CDP settings.
Steps Needed to Configure the Cisco ATA, page 3-5—This section provides tables that summarize
the general configuration steps you must follow to configure the Cisco ATA.
Configuring the Cisco ATA Using a TFTP Server, page 3-7—This section describes procedures for
configuring the Cisco ATA by using a TFTP server, which is the recommended configuration method for the deployment of a large number of Cisco ATAs.
Voice Configuration Menu, page 3-15—This section includes information on how to obtain basic
network connectivity for the Cisco ATA and how to perform a factory reset if necessary.
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Cisco ATA Web Configuration Page, page 3-18—This section shows the Cisco ATA Web
configuration page and contains a procedure for how to configure Cisco ATA parameters using this interface.
Refreshing or Resetting the Cisco ATA, page 3-21—This section gives the procedure (via the Web
configuration page) for refreshing or resetting the Cisco ATA so that your most recent configuration changes take effect immediately.
Upgrading the SIP Signaling Image, page 3-22—This section provides references to the various
means of upgrading your Cisco ATA signaling image.
Note The term Cisco ATA is used throughout this manual to refer to both the Cisco ATA 186 and the
Cisco ATA 188, unless differences between the Cisco ATA 186 and Cisco ATA 188 are explicitly stated.
Default Boot Load Behavior
Before configuring the Cisco ATA, you need to know how the default Cisco ATA boot load process works. Once you understand this process, you will be able to configure the Cisco ATA by following the instructions provided in this section and in the sections that follow.
All Cisco ATAs are shipped with a bootload signaling-protocol image. However, because this image is not a fully functional signaling image, the image must be upgraded. The image is designed to be automatically upgraded by a properly configured TFTP server. To configure the Cisco ATA to automatically upgrade to the latest signaling image, see the “Upgrading the Signaling Image from a
TFTP Server” section on page 8-1.
Chapter 3 Configuring the Cisco ATA for SIP
In addition, the Cisco ATA obtains its configuration file during the bootload process.
The following list summarizes the default Cisco ATA behavior during its boot-up process:
1. The Cisco ATA uses the Cisco Discovery Protocol (CDP) to discover which VLAN to enter. If the
Cisco ATA receives a VLAN ID response from the network switch, the Cisco ATA enters that VLAN and adds 802.1Q VLAN tags to its IP packets. If the Cisco ATA does not receive a response with a VLAN ID from the network switch, then the Cisco ATA assumes it is not operating in a VLAN environment and does not perform VLAN tagging on its packets.
Note If your network environment is not set up to handle this default behavior, make the necessary
configuration changes by referring to the “Specifying a Preconfigured VLAN ID or Disabling
VLAN IP Encapsulation” section on page 3-3.
2. The Cisco ATA contacts the DHCP server to request its own IP address.
Note If your network environment does not contain a DHCP server, you need to statically configure
various IP addresses so that the Cisco ATA can obtain network connectivity. For a list of parameters that you must configure to obtain network connectivity, see Table 3-5 on page 3-16. For instructions on how to use the voice configuration menu, which you must use to perform this configuration, see the “Voice Configuration Menu” section on page 3-15.
3. Also from the DHCP server, the Cisco ATA requests the IP address of the TFTP server.
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4. The Cisco ATA contacts the TFTP server and downloads the Cisco ATA release software that
contains the correct signaling image for the Cisco ATA to function properly.
Note If you are not using a TFTP server, you need to manually upgrade the Cisco ATA to the correct
signaling image. For information on this procedure, see the “Upgrading the Signaling Image
Manually” section on page 8-2.
5. The Cisco ATA looks for a Cisco ATA-specific configuration file (designated by the MAC address
of the Cisco ATA and named ata<macaddress>) on the TFTP server and downloads this file if it exists.
6. If the Cisco ATA does not find the ata<macaddress> configuration file, it looks for the
atadefault.cfg configuration file and downloads this file if it exists. This file can contain default values for the Cisco ATA to use.
Note When the Cisco ATA is downloading its DHCP configuration, the function button on the top panel
blinks.

Specifying a Preconfigured VLAN ID or Disabling VLAN IP Encapsulation

Specifying a Preconfigured VLAN ID or Disabling VLAN IP Encapsulation
If you want the Cisco ATA to use a preconfigured VLAN ID instead of using the Cisco Discovery Protocol to locate a VLAN, or if you want to disable VLAN IP encapsulation, refer to Tabl e 3 - 1 for a reference to the parameters and bits you may need to configure. Use the voice configuration menu to configure these parameters. (See the “Voice Configuration Menu” section on page 3-15 for instructions on using this menu.) Also, refer to Tab l e 3-2 for a matrix that indicates which VLAN-related parameters and bits to configure depending on your network environment.
Table 3-1 Parameters and Bits for Preconfiguring a VLAN ID
Parameter and Bits Reference
OpFlags:
Bit 4—Enable the use of user-specified voice VLAN ID.
Bit 5—Disable VLAN encapsulation
Bit 6—Disable CDP discovery.
VLANSetting:
Bits 0-2—Specify VLAN CoS bit value (802.1P priority) for TCP
packets.
Bits 3-5—Specify VLAN CoS bit value (802.1P priority) for UDP
packets
OpFlags, page 5-34
VLANSetting, page 5-35
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Bits 18-29—User-specified 802.1Q VLAN ID
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Table 3-2 VLAN-Related Features and Corresponding Configuration Parameters
OpFlags Bit 4 OpFlags Bit 5 OpFlags Bit 6
Feature
Static VLAN101VLAN ID
CDP-acquired
000N/A
VLAN
No VLAN N/A 1 N/A N/A
No CDP N/A N/A 1 N/A
No CDP and no
011N/A
VLAN
N/A indicates that the variable is not applicable to the feature and the setting of this varaible does not affect the feature.
Chapter 3 Configuring the Cisco ATA for SIP
VLANSetting Bits 18-29
Example
The following procedure shows you how to configure the OpFlags and VLANSetting parameters to allow the Cisco ATA to use a user-specified VLAN ID. In this example, the voice VLAN ID is 115 (in decimal format).
Step 1 Set bits 4-6 of the OpFlags parameter to 1, 0, and 1, respectively. This setting translates to the following
bitmap:
xxxx xxxx xxxx xxxx xxxx xxxx x101 xxxx
The remaining bits of the OpFlags parameter, using all default values, make up the following bitmap representation:
0000 0000 0000 0000 0000 0000 0xxx 0010
Therefore, the resulting value of the OpFlags parameter becomes the following bitmap representation:
0000 0000 0000 0000 0000 0000 0101 0010
In hexadecimal format, this value is 0x00000052.
Step 2 Set bits 18-29 of the VLANSetting parameter to to voice VLAN ID 115. This setting translates to the
following bitmap
xx00 0001 1100 11xx xxxx xxxx xxxx xxxx
where 000001110011 is the binary representation of the demical value 115.
The remaining bits of the VLANSetting parameter, using all default values, make up the following representation:
00xx xxxx xxxx xx00 0000 0000 0010 1011
Therefore, the resulting value of the VLANSetting parameter becomes the following bitmap representation:
0000 0001 1100 1100 0000 0000 0010 1011
In hexadecimal format, this value is 0x01cc002b.
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Note If you are using the voice configuration menu to set the parameters, you must convert hexadecimal
values to decimal values. For example, the OpFlags setting of 0x00000052 is equivalent to 82 in decimal format, and the VLANSetting of 0x01cc002b is equivalent to 30146603 in decimal format.

Steps Needed to Configure the Cisco ATA

This section contains the following topics:
Basic Configuration Steps in a TFTP Server Environment, page 3-5
Basic Configuration Steps in a Non-TFTP Server Environment, page 3-6
Basic Configuration Steps in a TFTP Server Environment
Table 3-3 shows the basic steps for configuring the Cisco ATA and making it operational in a typical
SIP environment, which includes a TFTP server.
Steps Needed to Configure the Cisco ATA
Table 3-3 Basic Steps to Configure the Cisco ATA in a TFTP Environment
Action Reference
1. Download the desired Cisco ATA release software zip file from
the Cisco web site and store it on the TFTP server.
2. Follow these basic steps to create a unique Cisco ATA
configuration file, which actually entails creating two files:
a. Create a Cisco ATA configuration text file that contains
Setting Up the TFTP Server with Cisco ATA Software, page 3-7
Creating Unique and Common Cisco ATA Configuration Files, page 3-8
parameters that are common to all Cisco ATAs in your network.
b. Create a unique Cisco ATA configuration text file that
contains parameters that are specific to a Cisco ATA.
Make sure to use an include command in the unique configuration file to pull in values from the common configuration file.
c. Convert the unique configuration file to binary format.
d. Place the unique binary configuration file on the TFTP
server.
3. Optionally, create a default configuration file called
atadefault.cfg Configuration File, page 3-12
atadefault.cfg, which the Cisco ATA will download from the TFTP server only if the unique Cisco ATA file called ata<macaddress> does not exist on the TFTP server.
4. Configure the upgradecode parameter so that the Cisco ATA will
obtain the correct signaling image from the TFTP server when the
“Upgrading the Signaling Image from a TFTP
Server” section on page 8-1
Cisco ATA powers up.
5. Configure the desired interval for the Cisco ATA to contact the
Configuring Refresh Interval, page 4-3
TFTP server to check for a configuration-file update or an upgrade of the signaling image file.
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Steps Needed to Configure the Cisco ATA
Table 3-3 Basic Steps to Configure the Cisco ATA in a TFTP Environment (continued)
Action Reference
6. Configure the method with which the Cisco ATA will locate the
TFTP server at boot up time.
7. Power up the Cisco ATA.
8. If you make configuration changes to the Cisco ATA or upgrade
Configuring the Cisco ATA to Obtain its Configuration File from the TFTP Server, page 3-13
Refreshing or Resetting the Cisco ATA, page 3-21
the signaling image on the TFTP server, you can refresh the Cisco ATA so that these changes take effect immediately. Otherwise, these changes will take effect when the specified interval (CfgInterval parameter value) for the TFTP query expires.
Basic Configuration Steps in a Non-TFTP Server Environment
Table 3-4 shows the basic steps for configuring the Cisco ATA without using the TFTP server method.
Table 3-4 Basic Steps to Configure the Cisco ATA Without Using the TFTP Server Method
Action Reference
1. Download the desired Cisco ATA release software zip file from the Cisco web site:
a. If you are a registered CCO user. go to the following URL:
http://www.cisco.com/cgi-bin/tablebuild.pl/ata186
b. Download the zip file that contains the software for the applicable release and signaling
image you are using. The contents of each file are described next to the file name.
c. Extract the files to the desired location on your PC.
Note The file that contains the protocol signaling image has an extension of .zup.
2. Manually upgrade the Cisco ATA to the correct signaling image. Upgrading the Signaling
Image Manually, page 8-2
3. Configure the Cisco ATA by using either one of the manual-configuration methods. Voice Configuration
Menu, page 3-15
Cisco ATA Web
Configuration Page, page 3-18
4. Power up the Cisco ATA.
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Configuring the Cisco ATA Using a TFTP Server

Configuring the Cisco ATA Using a TFTP Server
The TFTP method of configuration is useful when you have many Cisco ATA because you can use a TFTP server for remote, batch configuration of Cisco ATAs. A TFTP server can host one unique configuration file for each Cisco ATA.
This section contains the following topics:
Setting Up the TFTP Server with Cisco ATA Software, page 3-7
Configurable Features and Related Parameters, page 3-7
Creating Unique and Common Cisco ATA Configuration Files, page 3-8
atadefault.cfg Configuration File, page 3-12
Configuring the Cisco ATA to Obtain its Configuration File from the TFTP Server, page 3-13
Setting Up the TFTP Server with Cisco ATA Software
This section provides the procedure for the Cisco ATA administrator to obtain the correct Cisco ATA software and set up the TFTP server with this software.
Procedure
Step 1 If you are a registered CCO user. go to the following URL:
http://www.cisco.com/cgi-bin/tablebuild.pl/ata186
Step 2 Download the zip file that contains the software for the applicable release and signaling image you are
using. The contents of each file are described next to the file name. Save the zip file onto a floppy disc.
Note The file that contains the protocol signaling image has an extension of .zup.
Step 3 Extract the signaling files onto the TFTP server. This should be the same TFTP server that will contain
the binary Cisco ATA configuration file that you create (either ata<macaddress> or atadefault.cfg).
Configurable Features and Related Parameters
Table 4-1 on page 4-2 contains a list of all required SIP parameters. These parameters must be properly
configured for the Cisco ATA to work.
For descriptions of important Cisco ATA SIP services that you can configure, and references to their configuration parameters, see the “Important Basic SIP Services” section on page 4-1 and the
“Additional SIP Services” section on page 4-3.
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Table 4-3 on page 4-12 lists, in alphabetical order, various features that you can configure for the
Cisco ATA. Table 4-3 on page 4-12 also includes links to the related parameter that allows you to configure each of these features. Each link takes you to a detailed description of the parameter that includes its default values.
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Configuring the Cisco ATA Using a TFTP Server
For an example of how to configure parameters for the TFTP Server configuration method, see the
“Creating Unique and Common Cisco ATA Configuration Files” section on page 3-8.
Note Be sure to configure the UseSIP parameter to the value of 1 to enable the SIP protocol. This parameter
is 0 (for H.323) by default.
Creating Unique and Common Cisco ATA Configuration Files
If you have many Cisco ATAs to configure, a good approach is to create two configuration files:
One file that will contain only parameter values unique to a specific Cisco ATA.
One file for parameters that will be configured with values common to a group of Cisco ATAs. If
this file is updated, all Cisco ATA devices in this common group can obtain the new configuration data in a batch-mode environment.
The following procedure demonstrates the steps needed to create these configuration files.
Note The parameters used in this section help illustrate the process of creating a unique Cisco ATA
configuration file, and do not include all required SIP parameters in the examples. See Chapter 4, “Basic
and Additional SIP Services,” for complete listings and descriptions of required parameters and
additional configurable features. Also, refer back to Table 3-3 on page 3-5 for all main configuration steps.
Procedure
Step 1 Use the example_uprofile.txt file as a template for creating a text file of values that are common to one
group of Cisco ATAs. The example_uprofile.txt file is included in the software-release zip file and contains all default values. This file is shown without its annotations in the “Configuration Text File
Template” section on page 5-2.
Copy the example_uprofile.txt file and save it with a meaningful name, such as common.txt.
Step 2 Configure all common parameters by editing the text file as desired. For example, you might configure
some parameters as follows:
ToConfig:0 UseTftp:1 DHCP:1 TFtpURL:10.10.10.1 UseSIP:1
Tip It is helpful to always include the parameter/value of ToConfig:0 in the Cisco ATA
configuration file so that every time this file is downloaded to the Cisco ATA, it will set ToConfig to 0, which the appropriate value for this parameter once the Cisco ATA has been configured. If ToConfig is 1, the Cisco ATA will continue to unnecessarily contact the TFTP server.
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The settings in this example indicate that a group of Cisco ATAs is using the TFTP server with an IP address of 10.10.10.1 to obtain their configuration files. These Cisco ATAs will use a DHCP server to obtain their own IP addresses but not to obtain the TFTP server IP address (because the TftpURL parameter has a configured value).
Step 3 Save your changes.
Step 4 Use the example_uprofile.txt file again, this time as a template for creating a text file of values that are
specific to one Cisco ATA. For example, you might configure the following parameters:
UserID:8530709 GkorProxy:192.168.1.1
Save this file of Cisco ATA-specific parameters as:
ata<macaddress>.txt
where macaddress is the non-dotted hexadecimal version of the MAC address of the Cisco ATA you are configuring. This non-dotted hexadecimal MAC address is labeled on the bottom of most Cisco ATAs next to the word “MAC.” The file name must be exactly 15 characters long. (However, if this filename is supplied by the DHCP server, the name can be as long as 31 characters and can be any name with printable ASCII characters.)
If necessary, you can obtain the non-dotted hexadecimal MAC address by using the atapname.exe command. For information on using the atapname.exe command, see the “Using atapname.exe Tool to
Obtain MAC Address” section on page 3-10. That section includes an example of a dotted decimal MAC
address and its corresponding non-dotted hexadecimal address.
Configuring the Cisco ATA Using a TFTP Server
Note The ata<macaddress>.txt file should contain only those parameters whose values are different
from the file of common parameters. Parameter values in the ata<macaddress> configuration file will overwrite any manually configured values (values configured through the web or voice configuration menu) when the Cisco ATA powers up or refreshes.
Step 5 On the top line of the ata<macaddress>.txt file, add an include command to include the name of the
common-parameters file, and save the file.
include:common.txt UserID:8530709 GkorProxy:192.168.1.1
Step 6 Run the cfgfmt.exe tool, which is bundled with the Cisco ATA software, on the ata<macaddress>.txt
text file to generate the binary configuration file. If you wish to encrypt the binary file for security reasons, see the “Using the EncryptKey Parameter and cfgfmt Tool” section on page 3-11.
The syntax of the cfgfmt program follows:
Syntax
cfgfmt [-eRC4Password] -tpTagFile input-text-file output-binary-file
-eRC4Password is the optional RC 4key to encrypt the binary TFTP file provided by the cfgfmt program (up to eight alphanumeric characters).
pTagFile is the command used to specify the ptag.dat file that is provided with the Cisco ATA software version you are running. Search on the keyword ptag to find the complete name of the ptag file that is included with the Cisco ATA software for the signaling protocol you are using. Be sure this file resides in the same directory from which you are running the cfgfmt program. The ptag.dat file is used by cfgfmt.exe to format a text input representation of the parameter/value pairs to its output binary representation.
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input-text-file is the input text file representation of the Cisco ATA configuration file.
output-binary-file is the final output binary file that Cisco ATA uses as the TFTP configuration file.
Example
cfgfmt -tptag.dat ata0a141e28323c.txt ata0a141e28323c
This example is based on a Cisco ATA MAC address of 10.20.30.40.50.60, which converts to the two-digit, lower-case hexadecimal representation of each integer as 0a141e28323c. This example also uses a ptag file name of ptag.dat.
When you convert the ata<macaddress>.txt file to a binary file, the binary file will merge the two text files to form one Cisco ATA-specific binary configuration file for your Cisco ATA.
If the same parameter is configured with different values in these two files, the value in the ata<macaddress>.txt file takes precedence over the value in the common.txt file.
Step 7 Store the binary configuration file in the TFTP server root directory.
When the Cisco ATA powers up, it will retrieve its unique configuration file from the TFTP server.
Step 8 If you want to make configuration changes after boot up, repeat the process of creating or editing the
text files containing the desired parameters, then converting the ata<macaddress>.txt text file to the binary file and storing the binary file on the TFTP server. For the configuration changes to take effect immediately, refresh the Cisco ATA. (See the “Refreshing or Resetting the Cisco ATA” section on
page 3-21.)
Chapter 3 Configuring the Cisco ATA for SIP
After being refreshed, the Cisco ATA will download the updated ata<macaddress> configuration file.
Note If you do not perform a refresh procedure, the Cisco ATA will update its configuration the next
time it contacts the TFTP server, which is based on the configured value of the CfgInterval parameter.
Using atapname.exe Tool to Obtain MAC Address
This bundled tool is useful for converting the dotted decimal version of the Cisco ATA MAC address (available on the Cisco ATA Web configuration page or from the voice configuration menu code 24#) to its default Cisco ATA profile name. This name has the following format:
ataxxxxxxxxxxxx
where each xx is the two-digit, lower-case hexadecimal representation of each integer in the dotted, decimal version of the Cisco ATA MAC address. This is the name you use for the unique Cisco ATA binary configuration file.
The following command and output show an example of this command.
Command Example
atapname.exe 10.20.30.40.50.60
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Command Output
ata0a141e28323c
Note The same functionality is available from the voice configuration menu (voice menu code 84#), which
will announce the Cisco ATA profile name.
Using the EncryptKey Parameter and cfgfmt Tool
The EncryptKey parameter encrypts binary files being transferred over TFTP. You can change this key for each Cisco ATA, so that only one specific Cisco ATA can decode the information.
By default, the Cisco ATA-specific ata<macaddress> configuration file is not encrypted. If encryption is required, however, you must manually configure the EncryptKey parameter before you boot up the Cisco ATA so that the TFTP method is secure. Use either the voice configuration menu (see the “Voice
Configuration Menu” section on page 3-15) or the Cisco ATA web configuration page (see the “Cisco ATA Web Configuration Page” section on page 3-18) to configure the EncryptKey parameter.
Configuring the Cisco ATA Using a TFTP Server
Note Because the factory-fresh ATA cannot accept encrypted configuration files, the first unencrypted file, if
intercepted, can easily be read. (You would still have to know the data structure format in order to decode the binary information from the unencrypted file.) Therefore, the new encryption key in the unencrypted file can be compromised.
Set the EncryptKey parameter to a nonzero value. When this value is nonzero, the Cisco ATA assumes that the binary configuration file on the TFTP server is to be encrypted with this key by means of the RC4 cipher algorithm. The Cisco ATA will use this key to decrypt the configuration file.
The Cisco ATA EncryptKey parameter and the encryption key used in the cfgfmt tool command syntax must match.
Note For security reasons, Cisco recommends that you set the UIPassword parameter (if desired) in the
configuration file and not by using one of the manual configuration methods.
The cfgfmt.exe syntax affects how the EncryptKey parameter is used, as shown in the following examples. In these examples, input_text is the ata<macaddress>.txt file that you will convert to binary to create the ata<macaddress> configuration file for the Cisco ATA; output_binary is that binary ata<macaddress> file, and Secret is the encryption key.
Syntax examples
cfgfmt -tpTagFile input-text-file output-binary-file
If input-text-file sets the Cisco ATA EncryptKey parameter to 0, then output-binary-file is not encrypted. If the input-text-file sets EncryptKey to a non-zero value, then output-binary-file is encrypted with that value.
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cfgfmt -eSecret -tpTagFile input-text-file output-binary-file
If the Cisco ATA EncryptKey parameter has the value of 0 or is not included in input-text-file, the Secret is used to encrypt the output-binary-file. If input-text-file sets the Cisco ATA EncryptKey parameter to a nonzero value and the -e option is used, then output-binary-file is encrypted with the EncryptKey parameter set in input-text-file and Secret is ignored.
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cfgfmt -E -tpTagFile input-text-file output-binary-file
The -E (uppercase) option means that any value specified for the Cisco ATA EncryptKey parameter in input-text-file is ignored. However, because Secret is not specified in this example, output-binary-file is not encrypted. Nevertheless, the EncryptKey parameter and its value, if specified in input-file-text, will be included in output-binary-file for possible encryption at a later time.
cfgfmt -E -eSecret -tpTagFile input-text-file output-binary-file
The -E (uppercase) option means that any value specified for the Cisco ATA EncryptKey parameter in input-text-file is ignored and the output-binary-file is encrypted with the Secret key. However, the EncryptKey parameter and its value, if specified in input-text-file, will be included in output-binary-file.
atadefault.cfg Configuration File
You can create a configuration file, called atadefault.cfg, that is common to all Cisco ATAs. This configuration file is applied to a Cisco ATA only if a unique configuration file (ata<macaddress>) does not exist for the Cisco ATA on the TFTP server during the Cisco ATA power-up procedure.
You can use the atadefault.cfg file to provide limited functionality for when you first install the Cisco ATA. For example, if your service provider provides the ethernet connection and VoIP telephony service, you may need to call customer service to activate the service. If the atadefault.cfg file is configured to provide a direct connection to the customer service center, you can simply pick up the telephone and wait to be connected without using your regular phone.
Chapter 3 Configuring the Cisco ATA for SIP
The following procedure illustrates how to create the Cisco ATA default configuration file, convert it to the required binary format that the Cisco ATA can read, and store it on the TFTP server so that the Cisco ATA will download it during the boot-up process:
Procedure
Step 1 Make a copy of the example_uprofile.txt file and rename it atadefault.txt.
Step 2 Make the desired configuration changes by editing the atadefault.txt file, then save the file.
Step 3 Convert the atadefault.txt file to a binary file by running the cfgfmt.exe tool, which is bundled with the
Cisco ATA software.
Note Be sure to name the output file atadefault.cfg.
Step 4 Store the binary atadefault.cfg configuration file in the TFTP server root directory.
During the boot-up process, the Cisco ATA will download this file as its configuration file unless it first finds a Cisco ATA-specific configuration file named for the MAC address of the Cisco ATA.
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Configuring the Cisco ATA Using a TFTP Server
Configuring the Cisco ATA to Obtain its Configuration File from the TFTP Server
This section describes three methods for how the Cisco ATA contacts the TFTP server to obtain its configuration file:
Using a DHCP Server, page 3-13
The Cisco ATA contacts the DHCP server, which provides the IP address of the TFTP server
The Cisco ATA uses the DHCP server but the DHCP server does not know about the TFTP server
Without Using a DHCP Server, page 3-15
Using a DHCP Server
When using a DHCP server, configuration settings vary depending on whether or not the DHCP server is under the control of the Cisco ATA system administrator or the service provider. The simplest configuration is when the DHCP server is under the control of the Cisco ATA administrator, in which case the DHCP server provides the IP address of the TFTP server. Depending on who controls the DHCP server, follow the applicable configuration procedure:
Procedure if DHCP Server is Under Control of Cisco ATA Administrator, page 3-13
Procedure if DHCP Server is not Under Control of Cisco ATA Administrator, page 3-14
This section also includes the topic:
Other DHCP Options You Can Set, page 3-14
Note If no DHCP server is found and the Cisco ATA is programmed to find one, the function button
continues to blink.
Procedure if DHCP Server is Under Control of Cisco ATA Administrator
Procedure
Step 1 On the DHCP server, set one of the following two options:
DHCP option 150 (TFTP server IP address)
Standard DHCP option 66 (TFTP server name)
If you use DHCP option 150, the Cisco ATA will ignore DHCP option 66. However, if you use DHCP option 66, you must turn off DHCP option 150 or set its value to 0.
Note You can turn off the DHCP option 150 request by using the Cisco ATA OpFlags parameter (see
the “OpFlags” section on page 5-34).
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Step 2 Make sure to use default values for the following Cisco ATA parameters:
TftpURL=0
UseTftp=1
DHCP=1
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This completes the parameter settings and DHCP options you need to configure for this procedure. The Cisco ATA will contact the DHCP server for the IP address of the TFTP server that contains the Cisco ATA configuration file.
Procedure if DHCP Server is not Under Control of Cisco ATA Administrator
This is the procedure to use if the DHCP server is not under the control of the Cisco ATA administrator, which means that the URL of the TFTP server must be manually configured.
Procedure
Step 1 Using the voice configuration menu, set the parameter TftpURL to the IP address or URL of the TFTP
server. For more information on setting the TftpURL parameter, see the “TftpURL” section on page 5-5. For information about using the Cisco ATA voice configuration menu, see the “Voice Configuration
Menu” section on page 3-15.
Note If you are not using a DHCP server to provide the TFTP server location, you must manually
configure the TftfURL. You can do this by using the voice configuration menu without first obtaining network connectivity for the Cisco ATA. If you want to configure this value using the Web configuration page, you first must obtain network connectivity by using the voice configuration menu to statically configure IP address information (see the “Voice Configuration
Menu” section on page 3-15).
Chapter 3 Configuring the Cisco ATA for SIP
Step 2 Use the default value of 1 for the Cisco ATA parameter DHCP.
Step 3 Use the default value of 1 for the Cisco ATA parameter UseTftp.
This completes the parameter settings you need to configure for this procedure. The Cisco ATA will contact the manually configured TFTP server that contains the Cisco ATA configuration file.
Other DHCP Options You Can Set
The following parameters can also be configured with DHCP:
Boot file name of DHCP header—The ata<macaddress> binary Cisco ATA configuration file,
which can have a maximum of 31 characters and can be any name with printable ASCII characters
Client PC address
DHCP option 1—Client Subnet Mask
DHCP option 3—Routers on the client’s subnet
DHCP option 6—One or two Domain Name servers
DHCP option 42—One or two Network Time Protocol servers
DHCP option 43—Set this option to identify the protocol (for example, SIP)
DHCP Option 60 (DHCP_VENDOR_CLASS_ID)—Use this parameter to identify the type of
Cisco ATA box (ATA1 86 or ATA1 88 ).
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Without Using a DHCP Server
Use the following procedure if you are not using a DHCP server in your environment but are still using a TFTP server to obtain the Cisco ATA configuration file:
Procedure
Step 1 Set the DHCP parameter to 0.
Step 2 Set the UseTFTP parameter to 1.
Step 3 Set the Cisco ATA parameter TftpURL to the IP address or URL of the TFTP server. For more
information on setting the TftpURL parameter, see the “TftpURL” section on page 5-5.
Note If you are not using a DHCP server to provide the TFTP server location, you must manually enter
the TftpUrl using either the voice configuration menu or the Web configuration page.
Step 4 If you have done already done so, statically configure the following parameters using the voice
configuration menu (see the “Voice Configuration Menu” section on page 3-15). These are the parameters you need to configure for the Cisco ATA to obtain network connectivity:
StaticIP

Voice Configuration Menu

StaticRoute
StaticNetMask
Other parameters that are normally supplied by DHCP may be provided statically by configuring their values. These parameters are:
DNS1IP
DNS2IP
NTPIP
AltNTPIP
Domain
This completes the parameter settings you need to configure in order for the Cisco ATA to contact the TFTP server (without using DHCP) that will contain the configuration file for the Cisco ATA.
Voice Configuration Menu
The main reasons to use the voice configuration menu are to establish IP connectivity for the Cisco ATA if a DHCP server is not being used in your network environment, and to reset the Cisco ATA to its factory values if necessary. You can also use the voice configuration menu if you need to configure a small number of parameters or if the web interface and TFTP configuration are not available.
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Voice Configuration Menu
Note Do not use the voice configuration menu to attempt to change any values that you configured by means
of the TFTP configuration file method. Whenever the Cisco ATA refreshes, it downloads its ata<macaddress> configuration file or atadefault.cfg default configuration file from the TFTP server, and the values in either of these files will overwrite the values of any corresponding parameters configured with the voice configuration menu.
See Chapter 5, “Parameters and Defaults,” for a complete list of parameters and their definitions. Also see Table 4-3 on page 4-12 for an alphabetical listing of configurable features and references to their corresponding parameters.
This section contains the following topics:
Using the Voice Configuration Menu, page 3-16
Entering Alphanumeric Values, page 3-17
Resetting the Cisco ATA to Factory Default Values, page 3-18
Using the Voice Configuration Menu
Chapter 3 Configuring the Cisco ATA for SIP
To manually configure the Cisco ATA by using the voice configuration menu and the telephone keypad, perform the following steps:
Procedure
Step 1 Connect an analog touch-tone phone to the port labeled Phone 1 on the back of the Cisco ATA.
Step 2 Lift the handset and press the function button located on the top of the Cisco ATA. You should receive
the initial voice configuration menu voice prompt.
Step 3 Using the telephone keypad, enter the voice menu code for the parameter that you want to configure or
the command that you want to execute, then press #. For a list of voice menu codes, see Appendix B,
“Voice Menu Codes.”
Table 3-5 lists the menu options that you need to configure basic IP connectivity for the Cisco ATA,
after which you can use the Cisco ATA web configuration page to configure additional parameters.
Note If you are using the voice configuration menu to statically configure the Cisco ATA IP address,
you must disable DHCP by setting its value to 0.
Table 3-5 Parameters that Provide Basic IP Connectivity for the Cisco ATA
Voice Menu Number Features
1 StaticIP—IP address of the Cisco ATA.
2 StaticRoute—Default gateway for the Cisco ATA to use.
10 StaticNetMask—Subnet mask of the Cisco ATA.
20 DHCP—Set value to 0 to disable the use of a DHCP server; set value to 1 to enable
DHCP.
21 Review the IP address of the Cisco ATA.
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Table 3-5 Parameters that Provide Basic IP Connectivity for the Cisco ATA (continued)
Voice Menu Number Features
22 Review the default router for the Cisco ATA to use.
23 Review subnet mask of the Cisco ATA.
Step 4 Follow the voice prompts and enter the appropriate values, then press the # key.
Note Use the * key to indicate a delimiter (dot). For example, to enter an IP address of 192.168.3.1,
you would enter 192*168*3*1 on your telephone keypad.
Note When entering values for a field that contains a hexadecimal value, you must convert the
hexadecimal value to a decimal value in order to enter it into the voice configuration menu system. For example, to enter the hexadecimal value 0x6A, you would enter the number 106 on the telephone keypad.
Voice Configuration Menu
The voice configuration menu repeats the value you entered, then prompts you to press one of the following keys:
1=Change your entered value
2=Review your entered value
3=Save your entered value
4=Review the current saved value
Step 5 Press the # key after you have entered the desired key. If you do not press the # key, the system will
automatically timeout after 10 seconds.
Step 6 Cisco strongly recommends that you set a password. Use the voice menu code 7387277 (SETPASS) to
configure a password through the voice configuration menu, after which you are prompted for the password whenever you attempt to change a parameter value.
Step 7 After completing the configuration through the voice configuration menu, press the # key to exit.
Step 8 Hang up the telephone. The Cisco ATA configuration refreshes. The function button fast-blinks when
the refresh completes.
Entering Alphanumeric Values
Some voice configuration menu options require you to enter alphanumeric characters. Alphanumeric entry differs from numeric entry because you must press # after each character selected.
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If you need to enter an alphanumeric value, the voice prompt tells you to enter an alphanumeric value; otherwise, enter a numeric value (0 to 9).
Table 3-6 lists the keys on a telephone keypad and their respective alphanumeric characters.
Using Tabl e 3 - 6 as a guide, enter the appropriate number key on the telephone keypad as many times as needed to select the number, letter, or symbol required. For example, to enter 58sQ, you would enter:
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Cisco ATA Web Configuration Page
5 # 8 # 7 7 7 7 7 # 7 7 7 7 7 7 7 # #
Table 3-6 Alphanumeric Characters
Key Alphanumeric Characters
1 1 ./_\ @*space return +-!,?|~^#=$”‘’%<>[] :;{}()&
2 2 a b c A B C
33 d e f D E F
4 4 g h i G H I
5 5 j k l J K L
66 m n o M N O
77 p q r s P Q R S
88 t u v T U V
9 9 w x y z W X Y Z
00
Chapter 3 Configuring the Cisco ATA for SIP
Resetting the Cisco ATA to Factory Default Values
It is possible that you may, under some circumstances, want to reset the Cisco ATA to its factory default values. For example, this is the only way to recover a forgotten password without contacting your Cisco representative.
To perform a factory reset, you must use the voice configuration menu and follow these steps:
Procedure
Step 1 Press the function button on the Cisco ATA.
Step 2 Press the digits 322873738 (FACTRESET) then press # on your telephone keypad.
Step 3 Press 3 on your telephone keypad to confirm that you want to reset the Cisco ATA, then hang up the phone.
Cisco ATA Web Configuration Page
You can use the Cisco ATA web configuration page in a non-TFTP configuration environment, or in a TFTP configuration environment as a read-only record of individual customer parameters.
You can display the most recent Cisco ATA configuration file from the TFTP server by opening your web browser and typing the following:
http://<ipaddress>/refresh
3-18
where ipaddress is the IP address of the Cisco ATA.
Figure 3-1 shows and example of the Cisco ATA web configuration page, which displays all
configurable parameters. The different colors on the screen are for different parameter groupings, as described in Chapter 5, “Parameters and Defaults.”
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Note Do not use the web configuration page to attempt to change any values that you configured by means of
the TFTP configuration file method. Whenever the Cisco ATA refreshes, it downloads its ata<macaddress> configuration file or atadefault.cfg default configuration file from the TFTP server, and the values in either of these files will overwrite the values of any corresponding parameters configured with the web configuration method.
Cisco ATA Web Configuration Page
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Cisco ATA Web Configuration Page
0
4
2
1
Figure 3-1 Cisco ATA Web Configuration Page
Chapter 3 Configuring the Cisco ATA for SIP
UIPassword: ToConfig:
UseTftp: TftpURL:
CfgInterval: EncryptKey:
Dhcp: StaticIP:
StaticRoute: StaticNetMask:
UID0: PWD0:
UID1: PWD1:
GkOrProxy: Gateway:
GateWay2: UseLoginID:
LoginID0: LoginID1:
AltGk: AltGkTimeOut:
GkTimeToLive: GkId:
UseSIP: SIPRegInterval:
MaxRedirect: SIPRegOn:
NATIP: SIPPort:
MediaPort: OutBoundProxy:
NatServer: NatTimer:
LBRCodec: AudioMode:
RxCodec: TxCodec:
NumTxFrames: CallFeatures:
PaidFeatures: CallerIdMethod:
FeatureTimer: Polarity:
ConnectMode: AutMethod:
TimeZone: NTPIP:
AltNTPIP: DNS1IP:
DNS2IP: UDPTOS:
SigTimer: OpFlags:
VLANSetting: NPrintf:
TraceFlags: RingOnOffTime:
IPDialPlan: DialPlan:
DialTone: BusyTone:
ReorderTone: RingBackTone:
CallWaitTone: AlertTone:
CallCmd:
* 0
0 0
3600 *
1 0.0.0.0
0.0.0.0 0.0.0.0
9300 ****
9301 ****
192.168.2.97 0
0.0.0.0 0
0 0
0 0
300 .
1 3600
5 1
0.0.0.0 5060
16384 0
0 0x00000000
0 0x00040004
2 2
2 0xffffffff
0xffffffff 0x00019e60
0x00000000 0x00000000
0x00060400 0x00000000
17 0.0.0.0
0.0.0.0 0.0.0.0
0.0.0.0 0x000000a0
0x01418564 0x00000002
0x0000002b 192.168.2.159.9300
0x00000001 2,4,25
1 *St4-|#St4-|911|1>#t8.r9t2-|0
2,31538,30831,3100,3885,1,
2,30467,28959,1191,1513,0,
1,30831,0,5493,0,0,2400,240 1,30467,0,5970,0,0,480,480,
Af;AH;BS;NA;CS;NA;Df;EB;F
2,30467,28959,1191,1513,0,
2,30831,30467,1943,2111,0,
85712
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You can access the web configuration page from any graphics-capable browser, such as Microsoft Internet Explorer or Netscape. This provides easy initial access to the Cisco ATA configuration within the administrator’s private network.
Follow these steps to set parameters using the web configuration page:
Procedure
Step 1 Make sure that your PC and the Cisco ATA are already networked and visible to each another.
Step 2 Open your web browser.
Step 3 Enter the URL for your configuration page. The default URL for the web server is:
http://IP Address/dev
For example, the configuration page for a Cisco ATA with the IP address 192.168.3.225 is:
http://192.168.3.225/dev
Step 4 Select the values for the items that you want to configure. See Chapter 5, “Parameters and Defaults,” for
a complete list of parameters and their definitions. Also see Table 4-3 on page 4-12 for an alphabetical listing of configurable features and references to their corresponding parameters.
Refreshing or Resetting the Cisco ATA
Note Cisco strongly recommends that you set a password. Use the UIPassword parameter to configure a
password, after which you are prompted for the password whenever you attempt to change a parameter value. Configuration parameters cannot be accessed through the voice configuration menu if the password contains one or more letters and can be changed only by using the web interface or the TFTP configuration method.
Step 5 Click apply to save your changes.
The Cisco ATA automatically refreshes its configuration.
Step 6 Close your web browser.
Refreshing or Resetting the Cisco ATA
Whenever you make configuration changes to your Cisco ATA configuration file, you can refresh or reset the Cisco ATA for these configuration changes to immediately take effect. If you do not refresh or reset the Cisco ATA, the configuration changes will take effect the next time the Cisco ATA contacts the TFTP server, which occurs based on the configured value of the CfgInterval parameter.
Note A refresh procedure will update the Cisco ATA configuration file. A reset procedure will also update the
Cisco ATA configuration file, and will additionally power-down and power-up the Cisco ATA. A reset should not be necessary if your only goal is to update the configuration file.
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Upgrading the SIP Signaling Image

Procedure to Refresh the Cisco ATA
To refresh the Cisco ATA, enter the following command from your web browser:
http://<ipaddress>/refresh
where ipaddress is the IP address of the Cisco ATA that you are refreshing.
Procedure to Reset the Cisco ATA
To reset the Cisco ATA, enter the following command from your web browser:
http://<ipaddress>/reset
where ipaddress is the IP address of the Cisco ATA that you are resetting.
Upgrading the SIP Signaling Image
For instructions on how to upgrade the Cisco ATA to the most recent SIP signaling image, refer to the following list:
To use the recommended TFTP method of upgrading the Cisco ATA, see the “Upgrading the
Signaling Image from a TFTP Server” section on page 8-1.
Chapter 3 Configuring the Cisco ATA for SIP
In the rare instance that you are not using the TFTP server to configure the Cisco ATA and to obtain
software upgrades, you must manually upgrade to the latest signaling image immediately after the Cisco ATA boots up. In this case, see the “Upgrading the Signaling Image Manually” section on
page 8-2.
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4

Basic and Additional SIP Services

This section provides information about key basic and additional SIP services that the Cisco ATA supports:
Important Basic SIP Services, page 4-1—This section includes a list of parameters that you must
configure in order for the Cisco ATA to function in a SIP environment.
Additional SIP Services, page 4-3—This section contains information about additional, commonly
used SIP features, with references to the parameters for configuring these services.
Complete Reference Table of all Cisco ATA SIP Services, page 4-12—This section contains a
complete listing of Cisco ATA services supported for SIP, and includes cross references to the parameters for configuring these services. This section includes services not described in the sections about the key basic SIP services and the commonly used additional SIP services.
Note The term Cisco ATA refers to both the Cisco ATA 186 and the Cisco ATA 188, unless otherwise stated.

Important Basic SIP Services

This section provides descriptions and cross references for configuring required SIP parameters and also for configuring other important basic SIP services:
Required Parameters, page 4-1
Establishing Authentication, page 4-2
Setting the Codec, page 4-3
Configuring Refresh Interval, page 4-3
Required Parameters
If the UseSIP parameter is set to 1 (you are using the SIP protocol), you need to supply values for the required SIP parameters shown in Table 4-1. The Parameter column provides the name of the parameter and a cross reference which provides a more-detailed description of the parameter.
Note See Chapter 5, “Parameters and Defaults,” for information about additional Cisco ATA parameters.
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Important Basic SIP Services
Table 4-1 Required SIP Parameters and Defaults
Voice Menu Access
Parameter Value Type Description
SIPRegInterval,
Integer Seconds between registration renewal 203 1 86400 3600
Code
page 5-15
MAXRedirect, page 5-15
SIPRegOn, page
Integer Maximum number of times to try
202 0 10 5
redirection
Integer Enable SIP registration 204 0 1 0
5-16
NATIP, page 5-16 IP address WAN address of the attached router/NAT;
200 0 255 0.0.0.0 currently only used to support SIP behind a NAT.
SIPPort, page
Integer Port to listen for incoming SIP requests 201 1 65535 5060
5-17
MediaPort, page 5-17
OutBoundProxy, page 5-17
Integer Base port to receive RTP media; only used
to support SIP behind a NAT
Alphanumeric string
Proxy server for all outbound SIP requests.
All SIP requests are sent to
202 1 65535 16384
206 0
OutBoundProxy, when configured, instead of to the configured GkOrProxy.
GkOrProxy, page 5-10
Alphanumeric string
SIP proxy server address or registrar address.
5— — 0
UseSIP, page 5-14 Boolean Set to 1 for SIP mode. 38 0
ToConfig, page 5-4
Boolean Set to 0 after you have completed
configuration of the Cisco ATA. If this
80001 1
value remains at 1, the Cisco ATA will unnecessarily continue to contact the TFTP server.
Minimum Value
Maximum Value Default
Establishing Authentication
The Cisco ATA supports two levels of authentication, depending on the setting of the UseLoginID parameter:
If UseLoginID is set to 0, the user ID (UID0 or UID1) is used with a user-supplied password (PWD0
or PWD1) for authentication.
If UseLoginID is set to 1, you must supply a login ID (LoginID0 or LoginID1) and a password
(PWD0 or PWD1) for authentication.
Related Configuration Parameters
UseLoginID, page 5-11
UID0, page 5-9
UID1, page 5-9
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LoginID0, page 5-12
LoginID1, page 5-12
PWD0, page 5-9
PWD1, page 5-10
Setting the Codec
The LBRCodec (low-bit-rate codec) parameter determines whether the G.723 or G.729A codec, in addition to G.711A-law and G.711µ-law, can be used for receiving and transmitting. For configuration information, see the “LBRCodec” section on page 5-20.
Configuring Refresh Interval
When the value specified in the CfgInterval parameter is reached, the Cisco ATA attempts to refresh its configuration file from the TFTP server. By opening a web page for the Cisco ATA, you can perform a refresh before the scheduled refresh. Set the CfgInterval parameter to an interval value (in seconds) for refreshing the Cisco ATA configuration file. Cisco recommends that the interval be semi-random to prevent many simultaneous contacts with the TFTP server. For more information, see the “CfgInterval”
section on page 5-5.
When the Cisco ATA contacts the TFTP server, it also checks to see if an upgrade signaling image has been placed on the TFTP server. If such an image exists, the Cisco ATA will download this image.

Additional SIP Services

Additional SIP Services
This section describes additional SIP services and, where applicable, provides configuration information and cross references to the parameters for configuring these services. These services are listed alphabetically.
Advanced Audio Configuration, page 4-4
Billable Features, page 4-4
Comfort Noise During Silence Period When Using G.711, page 4-5
Configurable Hook Flash Timing, page 4-5
Configurable Mixing of Call Waiting Tone and Audio, page 4-5
Configurable On-hook delay, page 4-5
Debugging Diagnostics, page 4-5
Dial Plan, page 4-6
Disabling Access To The Web Interface, page 4-6
Distinctive Ringing, page 4-6
DNS SRV Support, page 4-6
Hardware Information Display, page 4-7
NAT Gateway, page 4-7
NAT/PAT Translation, page 4-7
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Additional SIP Services
Network Timing, page 4-8
OutBoundProxy Support, page 4-8
Progress Tones, page 4-8
Receiver-tagged VIA header, page 4-9
Repeat Dialing on Busy Signal, page 4-9
SIP Proxy Server Redundancy, page 4-10
Stuttering Dial Tone on Unconditional Call Forward, page 4-10
User Configurable Call Waiting Permanent Default Setting, page 4-10
User Configurable Timeout On No Answer for Call Forwarding, page 4-10
Setting Up and Placing a Call Without Using a SIP Proxy, page 4-11
Advanced Audio Configuration
The UDPTOS (specifies the default IP precedence of UDP packets) and AudioMode (audio operating mode) parameters allow you to tune audio configuration.
Chapter 4 Basic and Additional SIP Services
Related Parameters
UDPTOS, page 5-32
AudioMode, page 5-20
Billable Features
You can customize specific features on a subscription basis by changing the values of specific bits in several different parameters. Tab le 4-2 contains a list of billable features and their related parameters:
Table 4-2 Billable Features and Related Parameters
Feature Related Parameters
Call Conferencing PaidFeatures, page 5-24, CallFeatures, page 5-23
Call Forwarding PaidFeatures, page 5-24, CallFeatures, page 5-23, ConnectMode, page 5-28,
Call Transfer PaidFeatures, page 5-24, CallFeatures, page 5-23
Call Waiting PaidFeatures, page 5-24, CallFeatures, page 5-23, SigTimer, page 5-32
Caller ID PaidFeatures, page 5-24, CallFeatures, page 5-23, CallerIdMethod, page 5-25
Call Return ConnectMode, page 5-28, PaidFeatures, page 5-24, CallFeatures, page 5-23
Polarity Polarity, page 5-27
Voice Mail Indicator PaidFeatures, page 5-24, CallFeatures, page 5-23
SigTimer, page 5-32
4-4
Note CallWaitCallerID is an obsolete parameter. Do not use it.
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Comfort Noise During Silence Period When Using G.711
When silence suppression is turned on in ITU G.711, the Cisco ATA calculates and transmits its noise level to the far end to enable the remote endpoint to generate the appropriate amount of comfort noise. This provides the remote user with a similar experience to that of a PSTN call and prevents silent gaps when neither party is talking.
Related Parameter
AudioMode, page 5-20—Bit 0 disables/enables silence suppression.
Configurable Hook Flash Timing
This feature provides the ability to adjust the hook-flash timing to meet local requirements.
Related Parameter
SigTimer, page 5-32—Bits 26 and 27 are for configuring the minimum on-hook time required for a hook
flash event, and bits 28 through 31 are for configuring maximum on-hook time.
Additional SIP Services
Configurable Mixing of Call Waiting Tone and Audio
This feature allows the call-waiting tone to be mixed with the audio in an active call. Therefore, the call-waiting tone will sound without a pause in the audio.
Related Parameter
ConnectMode, page 5-28—Bit 24
Configurable On-hook delay
This feature is available only for the recipient (callee) of a call. If the callee picks up the phone and then later hangs up to retrieve another call, the hang-up is not considered on-hook until the specified delay expires.
Related Parameter
FeatureTimer, page 5-26—Bits 8 to 12
Debugging Diagnostics
You can use the following parameters to troubleshoot operation issues:
NPrintf, page 5-36—Specify the IP address and port where debug information is sent.
TraceFlags, page 5-36—Use to turn on specific trace features.
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Additional SIP Services
Dial Plan
You can set specific dial plan rules and timeout values. Many of these values are determined on a country-by-country basis.
Related Parameter
DialPlan, page 5-38
Disabling Access To The Web Interface
To prevent tampering and unauthorized access to the Cisco ATA configuration, the Cisco ATA built-in web server can be disabled.
Related Parameter
OpFlags, page 5-34—Bit 7
Chapter 4 Basic and Additional SIP Services
Distinctive Ringing
This feature allows a user to identify a caller based on the ringing pattern the user selects for the incoming number.
This feature is dependent on the proxy or remote UA, including the Alert-Info header with the appropriate value in the INVITE message. The Cisco ATA supports standard distinctive ringing pattern 1 to 5 as defined in the standard GR-506-CORE.
The following Alert-Info header values are allowed:
Bellcore-dr1
Bellcore-dr2
Bellcore-dr3
Bellcore-dr4
Bellcore-dr5
If the Alert-Info header value is not recognized, the Cisco ATA plays the regular ring tone, Bellcore-dr1.
Note The Bellcore-dr5 ringing pattern is the same as the Bellcore-dr1 ringing pattern.
DNS SRV Support
4-6
The Cisco ATA supports DNS SRV lookup for the SIP proxy server. If the GkOrProxy parameter value begins with _sip._udp. or sip.udp., the Cisco ATA performs a DNS SRV lookup for the SIP proxy server. A DNS SRV lookup results in one of the following conditions:
Zero host is returned or DNS SRV lookup failed. The Cisco ATA then performs a regular DNS
A-record lookup for the given name.
One host is returned. The single host is used as the primary proxy and AltGk is the backup proxy,
if specified.
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Two or more hosts are returned. The two hosts with the highest priorities are used as the primary
and backup proxy servers (AltGk is ignored in this case).
Related Parameters
GkOrProxy, page 5-10
AltGk, page 5-13
Hardware Information Display
Cisco ATA hardware information is displayed in the lower-left corner of the Cisco ATA Web configuration page.
NAT Gateway
Network Address Translation (NAT) supports port mapping and forwarding to standard default SIP signaling port 5060 and media base port 16384, or other ports as configured in the Cisco ATA. Media ports are evenly numbered from the base port. NAT must support multiple port mappings. The Cisco ATA can use up to four media ports to handle conference calls on both lines. For example, if media base port 16384 is used for one call, the next call uses port 16386 and other calls will use ports 16388 and 16390.
Additional SIP Services
Note Routers such as D-Link, WinRoute, and WinProxy may not route correctly if both caller and callee are
behind the same NAT.
To configure the Cisco ATA to work in a NAT environment, modify the following parameters:
StaticRoute, page 5-7—Enter the LAN IP address of the NAT through which the Cisco ATA will
communicate.
NATIP, page 5-16—Enter the WAN IP address of the NAT through which all external SIP user
agents will communicate.
SIPPort, page 5-17—Enter a new port for SIP messages (optional).
MediaPort, page 5-17—Enter a new base port for RTP media (optional).
NAT/PAT Translation
To maintain Network Address Translation/Port Address Translation (NAT/PAT) for a session, the Cisco ATA can be configured to periodically send a dummy UDP packet to a server (the Cisco ATA does not expect any response from the server).
Related Parameters
NatTimer, page 5-19—Bits 0 to 11 are for specifying the retransmission period.
NatServer, page 5-18—Specify the server to which the dummy packet is sent.
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Additional SIP Services
Network Timing
You can fine tune your network timing with the following parameters:
TimeZone, page 5-30—Use for time-stamping incoming calls (offset from Greenwich Mean Time)
with local time.
NTPIP, page 5-30—Use for configuring the IP address of the Network Time Protocol server. NTP
is a protocol built on top of TCP that ensures accurate local time-keeping with reference to radio and atomic clocks located on the Internet.
AltNTPIP, page 5-31—Use to configure an alternate NTP server IP address.
ConnectMode, page 5-28—Used to control the connection mode of the SIP protocol.
OutBoundProxy Support
If the OutBoundProxy parameter is a fully qualified domain name (FQDN), and DNS returns multiple IP addresses, the first IP address is used as the primary outbound proxy and the second IP address as the secondary outbound proxy. If OutBoundProxy is an IP address or if DNS returns only one IP address, then a backup outbound proxy is not available. The AltGkTimeOut parameter determines the backup proxy timeout value for the outbound proxy.
Chapter 4 Basic and Additional SIP Services
If the backup proxy fails, the Cisco ATA automatically switches back to the primary proxy if the unit has been using the backup proxy for at least 30 seconds. This effectively prevents the Cisco ATA from switching indefinitely between failing primary and failing backup proxies for the same transactions.
Switching between primary and secondary proxies can occur only for initial INVITE and REGISTER requests. Other requests, such as CANCEL, BYE, ACK, and re-INVITE, do not retry the backup proxy but give up if the current proxy fails.
When OutBoundProxy is enabled, the Cisco ATA determines whether to retry to connect with the backup OutBoundProxy or backup SIP proxy if the INVITE or REGISTER requests fail. If the reason for failure is an ICMP error (such as an unreachable host), the Cisco ATA retries with the backup outbound proxy. If failure is due to timeout while waiting for a response or a 5xx response, the Cisco ATA retries the backup SIP proxy.
Related Parameter
Progress Tones
Values for the following parameters (all defined in the “Call-Progress Tone Parameters” section on
page 5-42) must be determined based on the country in which the Cisco ATA is located:
OutBoundProxy, page 5-17
AltGkTimeOut, page 5-13
DialTone
4-8
BusyTone
ReorderTone
RingBackTone
CallWaitTone
AltertTone
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Receiver-tagged VIA header
You can disable or enable the processing the received = parameter in the Via header. This feature is disabled by default.
Related Parameter
ConnectMode, page 5-28—Bit 22
Repeat Dialing on Busy Signal
This feature allows the Cisco ATA to repeatedly call a busy number at a periodic interval for a specific length of time. Both the interval and total time can be specified by the user.
To use this feature, configure FeatureTimer bits 0-7 and add the new command/action values "#37#;kA" to the existing “H” context and “5;jA” to the existing “S” context in the CallCmd parameter.
This feature is invoked by pressing 5 after the busy tone sounds. The caller then gets a beep confirmation followed by silence. When the subscriber hangs up, the Cisco ATA starts to redial at the interval specified in FeatureTimer bits 4-7. When the called party rings, the caller is notified with a special ring. If the called party picks up the call first, the called party receives a ringback. If the caller picks up the call first, the caller receives the ringback. This feature is automatically cancelled when the called party rings.
Additional SIP Services
Note For this feature to work properly, the remote user agent server must return a 486 (Busy Here) response
to an INVITE request if it detects that the remote party (IP or PSTN) is busy. If the server returns a 183 (Session Progress) response with an SDP before a 486, the Cisco ATA considers the call successful and automatically cancels repeat dialing.
Related Parameters
FeatureTimer, page 5-26—Bits 0 to 3 control the maximum time the Cisco ATA redials a number.
FeatureTimer, page 5-26—Bits 4 to 7 control the interval between each redial that the Cisco ATA
performs.A value of zero (0) sets the default redial interval to 15 seconds.
CallCmd, page 5-47—The following context commands are used as follows:
Parameter: CallCmd Context: S (may also include 'a' or 'b') Command/action: 5;jA Description: This context command adds the service activation code to enable repeat dialing.
Parameter: CallCmd Context: H Command/action: #37#;kA Description: This context command adds the service deactivation code to disable repeat dialing
Note For complete information about call commands, see Chapter 6, “Call Commands.”
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Additional SIP Services
SIP Proxy Server Redundancy
SIP proxy server redundancy can be enabled by entering a fully qualified domain name (FQDN) or IP address (and optional port number) in the GkOrProxy and AltGk parameters, and by configuring the AltGkTimeOut parameter. If you provide hostnames for GkOrProxy or AltGk, the names are resolved by the configured DNS. DNS results are hard-coded in cache memory for 10 minutes.
If DNS returns multiple IP addresses, the Cisco ATA uses only the first IP address. If AltGk is set to 0 (disabled) and DNS returns two or more IP addresses for GkOrProxy, then the Cisco ATA uses the first IP address as the primary proxy and the second IP address as the secondary proxy. If GkOrProxy is an IP address or DNS returns one IP address, then the backup SIP proxy is not available. A special case exists if GkOrProxy and AltGk are the same values and are not IP addresses. In this case, the AltGk parameter is assumed to have the value 0.
Related parameters
GkOrProxy, page 5-10
AltGk, page 5-13
AltGkTimeOut, page 5-13
Chapter 4 Basic and Additional SIP Services
Stuttering Dial Tone on Unconditional Call Forward
If unconditional call forwarding is enabled, the Cisco ATA plays a continuous stuttering dial tone when the telephone handset is picked up. This reminds the user that all incoming calls are forwarded to another number. For more information, see the “Call Forwarding in the United States” section on page A-5 and the “Call Forwarding in Sweden” section on page A-6.
User Configurable Call Waiting Permanent Default Setting
This feature allows you to specify the default call-waiting setting for every call on a permanent basis by means of the service activation and deactivation codes.
Related Parameter
ConnectMode, page 5-28—Bit 23
User Configurable Timeout On No Answer for Call Forwarding
This feature allows you to specify the timeout before a call is forwarded to another number on no answer.
This feature is activated by entering the service activation code followed by the phone number and delay. The entry sequence is as follows:
<Service Activation Code> <Phone Number> * <Delay> #
Delay can be from 1 to 255 seconds. If the delay is zero (0) or not provided by the user, the delay specified in the SigTimer parameter (bits 20-25), which has a default value of 20 seconds, is in effect.
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Example
Using the U.S. Call Command parameter string, the U.S. service activation code is #75 and the deactivation code is #73.
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To forward calls to the number 555-1212 after a no-answer for 15 seconds, enter the following:
#755551212*15#
To deactivate this feature, enter the following:
#73
Related Parameter
SigTimer, page 5-32—Bits 20 to 25
Setting Up and Placing a Call Without Using a SIP Proxy
The Cisco ATA supports direct IP-to-IP calls without using a SIP proxy. When a call is placed, the Cisco ATA sends the INVITE request directly to the remote user agent and exepcts the usual 100/180/200 responses from the user agent.
This section contains the following topics:
Configuration, page 4-11
Additional SIP Services
Configuration
Step 1 Open your Web browser.
Step 2 Enter the URL: http://<Cisco_ATA_IP_address>/dev
Step 3 Configure the following parameters as shown:
Step 4 Click the Apply button to save these changes.
Placing an IP Call, page 4-12
To perform the necessary configuration of the Cisco ATA, follow this procedure:
Procedure
where Cisco_ATA_IP_address is the IP address of your Cisco ATA. This takes you to the Cisco ATA Web configuration page.
GkOrProxy, page 5-10—Set to the value of 0 (zero).
UID0, page 5-9—Set to the unique telephone number of the Phone 1 port of the Cisco ATA.
UID1, page 5-9—Set to the unique telephone number of the Phone 2 port of the Cisco ATA.
UseSIP, page 5-14—Set to 1 to enable SIP mode.
SIPRegOn, page 5-16—Set to 0 to disable SIP registration with a SIP proxy server.
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Complete Reference Table of all Cisco ATA SIP Services
Placing an IP Call
To place an IP call, dial the telephone number and the IP address of the remote user agent. The dial format is shown below:
Dial Format
<phone number>**<ipaddress>#
Use the star (*) key on the telephone keypad to represent the dot (.) in an IP address. Use the pound (#) key on the telephone keypad to terminate the dial string and place the call.
Note URL dialing is not supported.
Example
To place a call to a user agent with an ID of 408-555-1212 at IP address 192.168.1.100, you would enter the following string on your telephone keypad:
4085551212**192*168*1*100#
Chapter 4 Basic and Additional SIP Services
Complete Reference Table of all Cisco ATA SIP Services
Table 4-3 is a reference table that lists all configurable features for the Cisco ATA (using SIP), and
includes links to the detailed descriptions of the parameters used for configuring these features.
Table 4-3 Configurable Features and Related Parameters
Configurable Feature Related Parameter
802.1Q packet tagging VLANSetting, page 5-35
Audio compression and decompression LBRCodec, page 5-20
Backup proxy configuration AltGk, page 5-13
Backup proxy timeout AltGkTimeOut, page 5-13
Call forward enable/disable ConnectMode, page 5-28
Call forwarding—Maximum times allowed MAXRedirect, page 5-15
Call commands CallCmd, page 5-47, Chapter 6, “Call
Commands”
Call features CallFeatures, page 5-23
Caller ID format CallerIdMethod, page 5-25
Call waiting SigTimer, page 5-32
Call-waiting call ring timeout FeatureTimer, page 5-26
Call-waiting state specified ConnectMode, page 5-28
Cisco Discovery Protocol OpFlags, page 5-34
CNG tone detection AudioMode, page 5-20
Configuration update interval CfgInterval, page 5-5
Debug messages—configuring host NPrintf, page 5-36
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Table 4-3 Configurable Features and Related Parameters (continued)
Configurable Feature Related Parameter
Dial plan commands DialPlan, page 5-38
Domain name server DNS1IP, page 5-31
DNS hostname lookup ConnectMode, page 5-28
DTMF method AudioMode, page 5-20
Encryption EncryptKey, page 5-6
Fax CED tone AudioMode, page 5-20
Fax mode on a per-call basis CallFeatures, page 5-23,
Fax pass-through AudioMode, page 5-20,
G.711 codec AudioMode, page 5-20
Hook flash AudioMode, page 5-20, SigTimer, page 5-32
IDs for phone lines UID0, page 5-9,
IP-like address in dial plan IPDialPlan, page 5-38
Login ID LoginID0, page 5-12,
Low bit-rate codec LBRCodec, page 5-20
Mixing of tones ConnectMode, page 5-28
Network Address Translation (NAT) server—Maintain during session
NSE payload number ConnectMode, page 5-28
NTP IP address NATIP, page 5-16
On-hook delay FeatureTimer, page 5-26
Outbound proxy OutBoundProxy, page 5-17
Paid features PaidFeatures, page 5-24
Passwords for phone lines PWD0, page 5-9,
Polarity Polarity, page 5-27
Polarity reversal before and after caller ID signal CallerIdMethod, page 5-25
Received = tag enable/disable ConnectMode, page 5-28
Receiving-audio codec preference RxCodec, page 5-21
Redial time if line is busy FeatureTimer, page 5-26
Refresh Cisco ATA using Web server OpFlags, page 5-34
REGISTER messages ConnectMode, page 5-28
Registration removal ConnectMode, page 5-28
Reset Cisco ATA using Web server OpFlags, page 5-34
Retransmission interval for NAT server NatTimer, page 5-19
Complete Reference Table of all CiscoATA SIP Services
PaidFeatures, page 5-24
ConnectMode, page 5-28
UID1, page 5-9
LoginID1, page 5-12
NatServer, page 5-18
PWD1, page 5-10
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Table 4-3 Configurable Features and Related Parameters (continued)
Configurable Feature Related Parameter
Dial plan commands DialPlan, page 5-38
Domain name server DNS1IP, page 5-31
DNS hostname lookup ConnectMode, page 5-28
DTMF method AudioMode, page 5-20
Encryption EncryptKey, page 5-6
Fax CED tone AudioMode, page 5-20
Fax mode on a per-call basis CallFeatures, page 5-23,
Fax pass-through AudioMode, page 5-20,
G.711 codec AudioMode, page 5-20
Hook flash AudioMode, page 5-20, SigTimer, page 5-32
IDs for phone lines UID0, page 5-9,
IP-like address in dial plan IPDialPlan, page 5-38
Login ID LoginID0, page 5-12,
Low bit-rate codec LBRCodec, page 5-20
Mixing of tones ConnectMode, page 5-28
Network Address Translation (NAT) server—Maintain during session
NSE payload number ConnectMode, page 5-28
NTP IP address NATIP, page 5-16
On-hook delay FeatureTimer, page 5-26
Outbound proxy OutBoundProxy, page 5-17
Paid features PaidFeatures, page 5-24
Passwords for phone lines PWD0, page 5-9,
Polarity Polarity, page 5-27
Polarity reversal before and after caller ID signal CallerIdMethod, page 5-25
Received = tag enable/disable ConnectMode, page 5-28
Receiving-audio codec preference RxCodec, page 5-21
Redial time if line is busy FeatureTimer, page 5-26
Refresh Cisco ATA using Web server OpFlags, page 5-34
REGISTER messages ConnectMode, page 5-28
Registration removal ConnectMode, page 5-28
Reset Cisco ATA using Web server OpFlags, page 5-34
Retransmission interval for NAT server NatTimer, page 5-19
Chapter 4 Basic and Additional SIP Services
PaidFeatures, page 5-24
ConnectMode, page 5-28
UID1, page 5-9
LoginID1, page 5-12
NatServer, page 5-18
PWD1, page 5-10
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Table 4-3 Configurable Features and Related Parameters (continued)
Configurable Feature Related Parameter
Retry interval if line is busy FeatureTimer, page 5-26
Ringback tone—send to caller ConnectMode, page 5-28
Ring-cadence pattern RingOnOffTime, page 5-37
RTP media port MediaPort, page 5-17
RTP packet size NumTxFrames, page 5-22
RTP statistics TraceFlags, page 5-36
Secondary domain name server DNS2IP, page 5-31
Silence compression AudioMode, page 5-20
SIP call return ConnectMode, page 5-28
SIP mode UseSIP, page 5-14
SIP proxy registrar address GkOrProxy, page 5-10
SIP proxy registration renewal SIPRegInterval, page 5-15
SIP registration enable/disable SIPRegOn, page 5-16
SIP-request listening port SIPPort, page 5-17
Static network router probe OpFlags, page 5-34
TFTP file—not using internally generated name OpFlags, page 5-34
Timeout values SigTimer, page 5-32
Time zone offset TimeZone, page 5-30
Tones: BusyTone, CallWaitTone AlertTone, DialTone, ReorderTone, and RingBackTone parameters
Tracing TraceFlags, page 5-36
Transmitting-audio codec preference TxCodec, page 5-22
UDP packet default IP precedence UDPTOS, page 5-32
VLAN encapsulation OpFlags, page 5-34
VLAN mode OpFlags, page 5-34
WAN address of NAT NATIP, page 5-16
Web configuration—disallowing OpFlags, page 5-34
Complete Reference Table of all CiscoATA SIP Services
Call-Progress Tone Parameters, page 5-42
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Complete Reference Table of all Cisco ATA SIP Services
Chapter 4 Basic and Additional SIP Services
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CHAPTER
5

Parameters and Defaults

This section provides information on the parameters and defaults that you can use to create your own Cisco ATA configuration file. This section also includes the voice configuration menu code for each parameter that has such a code, and each category of parameter type lists the color portion of the web configuration screen where the parameter is located. Types of parameters include:
User Interface (UI) Parameter, page 5-3
Configuration Parameter, page 5-4
Parameters for Configuration Method, page 5-4
Network Parameters, page 5-6
Account Information Parameters, page 5-8
Backup Server Parameters, page 5-13
SIP Parameters, page 5-14
Operating Parameters, page 5-19
Optional Feature Parameters, page 5-35
The following list contains general configuration information:
Your configuration file must begin with #txt.
The Cisco ATA uses the following parameter types:
Alphanumeric string
Array of short integers
Boolean (1 or 0)
Bitmap value—unsigned hexadecimal integer (for specifying bits in a 32-bit integer)
Extended IP address—IP address followed by port number (for example, 192.168.2.170.9001)
IP address (e.g. 192.168.2.170)
Integer (32-bit integer)
Numeric digit string
Note The term Cisco ATA is used throughout this manual to refer to both the Cisco ATA 186 and the
Cisco ATA 188, unless differences between the Cisco ATA 186 and Cisco ATA 188 are explicitly stated.
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Configuration Text File Template

Note This section contains recommended values for the United States and Sweden as configuration examples
for certain parameters. For information about other countries, contact the Cisco equipment provider for a specific country.
Configuration Text File Template
This is a listing of the example_uprofile.txt text file, without its annotations, that comes bundled with the Cisco ATA software.
You can make a copy of this file and use it as a template for creating your own default configuration file or Cisco ATA-specific configuration file. For instructions on how to create these configuration files, see the “Creating Unique and Common Cisco ATA Configuration Files” section on page 3-8.
The example_uprofile.txt file contains all the Cisco ATA default values. The sections that follow this listing describe all the parameters in this file.
#txt UIPassword:0 UseTftp:1 TftpURL:0 cfgInterval:3600 EncryptKey:0 ToConfig:0 upgradecode:0,0x301,0x0400,0x0200,0.0.0.0,69,0,none upgradelang:0,0x301,0x0400,0x0200,0.0.0.0,69,0,none Dhcp:1 StaticIp:0 StaticRoute:0 StaticNetMask:0 GkOrProxy:0 AltGk:0 AltGkTimeOut:0 GkTimeToLive:300 GateWay:0 GateWay2:0.0.0.0 UseLoginID:0 UID0:0 UID1:0 PWD0:0 PWD1:0 LoginID0:0 LoginID1:0 GkId:. RxCodec:1 TxCodec:1 LBRCodec:0 AudioMode:0x00150015 NumTxFrames:2 CallWaitCallerId:0x003c33d0 Polarity: 0 ConnectMode:0x00060000 AutMethod:0 TimeZone:17 NTPIP:0 AltNTPIP:0 DNS1IP:0.0.0.0 DNS2IP:0.0.0.0 UDPTOS:0xA0
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RingOnOffTime:2,4,25 DialTone:2,31538,30831,1380,1740,1,0,0,1500 BusyTone:2,30467,28959,1191,1513,0,4000,4000,0 ReorderTone:2,30467,28959,1191,1513,0,2000,2000,0 RingBackTone:2,30831,30467,1943,2111,0,16000,32000,0 CallWaitTone:1,30831,0,5493,0,0,2400,2400,4800 AlertTone:1,30467,0,5970,0,0,480,480,1920 DialPlan:*St4-|#St4-|911|1>#t8.r9t2-|0>#t811.rat4-|^1t4>#.­IPDialPlan: 1 CallCmd:Af;AH;BS;NA;CS;NA;Df;EB;Ff;EP;Kf;EFh;HQ;Jf;AFh;HQ;I*67;gA*82;fA#90v#;OI;H#72v#;bA# 74v#;cA#75v#;dA#73;eA*67;gA*82;fA*70;iA*69;DA*99;xA;Uh;GQ; SIPPort:5060 SIPRegOn:0 SIPRegInterval:120 MaxRedirect:5 OutBoundProxy:0 NatServer:0 NatTimer:0 NPrintf:0 TraceFlags:0x00000000 EchoIP:192.168.2.9 SigTimer:0x01418564 OpFlags:0x2 VLANSetting:0x0000002b FeatureTimer:0x00000000

User Interface (UI) Parameter

The sections that follow describe these parameters.
User Interface (UI) Parameter
This parameter is located in the purple portion of the Cisco ATA Web Configuration Page.
UIPassword
Description
This parameter controls access to web page or voice configuration menu interface. To set a password, enter a value other than zero. To have the user prompted for this password when attempting to perform a factory reset or upgrade using the voice configuration menu, see the “OpFlags” section on page 5-34.
To clear a password, change the value to 0.
You cannot recover a forgotten password unless you reset the entire configuration of the Cisco ATA (see the “Resetting the Cisco ATA to Factory Default Values” section on page 3-18). If you forget a password, you can contact your Cisco representative.
Note When UIPassword contains letters, you cannot enter the password from the telephone keypad.
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Value Type
Alphanumeric string
Range
Maximum nine characters
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Configuration Parameter

Default
0
Voice Configuration Menu Access Code
7387277
Configuration Parameter
This parameter is located in the light-yellow portion of the Cisco ATA Web Configuration Page.
ToConfig
Description
After you configure the Cisco ATA, set the parameter to 0, or the Cisco ATA will unnecessarily contact the TFTP server.
Chapter 5 Parameters and Defaults
Value Type
Boolean
Range
0 or 1
Default
1—This indicates that the operating parameters have not previously been set.
Voice Configuration Menu Access Code
80001

Parameters for Configuration Method

This section describes the following parameters, which are located in the grey portion of the Cisco ATA Web Configuration Page:
UseTFTP, page 5-4
TftpURL, page 5-5
CfgInterval, page 5-5
EncryptKey, page 5-6
UseTFTP
5-4
Settings
1—Use the TFTP server for Cisco ATA configuration.
0—Do not use the TFTP server for Cisco ATA configuration.
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Value Type
Boolean
Range
0 or 1
Default
1
Voice Configuration Menu Access Code
305
TftpURL
Description
Use this parameter to specify the IP address or URL of the TFTP server. This string is needed if the DHCP server does not provide the TFTP server IP address. When the TftpURL parameter is set to a non-zero value, this parameter has priority over the TFTP server IP address supplied by the DHCP server.
Optionally, you can include the path prefix to the TFTP file to download.
Parameters for Configuration Method
Note From the voice configuration menu, you can only enter the IP address; from the web server, you can enter
CfgInterval
For example, if the TFTP server IP address is 192.168.2.170 or www.cisco.com, and the path to download the TFTP file is in /ata186, you can specify the URL as 192.168.2.170/ata186 or www.cisco.com/ata186.
the actual URL.
Value Type
Alphanumeric string
Range
Maximum number of characters: 31
Default
0
Voice Configuration Menu Access Code
905
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Description
Use this parameter to specify the number of seconds between each configuration update. The Cisco ATA will also upgrade its signaling image if it detects that the TFTP server contains an upgraded image.
For example, when using TFTP for configuration, the Cisco ATA contacts TFTP each time the interval expires to get its configuration file.
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Network Parameters

EncryptKey
Chapter 5 Parameters and Defaults
You can set CfgInterval to a random value to achieve random contact intervals from the Cisco ATA to the TFTP server.
Value Type
Decimal
Range
60 to 4294967295
Default
3600
Voice Configuration Menu Access Code
80002
Description
This parameter specifies the encryption key that is used to encrypt the Cisco ATA configuration file on the TFTP server.
The cfgfmt tool, which is used to create a Cisco ATA binary configuration file (see the “Using the
EncryptKey Parameter and cfgfmt Tool” section on page 3-11), automatically encrypts the binary file,
using the rc4 encryption algorithm, when the EncryptKey parameter has a value other than 0.
Note If the Cisco ATA configuration file is not encrypted, the value must be set to 0.
Value Type
Alphanumeric string
Range
Maximum number of characters: 8
Default
0
Voice Configuration Menu Access Code
320
Network Parameters
This section describes the following parameters, which are located in the orange portion of the Cisco ATA Web Configuration Page:
DHCP, page 5-7
StaticIp, page 5-7
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StaticRoute, page 5-7
StaticNetMask, page 5-8
DHCP
Description
A DHCP server can be used to automatically set the Cisco ATA IP address, the network route IP address, the subnet mask, DNS, NTP, TFTP, and other parameters.
1—Enable DHCP
0—Disable DHCP
Value Type
Boolean
Range
0 or 1
Network Parameters
StaticIp
Default
1
Voice Configuration Menu Access Code
20
Description
Use this parameter to statically assign the Cisco ATA IP address if the DHCP parameter is set to 0.
Value Type
IP address
Default
0.0.0.0
Voice Configuration Menu Access Code
1
StaticRoute
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Description
Use this parameter to statically assign the Cisco ATA route if the DHCP parameter is set to 0.
Value Type
IP address
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Account Information Parameters

Default
0.0.0.0
Voice Configuration Menu Access Code
2
StaticNetMask
Description
Use this parameter to statically assign the Cisco ATA subnet mask if the DHCP parameter is set to 0
Value Type
IP address
Default
255.255.255.0
Chapter 5 Parameters and Defaults
Voice Configuration Menu Access Code
10
Account Information Parameters
This section describes the following parameters, which are located in the blue portion of the Cisco ATA Web Configuration Page:
UID0, page 5-9
PWD0, page 5-9
UID1, page 5-9
PWD1, page 5-10
GkOrProxy, page 5-10
Gateway, page 5-11
Gateway2, page 5-11
UseLoginID, page 5-11
LoginID0, page 5-12
LoginID1, page 5-12
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UID0
Description
This parameter is the User ID for the Phone 1 port. If the value is set to zero, the port will be disabled and no dial tone will sound.
Value Type
Alphanumeric string
Range
Maximum number of characters: 31
Default
0
Voice Configuration Menu Access Code
3
Account Information Parameters
PWD0
UID1
Description
This parameter is the password for the Phone 1 port.
Value Type
Alphanumeric string
Range
Maximum number of characters: 31
Default
0
Voice Configuration Menu Access Code
4
Description
This parameter is the User ID for the Phone 2 port. If the value is set to zero, the port will be disabled and no dial tone will sound.
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Value Type
Alphanumeric string
Range
Maximum number of characters: 31
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Account Information Parameters
PWD1
Chapter 5 Parameters and Defaults
Default
0
Voice Configuration Menu Access Code
13
Description
This parameter is the password for the Phone 2 port.
Value Type
Alphanumeric string
Range
Maximum number of characters: 31
GkOrProxy
Note If the SIP proxy server and registration server reside on separate hardware, enter the SIP registration
Default
0
Voice Configuration Menu Access Code
14
Description
This parameter is the proxy address or registrar address.
For a SIP proxy server, this can be an IP address with or without a port parameter such as
123.123.110.45, 123.123.110.45.5060, or 123.123.110.45:5061, or a URL such as sip.cisco.com, or sip.ata.cisco.com:5061. For an IP address, a '.' or ':' can be used to delimit a port parameter. For a URL, a ':' must be used to indicate a port.
server address in this field.
If the hostname specified in GkOrProxy has a prefix of _sip._udp or sip.udp, the Cisco ATA first attempts to perform a DNS SRV lookup on the hostname.
If the SRV lookup returns two hosts, they become primary and backup proxies according to their priority (as specified in the DNS SRV RFC), and the hostname specified in the AltGk parameter is ignored.
If the SRV lookup returns only one host, this host is the primary proxy, and the hostname specified in the AltGk parameter is the backup proxy.
5-10
Value Type
Alphanumeric string
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Range
Maximum number of characters: 31
Default
0—Disables proxy registration and proxy-routed calls.
In this case, you can make direct IP calls by dialing the user-id@IP:port of the callee, where user-id must be a numeric value, '@' is dialed as "**", and '.' and ':' are dialed as a '*'.
The following list shows some examples of direct SIP IP dialing:
1234**192*168*1*10*5060
102*210*9*101*5061
4084281002**100*123*89*10
Voice Configuration Menu Access Code
5
Gateway
Account Information Parameters
Gateway2
UseLoginID
Description
Not applicable to SIP.
Description
Not applicable to SIP.
Description
0—Use UID0 and UID1 as the authentication ID.
1—Use LoginID0 and LoginID1 as the authentication ID.
Value Type
Boolean
Range
0 or 1
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0
Voice Configuration Menu Access Code
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Account Information Parameters
LoginID0
Note UID0 is used for authentication if UseLoginID is 0.
Chapter 5 Parameters and Defaults
Description
This parameter is the Login ID for line 0.
Value Type
Alphanumeric string
Range
Maximum number of characters: 51
Default
0
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LoginID1
Description
This parameter is the Login ID for line 1.
Note UID1 is used for authentication if UseLoginID is 0.
Value Type
Alphanumeric string
Range
Maximum number of characters: 51
Default
0
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Chapter 5 Parameters and Defaults

Backup Server Parameters

This section describes the following parameters, which are located in the lavender portion of the Cisco ATA Web Configuration Page:
AltGk, page 5-13
AltGkTimeOut, page 5-13
GkTimeToLive, page 5-14
GkId, page 5-14
AltGk
Description
You have the option of using this parameter to specify a backup proxy. However, if a DNS SRV performed on the GkOrProxy parameter returns more than one host, the AltGk parameter is ignored.
Value Type
Alphanumeric string
Backup Server Parameters
AltGkTimeOut
Range
Maximum number of characters: 31
Default
0
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6
Description
You can use this parameter to specify the timeout in seconds before the Cisco ATA fails back to the primary proxy server from the backup proxy server. Re-registration does not occur until the current registration period expires.
Value Type
Integer
Default
0—The Cisco ATA continues to use the backup proxy server until it fails before attempting to fail back to the primary proxy server.
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Range
30 to 4294967295 seconds
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GkTimeToLive
Description
Not applicable to SIP.
GkId
Description
Not applicable to SIP.
SIP Parameters
Chapter 5 Parameters and Defaults
UseSIP
This section describes the following parameters, which are located in the yellow portion of the Cisco ATA Web Configuration Page:
UseSIP, page 5-14
SIPRegInterval, page 5-15
MAXRedirect, page 5-15
SIPRegOn, page 5-16
NATIP, page 5-16
SIPPort, page 5-17
MediaPort, page 5-17
OutBoundProxy, page 5-17
NatServer, page 5-18
NatTimer, page 5-19
Description
0—Use H.323 mode.
1—Use SIP mode.
5-14
Value Type
Boolean
Range
0 or 1
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Default
0
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SIPRegInterval
Description
Use this parameter to configure the number of seconds between Cisco ATA registration renewal with the SIP proxy server. The Cisco ATA renews the registration at some percentage of time earlier than the specified interval to prevent a registration from expiring.
Value Type
Integer
Range
1 to 86400
SIP Parameters
MAXRedirect
Default
3600
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Description
This parameter specifies the maximum number of times that a called number is allowed to forward the call to another number.
Value Type
Integer
Range
0 to 10
Default
5
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SIPRegOn
Chapter 5 Parameters and Defaults
Description
0—Disable SIP registration.
1—Enable SIP registration. When this flag is enabled, the Cisco ATA registers with the SIP Proxy Server that is specified in the GkorProxy parameter. The Cisco ATA also registers with the interval that is specified in the SIPRegInterval parameter.
Value Type
Boolean
Range
0 or 1
Default
0
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NATIP
Description
This is the WAN address of the attached router/NAT; currently only used to support SIP behind a NAT.
Value Type
IP address
Default
0.0.0.0
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200
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Chapter 5 Parameters and Defaults
SIPPort
Description
This parameter is used to configure the port through which the Cisco ATA listens for incoming SIP requests and sends outgoing
Value Type
Integer
Range
1 to 65535
Default
5060
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201
SIP Parameters
SIP requests.
MediaPort
Description
Use this parameter to specify the base port where the Cisco ATA transmits and receives RTP media. This parameter must be an even number. Each connection uses the next available even-numbered port for RTP.
Value Type
Integer
Range
1 to 65535
Default
16384
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OutBoundProxy
Description
The SIP Outbound Proxy Server is a SIP proxy server which can be different from the Registration Proxy Server (specified in the GkOrProxy parameter) and to which all outgoing SIP requests are sent. Outgoing SIP responses are not affected by this out-bound-proxy and are still sent according to the VIA header and source address of the incoming SIP requests.
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Chapter 5 Parameters and Defaults
If the outgoing SIP request has a ROUTE header, the first route in the header is removed if it resolves to the same IP address as the out-bound-proxy. This process guards against the case when the out-bound-proxy also inserts its IP address into the RECORD-ROUTE header.
The OutBoundProxy parameter can be an IP address with or without a port parameter, such as
123.123.110.45, 123.123.110.45.5060, or 123.123.110.45:5061, or a URL such as sip.cisco.com, sip.ata.cisco.com:5061. For IP addresses, a period (.) or colon (:) can be used to delimit a port parameter. For a URL, a colon (:) must be used to indicate a port. If no port parameter is specified, the port 5060 is assumed.
Value Type
Alphanumeric string
Range
Maximum number of characters: 31
Default
0
NatServer
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Description
This parameter allows you to specify a server to which a dummy, single-byte UDP packet is sent to maintain a Network Address Translation (NAT) during a session.
NatServer can contain up to 47 characters in fully qualified domain name (FQDN) or IP format with an optional port parameter (separated from the address by a colon); for example, xyz.cisco.com:1234. If no port is specified, the default port of 5060 is assumed.
Value Type
IP address or FQDN format
Range
Maximum number of characters: 47
Default
5060 is the default port if no port is specified.
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NatTimer
Description
This parameter allows you to specify a retransmission interval for sending a dummy packet to NatServer. The interval is in seconds and is specified in bits 0-11 of this parameter. The upper 20 bits are reserved and should be set to 0.
Value Type
Bitmap
Default
0, which means that no dummy packets will be sent to the NatServer.
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Operating Parameters

Operating Parameters
This section describes the following parameters, which are located in the green portion of the Cisco ATA Web Configuration Page:
LBRCodec, page 5-20
AudioMode, page 5-20
RxCodec, page 5-21
TxCodec, page 5-22
NumTxFrames, page 5-22
CallFeatures, page 5-23
PaidFeatures, page 5-24
CallerIdMethod, page 5-25
FeatureTimer, page 5-26
Polarity, page 5-27
ConnectMode, page 5-28
AutMethod, page 5-30
TimeZone, page 5-30
NTPIP, page 5-30
AltNTPIP, page 5-31
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DNS1IP, page 5-31
DNS2IP, page 5-31
UDPTOS, page 5-32
SigTimer, page 5-32
OpFlags, page 5-34
VLANSetting, page 5-35
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Operating Parameters
LBRCodec
Chapter 5 Parameters and Defaults
Description
This parameter allows you to specifiy which low-bit-rate codecs are available. The Cisco ATA is capable of supporting two G.723.1 connections or one G.729 connection. When G.723.1 is selected as the low-bit-rate codec, each FXS port is allocated with one G.723.1 connection. When G.729 is selected, only one FXS port is capable of operating with the G.729 codec. The allocation of the G.729 resource to the FXS port is dynamic. The G.729 resource, if available, is allocated to an FXS port when a call is initiated or received; the resource is released when a call is completed.
The following values are valid:
0—Select G.723.1 as the low-bit-rate codec.
3—Select either G.729 as the low-bit-rate codec.
Related Parameters
RxCodec, page 5-21
TxCodec, page 5-22
AudioMode
Value Type
Integer
Range
0 or 3
Default
0
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Description
This parameter represents the audio operating mode. The lower 16 bits are for the Phone 1 port, and the upper 16 bits are for the Phone 2 port. Table 5-1 on page 5-21 provides definitions for each bit.
Value Type
Bitmap
5-20
Default
0x00150015
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Operating Parameters
Table 5-1 AudioMode Parameter Bit Definitions
Bit Number Definition
0 0/1—Disable/enable G.711 silence suppression.
1 0—Enable selected low-bit-rate codec in addition to G.711. This setting is the default.
1—Enable G.711 only.
2 0/1—Disable/enable fax CED tone detection.
3 0/1—Enable/disable fax CNG tone detection.
4-5: DtmfMethod 0—Always in-band (send and receive, do not send SDP info)
1—By negotiation (send SDP info, enable receive, decode others’ SDP information, send depends on others’ SDP information)
2—Always out-of-band (send SDP info, enable receive, decode others’ SDP information, always send).
3—Reserved.
6-15 Reserved.
RxCodec
Description
Use this parameter to specify receiving-audio codec preference. The following values are valid:
0—G.723 (can be selected only if LBRCodec is set to 0)
1—G.711A-law
2—G.711µ-law
3—G.729a (can be selected only if LBRCodec is set to 3)
Value Type
Integer
Range
0-3
Default
2
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TxCodec
Chapter 5 Parameters and Defaults
Description
Use this parameter to specify the transmitting-audio codec preference. The following values are valid:
0—G.723 (can be selected only if LBRCodec is set to 0)
1—G.711A-law
2—G.711µ-law
3—G.729A (can be selected only if LBRCodec is set to 3)
Value Type
Integer
Range
0-3
Default
2
NumTxFrames
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37
Description
Use this parameter to select the default RTP packet side in number of frames per packet. The Cisco ATA default frame sizes are as follows:
G.711 and G.729—10 ms
G.723.1—30 ms
For example, to receive 20 ms of G.729 packets, set the parameter to 2.
Value Type
Integer
Range
1-6
Default
2
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CallFeatures
Description
Disable/enable CallFeatures by setting each corresponding bit to 0 or 1.
The lower 16 bits are for the Phone 1 port, and the upper 16 bits are for the Phone 2 port. Tab le 5-2 provides definitions of each bit.
Note The subscribed features that can be permanently disabled by the user are CLIP_CLIR, call waiting and
Fax mode. A subscribed service enable/disabled by the user can be disabled/enabled dynamically on a per-call basis.
Value Type
Bitmap
Default
0xffffffff
Operating Parameters
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Table 5-2 CallFeatures Parameter Bit Definitons
Bit Number Definition
0 Forward unconditionally
1Forward on busy
2 Forward on no answer
3CLIP_CLIR
4 Call waiting
5 three-way calling
6 Blind transfer
7 Transfer with consultation. This service allows the user to transfer the remote party to a different number by first
calling that number and consulting with the callee.
8 Caller ID. This service enables the Cisco ATA 186 to generate a Caller ID signal to drive a Caller ID display
device attached to the FXS line.
9 Call return
10 Message waiting indication
11 Call Waiting Caller ID. This is available only if the Method bit in CallerIdMethod is set to Bellcore (FSK).
15 Fax mode. This service allows the user to set the Cisco ATA to Fax mode on a per-call basis. For Fax mode, use
the following settings:
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G711 codec only
No silence suppression
No FAX tone detection
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Operating Parameters
PaidFeatures
Description
Unsubscribe/subscribe to CallFeatures by setting each corresponding bit to either 0 or 1. The lower 16 bits are for the Phone 1 port, and the upper 16 bits are for the Phone 2 port. Table 5-3 provides definitions of each bit.
Value Type
Bitmap
Default
0xffffffff
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Table 5-3 PaidFeatures Parameter Bit Definitions
Chapter 5 Parameters and Defaults
Bit Number Definition
0 Forward unconditionally
1Forward on busy
2 Forward on no answer
3CLIP_CLIR
4 Call waiting
5 three-way calling
6 Blind transfer
7 Transfer with consultation. This service allows the user to transfer the remote party to a different number by
first calling that number and consulting with the callee.
8 Caller ID. This service enables the Cisco ATA 186 to generate a Caller ID signal to drive a Caller ID display
device attached to the FXS line.
9 Call return
10 Message waiting indication
11 Call Waiting Caller ID. This is available only if the Method bit in CallerIdMethod is set to Bellcore (FSK).
15 Fax mode. This service allows the user to set the Cisco ATA to Fax mode on a per-call basis. For Fax mode, use
the following settings:
G.711 codec only
No silence suppression
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CallerIdMethod
Description
This 32-bit parameter specifies the signal format to use for both FXS ports for generating Caller ID format. Possible values are:
Bits 0-1 (method)—0=Bellcore (FSK), 1=DTMF, values 2 and 3 are reserved.
If method=0, set the following bits:
Bit 2—Reserved.
Bit 3 to 8—Maximum number of digits in phone number (valid values are 1 to 20; default is 12)
Bit 9 to 14—Maximum number of characters in name (valid values are 1 to 20; default is 15)
Bit 15—If this bit is enabled (it is by default), send special character O (out of area) to CID device
Bit 16—If this bit is enabled (it is by default), send special character P (private) to CID device if the
Bits 17 to 27—Reserved.
Operating Parameters
if the phone number is unknown.
phone number is restricted.
If method=1, set the following bits:
Bits 3-6—Start digit for known numbers (valid values are 12 for “A,” 13 for “B,” 14 for “C,” and
15 for “D.”)
Bits 7-10—End digit for known numbers (valid values are 11 for “#,” 12 for “A,” 13 for “B,” 14 for
“C,” and 15 for “D.”)
Bits 11—Polarity reversal before and after Caller ID signal (value of 0/1 disables/enables polarity
reversal)
Bits 12-16—Maximum number of digits in phone number (valid values are 1 to 20)
Bits 17 to 19—Start digit for unknown or restricted numbers (valid values are 4 for “A,” 5 for “B,”
6 for “C,” and 7 for “D.”)
Bits 20 to 22—End digit for unknown or restricted numbers (valid values are 3 for “#,” 4 for “A,” 5
for “B,” 6 for “C,” and 7 for “D.”)
Bits 23 to 24—Code to send to the CID device if the number is unknown (valid values are 0 for “00,”
1 for “0000000000,” and 2 for “2.” 3 is reserved and should not be used.
Bits 25 to 26—Code to send to the CID device if the number is restricted (valid values are 0 for “10,”
and 1 for “1.” 2 and 3 are reserved and should not be used.
Bits 27 to 31—Reserved.
Examples
The following examples are recommended values for the CallerID Method parameter:
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Sweden=0x0ff61 or 0x006aff61
Denmark=0x0fde1 or 0x033efde1
Value Type
Bitmap
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FeatureTimer
Chapter 5 Parameters and Defaults
Default
0x00019e60
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Description
This parameter provides configurable timing values for various features, as shown below.
Bits 0-3—Maximum time to spend redialing if line is busy
Range: 0 - 15
Factor: five-minute increments
Values: 0 - 75 minutes
Default: 0 (= 30 minutes)
Bits 4-7—Retry interval if line is busy
Range: 0 - 15
Factor: 15-second increments
Values: 0 - 225 seconds
Default: 0 (= 15 seconds)
Bits 8-12—On-hook delay before a call is disconnected. This feature works only when the
Cisco ATA is the terminating endpoint of the call. The user can hang up the phone in one room and pick up the phone in another room without disconnecting the line.
Range: 0 - 31
Factor: five-second increments
Values: 0 - 155 seconds
Default: 0 (no delay)
Bits 13-15—Amount of time the Cisco ATA waits for a "486 Busy Here" response from a PSTN
gateway after receiving a "183 Session Progress" response.
Range: 0 - 7
Factor: one-second increments
Values: 0 to 7 seconds
Default: 0 (no waiting)
Bits 16-31—Reserved.
5-26
Value Type
Bitmap
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Default
0x00000000
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Polarity
Description
You can control line polarity of the Cisco ATA FXS ports when a call is connected or disconnected by configuring the Polarity bitmap parameter as follows:
Bit 0: CALLER_CONNECT_POLARITY. Polarity to use when the Cisco ATA is the caller and the
Bit 1: CALLER_DISCONNECT_POLARITY. Polarity to use when the Cisco ATA is the caller and
call is connected.
0 =Use forward polarity (Default)
1 =Use reverse polarity
the call is disconnected.
Operating Parameters
0 =Use forward polarity (Default)
1 =Use reverse polarity
Bit 2: CALLEE_CONNECT_POLARITY. Polarity to use when the Cisco ATA is the callee and the
call is connected.
0 =Use forward polarity (Default)
1 =Use reverse polarity
Bit 3: CALLEE_DISCONNECT_POLARITY. Polarity to use when the Cisco ATA is the callee and
the call is disconnected.
0 =Use forward polarity (Default)
1 =Use reverse polarity
Note Bits 4-31 are reserved.
Value Type
Bitmap
Default
0x00000000
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Operating Parameters
ConnectMode
Description
This parameter is a 32-bit bitmap used to control the connection mode of the selected call signaling protocol. Table 5-4 on page 5-28 provides bit definitions for this parameter.
Value Type
Bitmap
Default
0x00060400
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Table 5-4 ConnectMode Parameter Bit Definitions
Bit Number Definition
0—H.323 only 0—Enable normal start.
1—Enable fast start.
1—H.323 only 0/1—Disable/enable h245 tunneling.
2 0—Use the dynamic payload type 126/127 as the RTP payload type (fax pass-through mode) for G.711
µ-law/G.711 A-law.
1—Use the standard payload type 0/8 as the RTP payload type (fax pass-through mode) for G.711 µ-law/G.711 A-law.
3—H.323 only 0/1—Disable/enable the requirement for the alternate gatekeeper to register.
4—H.323 only 0—Denotes a non-Cisco CallManager environment.
1—Enable the Cisco ATA to operate in a Cisco CallManager environment.
5—H.323 only 0/1—Enable/disable two-way cut-through of voice path before receiving CONNECT message.
6—H.323 only 0/1—Disable/enable using the Progress Indicator to determine if ringback is supplied by the far end with
RTP.
7 0/1—Disable/enable fax pass-through redundancy.
8-12 Specifies the fax pass-through NSE payload type. The value is the offset to the NSE payload base number
of 96. The valid range is 0-23; the default is 4.
For example, if the offset is 4, the NSE payload type is 100.
13 0—Use G.711µ-law for fax pass-through codec.
1—Use G.711A-law for fax pass-through codec.
14-15 0—Use fax pass-through.
1—Use codec negotiation in sending fax.
2—Reserved.
3—Reserved.
16—SIP only 0/1—Disable/enable SIP to remove the registration before adding a new one.
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