Cisco Unified IP Phone
Administration Guide for Cisco
Unified CallManager 5.0 (SIP)
Cisco Unified IP Phones 7905G/7912G
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Text Part Number: OL-8131-01
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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 t o cor rect t he 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 wit hou t Cisco’s written autho riz atio n may resul t in the equi pme nt no longe r comply ing with FCC re quir ements for Class
A or Class B digital devices. In that event, your right to use the equipment m ay be lim ited by FCC regulati ons, and yo u may be r equired to correct
any interference to radio or television communicati ons at your own expense.
You can determine whether your equipment is causing int erferen ce by turning it off. If the inter ference 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 interferenc e 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 circ uit from the tel evision or radio. (That is, make certain the equip ment and the television
or radio are on circuits controlled by different circui t breakers or fuses.)
Modifications to this product not auth orized by Cisco Sys tems, Inc. could void the FCC approval and negate your auth ority to op erate the prod uct.
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Cisco Unified IP Phone Administration Guide for Cisco Uni fied CallMan ager 5.0 (SIP), Cis co Unified IP Phones 7905G/7 912G
Cisco.com xiv
Product Documentation DVD xiv
Ordering Documentation xv
Documentation Feedback xv
Cisco Product Security Overview xvi
Reporting Security Problems in Cisco Products xvii
CONTENTS
Obtaining Technical Assistance xviii
Cisco Technical Support & Documentation Website xviii
Submitting a Service Request xix
Definitions of Service Request Severity xix
Obtaining Additional Publications and Information xx
Document Conventions xxi
CHAPTER
1An Overview of the Cisco Unified IP Phone 1-1
Understanding the Cisco Unified IP Phone 7905G and 7912G 1-2
What Networking Protocols Are Used? 1-5
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Contents
What Features are Supported on the Cisco Unified IP Phone 7905G and
7912G?
Understanding Security Features for Cisco Unified IP Phones 1-10
Understanding the Requirements for Installing and Configuring the
Cisco Unified IP Phone 7905G and 7912G
1-7
Feature Overview 1-8
Configuring Telephony Features 1-8
Configuring Network Features Using the Cisco Unified IP Phone 1-9
Providing Users with Feature Information 1-10
1-11
CHAPTER
2Preparing to Install the Cisco Unified IP Phone on Your Network 2-1
Understanding Interactions with Other Cisco Unified Communications
Products
2-2
Understanding How the Cisco Unified IP Phone Interacts with Cisco
Unified CallManager
2-2
Understanding How the Cisco Unified IP Phone Interacts with the
Cisco Catalyst Family of Switches
2-3
Understanding the Phone Startup Process 2-4
Understanding Phone Configuration Files and Profile Files 2-8
Providing Power to the Cisco Unified IP Phone 2-9
Power Outage 2-10
Power Source Design 2-10
Redundancy Feature 2-11
Determining the MAC Address of a Cisco Unified IP Phone 2-12
Adding Phones to the Cisco Unified CallManager Database 2-12
Adding Phones with Auto-Registration 2-13
Adding Phones with Cisco Unified CallManager Administration 2-14
Adding Phones with BAT 2-15
vi
Creating a SIP Profile 2-15
Using Cisco Unified IP Phones with Different Protocols 2-17
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Converting a New Phone from SCCP to SIP 2-18
Converting an In-Use Phone from SCCP to SIP 2-18
Converting an In-Use Phone from SIP to SCCP 2-19
Deploying a Phone in an SCCP and SIP Environment 2-19
Understanding the Cisco Unified IP Phone Components 3-5
Network and Access Ports 3-5
Handset 3-6
Speaker 3-6
Installing the Cisco Unified IP Phone 3-6
Mounting the Phone to the Wall 3-10
Verifying the Phone Startup Process 3-11
Configuring Startup Network Settings 3-11
4Configuring Settings on the Cisco Unified IP Phone 4-1
Accessing Network Configuration Settings through the Network Configuration
Menu on the Phone
4-2
Displaying the Network Configuration Menu 4-3
Unlocking and Locking Options on the Network Configuration Menu 4-3
Editing Settings in the Network Configuration Menu 4-5
Verifying Network Settings 4-6
Configuring IP Settings 4-7
Configuring the Encryption Key 4-7
Configuring Encryption Key Using LCD screen on the Phone 4-8
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Contents
Configuring Encryption Key Using Phone Configuration Web Page 4-9
Network Configuration Menu Parameter Descriptions 4-10
SIP Configuration Menu Parameter Descriptions 4-19
Viewing Network Settings through a Phone Configuration Web Page 4-22
CHAPTER
CHAPTER
CHAPTER
5Configuring Telephony Features 5-1
6Viewing Model and Status Information on the Cisco Unified IP Phone 6-1
Viewing Model Information 6-2
Viewing Status Messages 6-2
7Troubleshooting the Cisco Unified IP Phone 8-1
Resolving Startup Problems 8-2
Symptom: The Cisco Unified IP Phone Does Not Go Through its Normal Start
Up Process
8-2
Symptom: The Cisco Unified IP Phone Does Not Register with Cisco
Unified CallManager
8-3
Registering the Phone with Cisco Unified CallManager 8-4
Checking Network Connectivity 8-4
Verifying TFTP Server Settings 8-4
Verifying IP Addressing and Routing 8-5
Verifying DNS Settings 8-5
Verifying Cisco Unified CallManager Settings 8-6
Cisco Unified CallManager and TFTP Services Are Not Running 8-6
Creating a New Configuration File 8-7
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Checking Static IP Address Settings 8-9
Verifying Voice VLAN Configuration 8-9
Verifying that the Phones Have Not Been Intentionally Reset 8-9
Eliminating DNS or Other Connectivity Errors 8-10
General Troubleshooting Tips for the Cisco Unified IP Phone 8-11
Logging Information for Troubleshooting 8-12
Using the nptcap Tool 8-14
Resetting the Cisco Unified IP Phone 8-15
Erasing the Local Configuration 8-15
Where to Go for More Troubleshooting Information 8-17
How Users Obtain Support for the Cisco Unified IP Phone B-1
How Users Get Copies of Cisco Unified IP Phone Manuals B-2
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Contents
How Users Access Voice Messages B-3
APPENDIX
APPENDIX
APPENDIX
I
NDEX
CSupporting International Users C-1
DTechnical Specifications D-1
Physical and Operating Environment Specifications D-1
Cable Specifications D-2
Network Port Pinouts D-2
EFeature Support by Protocol for Cisco Unified IP Phone 7905G/7912G E-1
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Overview
Preface
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0
(SIP), Cisco Unified IP Phones 7905G and 7912G, provides the information you
need to understand, inst all, configure , and mana ge the Cisco U nified IP Phone
7905G and 7912G on you r ne twork. Thi s guide i s int ende d to be use d to
administer phones running in a Cisco Unified CallManager Release 5.0 or higher
environment.
Audience
Network engineers, syste m administ rators, or teleco m engineer s should review
this guide to learn the steps required to properly set up the Cisco Unified IP Phone
on the network.
The tasks described are considered to be administration-level tasks and are not
intended for end-use rs of t he ph one s. M any of the t asks involve configuring
network settings and affect the phone’s ability to function in the network.
Because of the close inte racti on betwee n the Cisco Unified IP Phone and
Cisco Unified CallManager, these tasks require familiarity with
Cisco Unified C all M anage r.
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Objectives
Objectives
This guide provides the requir ed steps to ge t the Cisco Unified IP Phone up and
running on a Voice-over-IP (VoIP) network. Because of th e complexity of an IP
telephony network , this guide does not provide c omplete and detailed information
for procedures t hat you n eed t o per fo rm on t he C isco Unified CallManager
application or other net work devices.
Organization
This guide is organized as follows:
Chapter Description
Chapter 1 , “An Overview of the Cisco Unified IP
Phone”
Chapter 2, “Preparing to Install the
Cisco Unified IP Phone on Your Network”
Chapter 3, “Setting Up the
Cisco Unified IP Phone”
Chapter 4, “Configuring Settings on t he Cisco
Unified IP Phone”
Chapter 5, “Configuring Telephony Features”Provides an overview of proc e dures fo r
Chapter 6, “Viewing Model and Status
Information on the Cisco Unified IP Phone”
Chapter 7, “Troubleshoo ting the Cisco Unified IP
Phone”
Provides a conceptual overview and description of
the Cisco Uni fied IP Phone
Describes how the IP Phone interacts with other
key IP telephony components, and provides an
overview of the tasks required prior to installation
Describes how to properly and safely install an d
configure the Cisco U nified IP Phone on your
network
Describes how to configure ne twork set tin gs,
verify status, and make global cha nges to th e
Cisco Unified IP Phon e
configuring telephony features, setting up phone
services, and ad ding users t o
Cisco Unified CallManager
Explains how to view model inf or mat ion, stat u s
messages, network statistics, and firmware
information from the Cisco Unified IP Phone
Provides tips for troubleshooting the
Cisco Unified IP Phon e
Preface
xii
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Preface
Related Documentation
Chapter Description
Appendix A, “Reference List of Parameters”Describes configuration para met ers f or the
Cisco Unified IP Phon e
Appendix B, “Providing Information to Users Via
a Website”
Provides suggestions for setting up a website for
providing users with important information a bout
their Cisco Unified IP Phones
Appendix C, “Support ing Inter nation al Users”Provides information ab out locat ing transl ated
documents
Appendix D , “Technical Specifications”Provides technical specifications of the
Cisco Unified IP Phon e
Appendix E, “Feature Supp ort by Protocol for
Cisco Unified IP Phone 7905G/7912G ”
Provides information about feature support for the
Cisco Unified IP Phon e 79 05G and 7912G using
the SCCP or SIP protocol with
Cisco Unified CallManager Release 5.0(1).
Related Documentation
For more informati on abou t Ci sco Unified IP Phones, re fer to th e following
publications, which are available at this location:
Cisco documentation and a dd ition al litera tur e are available on Cisco.c om. Ci sco
also provides several ways to obtain technical assistance and other technical
resources. These sections e xplain ho w to obta in technical in formation from Cisco
Systems.
Cisco.com
You can access the most current Cisco documentation at this URL:
Preface
http://www.cisco.com/techsupport
You can access the Cisco website at this URL:
http://www.cisco.com
You can access international Cisco websites at this URL:
Cisco documentation and additional literature are available in the Product
Documentation DVD package, which may have shipped wit h your produc t. The
Product Documentation DVD is updated regularly and may be more current than
printed documentati on.
The Product Documentation DVD is a comprehensive library of technical product
documentation on portable media. The DVD enables you to access multiple
versions of hardware and software installat ion, co nfiguration, and command
guides for Cisco products an d to view technical document ation in HTM L. With
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SIP), Cisco Unified IP Phones
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Preface
the DVD, you have access to the sa me d oc ument at ion that i s f ound on t h e Ci sco
website without be ing c onnec ted to t he In ter ne t. C ertai n pro duc ts a lso have .pdf
versions of the document at ion available.
The Product Documen tation D VD is a vai lable as a sin gle unit or as a subscrip tion.
Registered Cisco.com users (Cisco direct customers) can order a Product
Documentation DVD (product number DOC-DOCDVD=) from Cisco
Marketplace at this URL:
http://www.cisco.com/go/marketplace/
Ordering Documentation
Beginning June 30, 2005, registered Cisco.co m users may orde r Cisco
documentation a t t he Pr odu ct Do cu ment ation St ore i n th e Cisc o Ma rketpl ace at
this URL:
http://www.cisco.com/go/marketplace/
Nonregistered Cisco.com users can order technical documentation from 8:00 a.m.
to 5:00 p.m. (0800 to 1700) PDT by calli ng 1 8 66 4 63- 348 7 in the Uni ted State s
and Canada, or elsewhere by calling 011 408 519-5055. You can also order
documentation by e-mail at tech-doc-store-mkpl@external.cisco.com or by f ax a t
1 408 519-5001 in t he U nit ed Sta tes an d C anad a, or e lsewhere at 011 40 8
519-5001.
Documentation Feedback
Documentation Feedback
You ca n rate and p rovide feed back about Cisco tec hnical doc umen ts by
completing the online feedback form that appears with the technical documents
on Cisco.com.
You ca n send comme nts ab out Cisco document ation to bug-doc @cisco .com .
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Cisco Product Security Overview
You can submit comments by using the response card (if present) behind the front
cover of your document or by writing to the following address:
Cisco Systems
Attn: Customer Docume nt Ordering
170 West Tasman Dr ive
San Jose, CA 95134- 988 3
We appreciate yo ur comm ents .
Cisco Product Security Overview
This product co nt ain s c ryp togr ap hic fe atu res and i s su bje ct to U nit ed St at es an d
local country laws governing import, export, transfer and use. Delivery of Cisco
cryptographic products does not imply third-party authority to import, export,
distribute or use en cr yptio n. Imp orte rs, export ers, di stributor s a nd users a re
responsible for compliance with U.S. and local country laws. By using this
product you agree to co mply wi th applicab le laws and regula tions. If you are
unable to comply with U.S. and local laws, return this product immediately.
A summary of U.S. laws g overning Cisc o crypt og raphic p rod ucts may be f oun d
at:
If you require further assistan ce plea se contac t us by sending email t o:
export@cisco.com
Cisco provides a free online Security Vulnerability Policy portal at this URL:
http://www.cisco.com/en/US/products/products_security_vulnerability_policy.ht
ml
From this site, you ca n pe rf orm t hes e ta sks:
• Report security vulnerabilities in Cisco products.
• Obtain assistance with security incidents that involve Cisco products.
• Register to receive security informat ion from Ci sco.
A current list of security advisories and notices for Cisco products is available at
this URL:
http://www.cisco.com/go/psirt
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Preface
If you prefer to see advisories and notices as they are updated in real time, you
can access a Product Security Incident Response Team Really Simple Syndication
(PSIRT RSS) feed from this URL:
Cisco is committed to delivering secure products. We test our products internally
before we release them, and we stri ve to correct all vulne rabilities q uickly. If you
think that you might have identified a vulner abilit y in a Cisco produ ct, cont act
PSIRT:
• Emergencies—security-alert@cisco.com
An emergency is either a condition in which a system is under active attack
or a condition for which a severe and urgent security vulnerability should be
reported. All other con diti ons are consi dered no neme rgencies.
• Nonemergencies—psirt@cisco.com
In an emergency, you can also reac h PSIRT by telephone:
Cisco Product Security Overview
• 1 877 228-7302
• 1 408 525-6532
TipWe encourage you to use Pretty Good Privacy (PGP) or a compatible product to
encrypt any sensitive information tha t you send to Cisc o. PSIRT can work from
encrypted information that is compatible with PGP versions 2.x throug h 8 .x.
Never use a revoked or an expired encryption key. The correct public key to use
in your correspondence with PSIRT is the one linked in the Contact Summary
section of the Security Vulnerability Policy page at this URL:
http://www.cisco.com/en/US/products/products_security_vulnerability_policy.ht
ml
The link on this page ha s the cur rent PGP key ID in use.
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Obtaining Technical Assistance
Obtaining Technical Assistance
Cisco Technical Support provides 24-hou r-a-day award-winni ng techn i cal
assistance. The Cisco Technical Support & Documentation website on Cisco.com
features extensive online support resources. In addition, if you have a valid Cisco
service contrac t, Cis co Technical Assistan ce Cen ter (TAC) engineers provide
telephone support. If you do not have a valid Cisco service contract, contact your
reseller.
Cisco Technical Support & Documentation Website
The Cisco Technical Support & Doc um ent ati on web site prov ides on lin e
documents and tools for troubleshooting and resolving technical issues with Cisco
products and technolog ies. The we bsite is available 24 hours a day, at this URL:
http://www.cisco.com/techsupport
Access to all tools on the Cisco Technical Support & Documentation website
requires a Cisco.co m u se r I D a nd pa ssword. If y ou have a valid servi ce co ntra ct
but do not have a user ID o r pas sword , you can r egister at th is URL:
Preface
xviii
http://tools.cisco.com/RPF/register/register.do
NoteUse the Cisco Product Iden tification (CPI) t ool to locate your produc t serial
number before submitting a web or phone request for service. You can access the
CPI tool from the Cisco Technical Support & Documentation website by clicking
the Tools & Resources link under Doc umentat ion & Tools.Choose Cisco Product Identif icat ion Tool from the Alphabetical Index drop- down list, or click
the Cisco Product Identification To ol link under Alert s & RMAs. The CPI tool
offers three search options: by product ID or mod el name ; by tree view; or for
certain products, by copying and pasti ng show comm and o ut put. S ear ch r esu lt s
show an illustration of your product with the serial number label location
highlighted. Locat e the seria l number lab el on your prod uct and rec ord the
information before placing a service call.
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Preface
Submitting a Service Request
Using the online TAC Service Request Tool is the fastest way to open S3 and S4
service requests. (S3 a nd S4 ser vic e reque sts ar e those i n whi ch y our net work is
minimally impaired or fo r which you require product info rmat ion.) A fter you
describe your sit uatio n, the TAC Service Request Tool provides recommende d
solutions. If your issue is not resolved us ing the reco mmen ded res ources, yo ur
service request is assigned to a Cisco engineer. The TAC Service Request Tool is
located at this URL:
http://www.cisco.com/techsupport/servicerequest
For S1 or S2 service requests or if you do not have Internet access, co ntact the
Cisco TAC by telephone. (S1 or S2 service r eque sts a re t hos e i n wh ich you r
production network is down or severely degraded.) Cisc o engi nee rs are ass igne d
immediately to S1 and S2 service re quests to help keep your business oper ations
running smoothly.
To open a service request by telep hone, use one of the following number s:
Asia-Pacific: +61 2 8446 7411 (Australia : 1 800 805 227)
EMEA: +32 2 704 55 55
USA: 1 800 553-2447
Obtaining Technical Assistance
For a complete list of Cisco TAC contacts, go to this URL:
http://www.cisco.com/techsupport/contacts
Definitions of Service Request Severity
To ensure that all service requests are reported in a standard format, Cisco has
established severity definitions.
Severity 1 (S1)—Your ne twork is “down,” or there is a critical impact to your
business operations. You and Cisco will commit al l necessar y resour ces aroun d
the clock to resolve the situation.
Severity 2 (S2)—Operation of an existing network is severely degraded, or
significant aspects of y our business ope rat ion are negatively affected by
inadequate performa nce of Cisco pro duc ts. You and Cisco will commit full-time
resources during normal business hours to reso lve the situation .
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Preface
Obtaining Additional Publications and Information
Severity 3 (S3) —Opera tiona l per for manc e of you r net w ork is im pair ed, but most
business operations remain functional. You and Cisco will commit resources
during normal business hours to restore servi ce to sati sfactory levels.
Severity 4 (S4)—You require informat ion or assistanc e with Cisco pr oduct
capabilities, installation, or configuration. There is little or no effect on your
business operations.
Obtaining Additional Publications and Information
Information about C isco pr odu cts, te chnol og ies, a nd network solu tio ns is
available from various online and printed sources.
• Cisco Marketplace provides a variety of Cisco books, re ferenc e guides,
documentation, and logo merchandise. Visit Cisco Marketplace, the company
store, at this URL:
http://www.cisco.com/go/marketplace/
• Cisco Press publishes a wide ra nge o f gener al net workin g, t raini ng and
certification titles. Both new and experienced users will benefit from these
publications. For current Cisco Press titles and other information, go to Cisco
Press at this URL:
xx
http://www.ciscopress.com
• Packet magazine is the Cisco System s techni cal user ma gazine for
maximizing Internet and netwo rking investments. Each qua rter, Packet
delivers coverage of the latest industry trends, technology breakthroughs, and
Cisco products and solutions, as w ell as network depl oyment and
troubleshooting ti ps, c onfigura tio n examp les, c ustom er ca se studie s,
certification and training information, and links to scores of in-depth online
resources. You can access Packet magazine at this URL:
http://www.cisco.com/packet
• iQ Magazine is the quarterly publica tion fr om Ci sco Sy stem s d esign ed to
help growing compan ies lea rn how t hey ca n u se tec hn ology to i ncr ea se
revenue, streamline their business, and expand services. The publication
identifies the challen ges fac ing these co mpanies and th e technolo gies to help
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Preface
Document Conventions
solve them, using real-world case studies and business strategies to help
readers make sound technology i nvestment decisions. You can access iQ
Magazine at this URL :
http://www.cisco.com/go/iqmagazine
or view the digital edition at this URL:
http://ciscoiq.texterity.com/ciscoiq/sample/
• Internet Protocol Journal is a quarte rly jour na l pub lis hed by Ci sco Syste ms
for engineering p rofe ssiona ls i nvolved in designing, developing, and
operating public and private internets and intranets. You can access the
Internet Protocol Journa l at this URL:
http://www.cisco.com/ipj
• Networking products offered by Cisco Systems, as we ll as customer support
services, can be obtained at this URL:
http://www.cisco.com/en/US/products/index.html
• Networking Professional s C onnec tio n is an inte rac tive website fo r
networking professional s to sha re q uest ions, sugge stio ns, a nd info rmat ion
about networking p rod uct s and t echn ologi es w it h Ci sco expert s an d o ther
networking professionals. Joi n a discussion at this UR L:
http://www.cisco.com/discuss/networking
• World-class networking trai ning is available from Cisc o. You can view
current offerings at this U RL:
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NoteMeans reader take note. Notes contain helpful suggestions or references to
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CautionMeans rea de r be c arefu l. In this situation, you might do something that could
result in equipment damage or l oss of data.
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IMPORTANT SAFETY INSTRUCTIONS
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involved with electrical circuitry and be familiar with standard practices for
preventing accidents. Use the statement number provided at the end of each
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Statement 1071
SAVE THESE INSTRUCTIONS
BELANGRIJKE VEILIGHEIDSINSTRUCTIES
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IMPORTANTES INFORMATIONS DE SÉCURITÉ
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de travailler sur un équipement, soyez conscient des dangers liés aux circuits
électriques et familiarisez-vous avec les procédures couramment utilisées
pour éviter les accidents. Pour prendre connaissance des traductions des
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fin de chaque avertissement.
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Vorbeugung vor Unfällen vertraut. Suchen Sie mit der am Ende jeder Warnung
angegebenen Anweisungsnummer nach der jeweiligen Übersetzung in den
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IMPORTANTI ISTRUZIONI SULLA SICUREZZA
xxiv
Questo simbolo di avvertenza indica un pericolo. La situazione potrebbe
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apparecchiatura, occorre essere al corrente dei pericoli relativi ai circuiti
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CONSERVARE QUESTE ISTRUZIONI
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Advarsel
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VIKTIGE SIKKERHETSINSTRUKSJONER
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på person. Før du begynner å arbeide med noe av utstyret, må du være
oppmerksom på farene forbundet med elektriske kretser, og kjenne til
standardprosedyrer for å forhindre ulykker. Bruk nummeret i slutten av hver
advarsel for å finne oversettelsen i de oversatte sikkerhetsadvarslene som
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TA VARE PÅ DISSE INSTRUKSJONENE
INSTRUÇÕES IMPORTANTES DE SEGURANÇA
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ser causadora de lesões corporais. Antes de iniciar a utilização de qualquer
equipamento, tenha conhecimento dos perigos envolvidos no manuseio de
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GUARDE ESTAS INSTRUÇÕES
INSTRUCCIONES IMPORTANTES DE SEGURIDAD
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Antes de manipular cualquier equipo, considere los riesgos de la corriente
eléctrica y familiarícese con los procedimientos estándar de prevención de
accidentes. Al final de cada advertencia encontrará el número que le ayudará
a encontrar el texto traducido en el apartado de traducciones que acompaña
a este dispositivo.
GUARDE ESTAS INSTRUCCIONES
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Varning!
VIKTIGA SÄKERHETSANVISNINGAR
Denna varningssignal 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 vanliga förfaranden för att
förebygga olyckor. Använd det nummer som finns i slutet av varje varning för
att hitta dess översättning i de översatta säkerhetsvarningar som medföljer
denna anordning.
SPARA DESSA ANVISNINGAR
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CHAP T ER
1
An Overview of the Cisco Unified IP
Phone
The Cisco Unified IP Phone provides voice communication over an Internet
Protocol (IP) network. It functio ns much like a tradi tional ana log telepho ne,
allowing yo u to place and re cei ve p hone call s and to access f eatures such a s mute,
hold, transfer , a nd speed dia l. In additio n, becau se the ph one is con nected to y our
data network, it offers enha nce d IP t el ephony f eature s, inc luding a ccess t o
network informati on and c ustom ize able fe atur es .
This manual describes the Cisco Unified IP Phone 7905G and 7912G. The Cisco
Unified IP Phone 7905G and 7912G includ e softkeys and an LCD screen. The
Cisco Unified IP Phone 7 912G ad ds an int erna l E the rnet swit ch.
These phones encode G.711a, G .711u, G.729a, G.729ab, and decode all variants
of G.711 and G.729.
A Cisco Unified IP Phone must be configured and managed like other network
devices.
This chapter includes the following topics:
• Understanding the Cisco Unified IP Phone 79 05G an d 7 912G , pag e 1-2
• What Networking Protoc ols Are Use d?, p age 1-5
• What Features are Support ed o n the Cisc o Uni fied IP Pho ne 7 905G an d
7912G?, page 1-7
• Understanding Security Fea tures fo r Cisco Unified IP Phones , pag e 1-10
• Understanding the Req uireme nts fo r I nsta lling and Co nfiguring t he
Cisco Unified IP Pho ne 7 905G an d 7 912 G, pag e 1- 11
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Chapter 1 An Overview of the Cisco Unified IP Phone
Understanding the Cisco Unified IP Phone 7905G and 7912G
CautionUsing a cell, mobile, or GS M ph one , or t wo-way rad io in cl os e prox imit y to a
Cisco Unified IP Phone might cause interference. For more information, refer to
the manufacturer’s documentat ion of the int erf er ing device.
Understanding the Cisco Unified IP Phone 7905G and
7912G
The Cisco Unified IP Phone 7 905G an d 7 912G a re b asic I P ph one s that ad dre ss
the voice communic ation ne eds o f em ployee s who e ngage in low to medi u m
telephone use. The phones provide a pixel display and dynamic softkeys for easy
access to a core set of business features. They support a maximum of two calls
and one director y n um ber, and inl ine power f or re c eiving power thr oug h a nd
Ethernet conne ctio n. Th e Ci sco U n ified IP Phone 7 912 G i nclu des an i ntegrate d
10/100 Ethernet switc h for connec ting a PC.
1-2
NoteThe hardware updated versio n of the Cisco Uni fied IP Phone 7912G
(CP-7912G-A) offers IE EE 80 2. 1Q VL AN- bas ed swi tchin g o f packet s rece ived
from the attached PC a nd from t he n etwork por t (u pstre am sw itc h). Thi s al lows
the phone to op er ate m or e efficiently in ne tworks w hic h m ay be subj ec t t o la rge
amounts of broadcast, multicast and/or unknown unicast traffic.
Figure 1-1 shows the main components of the Cisco Unified IP Phone 7905G and
7912G.
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Chapter 1 An Overview of the Cisco Unified IP Phone
Figure 1-1Cisco Unified IP Phone 7905G and 7912 Features
8
Understanding the Cisco Unified IP Phone 7905G and 7912G
12
9
3
4
5
6
7
10
1LCD screenDisplays features such as the time, date, phone number,
caller ID, call status, and softkey tabs.
2Cisco Unified
IP Phone seri es
Indicates the Cisco Unified IP Phone series to which the
phone belongs.
type
3SoftkeysEnable you to e ngage any of the func ti ons di spla yed o n
the correspondin g LCD scr een tabs . Softkeys point to
feature options that are displayed along the bottom of the
LCD screen. Softkey functions change depending on the
status of the phone.
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1-3
Understanding the Cisco Unified IP Phone 7905G and 7912G
Chapter 1 An Overview of the Cisco Unified IP Phone
4Navigation
button
Enables you to scroll through text and select features
displayed on the LCD screen. Also provides access to
speed dial numbers when there are no text or features to
scroll through.
5Menu buttonDisplays a menu that provides access to a voice
messaging system, ph one l ogs and dir ectori es, and
settings.
6Hold buttonPuts a current c all on hold or takes a ca ll off hold.
7KeypadW orks exactly like the keypad on a traditional telephone.
8Volume button Increases or decreases volume for the handset and
speaker. Also controls the rin ge r volum e (i f o n-h ook) .
1-4
9Handset Functions like a traditional handse t. The light strip at the
top of the ha nds et b l inks wh en the p hone ri ngs a nd
remains lit to indicate a new voice message (depending
on your voice messaging sy stem).
10FootstandAllows the phone to stand at a convenient angle on a desk
or table.
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What Networking Protocols Are Used?
What Networking Protocols Are Used?
Cisco Unified IP Phones support several industry-standard and Cisco networking
protocols for voice commu nica tion. Table 1-1 provides an overview of the
networking protocols that the Cisco Unified IP Phone 7905G and 7912G support.
Table 1-1Supported Networking Protocols on the Cisco Unified IP Phone
Networking ProtocolPurposeUsage Notes
Cisco D is cove ry
Protocol (CDP)
Dynamic Host
Configuration Protocol
(DHCP)
HyperText Transfer
Protocol (HTTP)
CDP is a device-discovery protocol
that runs on al l Cisc o-m anufac tur ed
equipment.
Using CDP , a device can adv ertise its
existence to othe r devices and receive
information ab out o the r d evices in
the network.
DHCP dynamically allocates and
assigns an IP addre ss to ne twork
devices.
DHCP enable s you to co nnec t an
IP phone into th e network and have
the phone become opera tional
without you needing to manually
assign an IP address or configure
additional network parameters.
HTTP is the standard way of
transferring information and moving
documents across th e Internet and the
Wo rld Wide Web.
The Cisco Unified IP Phone uses
CDP to communicate information
such as auxiliary VLAN ID, per-port
power management details, and
Quality of Service (QoS) conf iguration
information with the Cisco Catalyst
switch.
DHCP is enabled by default. If
disabled, you mu st manu al ly
configure the IP ad dress, subn et
mask, gateway, and an TFTP server
on each phone locally.
Cisco recommends that you use
DHCP custom option 150. With this
method, you configure the TFTP
server IP address as the option value.
For additional supported DCH P
configurations, refer to Cisco Unified Cal lM anager Sys tem Gu i de.
The Cisco Unified IP Phon es use
HTTP for the XML serv ices and for
troubleshooting purposes.
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Chapter 1 An Overview of the Cisco Unified IP Phone
What Networking Protocols Are Used?
Table 1-1Supported Networking Protocols on the Cisco Unified IP Phone (continued)
Networking ProtocolPurposeUsage Notes
Internet Protocol ( IP)I P i s a messa ging prot ocol th at
addresses and sends packets across
the network.
Real-Time Transport
(RTP)
RTP is a standard for transporting
real-time data, such as interactive
voice and video, over data networks.
Session Description
Protocol (SDP)
SDP is the portion of the SIP that
determines which parameters are
available during a connectio n
between two endpoints. Conferences
are established using only the SDP
capabilities that are supported by all
endpoints in the conference.
Transmission Control
Protocol (TCP)
Trivial File Transfer
Protocol (TFTP)
TCP is a a connection-oriented
transport protoc ol.
TFTP allows you to transfer files
over the network.
On the Cisco U nified IP Phone,
TFTP enables yo u t o ob tai n a
configuration file specific to the
phone type.
To communicate usi ng I P, network
devices must have an assigned IP
address, subnet, and gateway.
IP addresses, subnet s, a nd gateways
identifications are automatically
assigned if you are using the
Cisco Unified IP Phon e with
Dynamic Host Configuration
Protocol (DHCP). I f you a re no t
using DHCP, you must manu ally
assign these prope rties to each phone
locally.
Cisco Unified IP Phones use the RTP
protocol to send and receive
real-time voice traffic from other
phones and gateways.
SDP capabilities, such as codec
types, DTMF dete cti on and co mf ort
noise, are normally con figured on a
global basis by the Cisco Unified
CallManager o r t h e Medi a Ga t eway
in operation. Some SIP endpoints
may allow these parameters to be
configured on the endpoint itself.
Cisco Unified IP Phones use TCP to
connect to
Cisco Unified CallManager.
TFTP requires a TFTP serv er in your
network, which can be automa tically
identified from the DHCP server. If
more than one TFTP server is
running in your n etwork, yo u m ust
manually assign a T FTP server to
each phone lo ca ll y.
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What Features are Supported on the Cisco Unified IP Phone 7905G and 7912G?
Table 1-1Supported Networking Protocols on the Cisco Unified IP Phone (continued)
Networking ProtocolPurposeUsage Notes
Session Initiation
Protocol (SIP)
User Datagram Protocol
(UDP)
SIP is the Internet Engine ering task
Force (IETF) s ta nd ard fo r
multimedia conferencing ov er IP . SIP
is an ASCII-based, application-layer
control protocol that can be used to
establish, maintain, and terminate
calls between two or more endpoints.
UDP is a connectionless mess aging
protocol for delivery of data packets.
The
Cisco Unified IP Phon e 7905G/7912
G support UDP-based SIP signalling.
Like other VoIP protoc ols, SIP is
designed to addr ess the func ti ons of
signaling and session ma nage ment
within a packet teleph ony ne twork .
Signaling allows call information to
be carried across network
boundaries. Session manag ement
provides the ability to control the
attributes of an end-to-end call.
Cisco Unified IP Phones receive and
process UDP messages.
Related Topics
• Understanding the Phone Startu p Process, page 2-4
• Understanding Interactions with Other Cisco Unified Communications
What Features are Supported on the Cisco Unified IP
Phone 7905G and 7912G?
The Cisco Unified IP Phone 7905G and 7912 G func tion much like traditiona l
analog phones, al lowing you to plac e and re ceive teleph one c a lls. In ad di tio n to
traditional tele phony fe atu re s, the Ci sco U n ified IP Ph one s in clud e fe atu re s tha t
enable you to ad mini ste r and moni tor t he p hon e as a net work d evice.
This section includes the following topics:
• Feature Overview, page 1-8
• Configuring Telephony Features, page 1-8
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What Features are Supported on the Cisco Unified IP Phone 7905G and 7912G?
• Configuring Network Features Using the Ci sco Unified IP Phone, pa ge 1-9
• Providing Users with Feature Information, page 1-10
Feature Overview
Cisco Unified IP Phones provide traditional telephony functionality, such as call
forwarding and tra nsf er ring, r edi ali ng , spe ed di al ing, c onf eren ce ca llin g, an d
voice messaging system access. Cisco Unified IP Phones also provide a variety of
other features. For an ov erview of the tele phony featur es that the Cisco Unified IP
Phone 7905G and 79 12G supp ort , se e Ch apte r 5, “Configuring Telephony
Features.”
Like other network devices, you must configure the Cisco Uni fied IP Phones to
prepare them to access Cisco Unified CallManager and the rest of the IP network.
Using DHCP, you have fewer settings to modif y, but you can choose t o assi g n a
static IP if your network requir es it. For instruct ions on configurin g the network
settings on the Cisco Unifie d IP Phone s, see Chapter 4, “Configuring Settings on
the Cisco Unified IP Phone.”
Because the Cisco Uni fied IP Phone is a network device, you can obta i n detailed
status information about it. This information can assist you in troubleshooting
problems that us ers m ig ht e ncoun ter wh en u si ng th eir IP phon es . See Cha pter 7,
“Troubleshooting the Cisco Unified IP Phon e” for tips on using this information.
Chapter 1 An Overview of the Cisco Unified IP Phone
Related Topics
• Configuring Settings on the Cisc o Unified I P Phone, page 4-1
• Configuring Telephony Features, page 5-1
• Troubleshooting the Cisco Unified IP Phone, page 7-1
Configuring Telephony Features
You can modify additional settings on the Cisco Unified IP Phone from the
Cisco Unified CallManager Administration application. Use this web-based
application to set up phone registration criteri a and calling search spaces, among
other tasks. For more informat ion, see Chapt er 5 , “Co nfigurin g Telephony
Features.”
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What Features are Supported on the Cisco Unified IP Phone 7905G and 7912G?
In some places, this manual provides partial instructions for procedures that
involve Cisco Unified CallManager Administration. These instructions are
intended to point you to the appropriate page in the Cisco Unified CallManager
application and to provide some initial guidance.
For more information a bout the C isco Unified CallManager Ad mini strat ion
application, refer to Cisco Unified CallManager documentation, including
Cisco U nified CallManager Administration Guide. You can al so use the
context-sensitive help that is available within the application. Access
context-sensitive help by choosing He lp > For this screen from the main menu
bar.
You can ac cess the com plete Cisco Unified CallManager doc umentat ion suite at
this location:
Configuring Network Features Using the Cisco Unified IP Phone
You ca n loca lly con figure featur es suc h as D HCP, TFTP, and IP sett ing s on the
phone itself. You can also obtain stati stics ab out a curre nt call or firmware
versions on the phon e.
For more informati on abou t configur ing fea ture s a nd viewing s tat ist ics fro m the
phone, see Chapter 4, “Configuring Settings on the Ci sco Unified IP Phone” a nd
see Chapter 6, “Viewing Model and Status Information on the Cisco
Unified IP Phone.”
Related Topics
• Configuring Settings on the Cisc o Unified I P Phone, page 4-1
• Troubleshooting the Cisco Unified IP Phone, page 7-1
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Chapter 1 An Overview of the Cisco Unified IP Phone
Understanding Security Features for Cisco Unified IP Phones
Providing Users with Feature Information
If you are a system administrator, you are likely the primary source of information
for Cisco Unified IP Phone users in your network or company. T o ensure that you
distribute the most current feature and procedural information, familiarize
yourself with Cisco Unified IP Phone docu mentatio n. Make sure to v isit the
Cisco Unified IP Phone we b s ite:
From this site, you can view and order various user guides, including wallet cards.
For complete ordering information, see the “Obtaining Documentat ion” sectio n
on page xiv.
In addition to p rovidin g docum en tati on, i t i s impo rta nt t o info rm users of
available Cisco Unified IP Phone features—in cluding fe ature s specific to your
company or network—a nd of how t o ac cess an d cust omi ze those f eature s, if
appropriate.
For a summary of some of the key information that phone users need their system
administrators to provide, see Appendix B, “Providing Inf orm ati on to U ser s Via
a Website.”
Related Topic
• Providing Information t o U ser s Via a Website, page B-1
Understanding Security Features for Cisco Unified IP
Phones
The Cisco Unified I P Pho ne 7 905G/ 79 12G provi des the fol lowing secur ity :
• Image authentic ation— Signed bina ry files (with the exte nsion .sbn) prevent
tampering with the f irmware image before it is loaded on a phone. Tampering
with the image causes a phone to fail the au thentication process and reject the
new image.
• Encrypted configuration files—This ensures the privacy of phone configuration
files. For more information, see the “Configuring the E ncryption Ke y” section on
page 4-7.
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Understanding the Requirements for Installing and Configuring the Cisco Unified IP Phone 7905G and 7912G
NoteFor more informa tio n abo ut thes e feat ur es an d ab o ut Cisco Unified CallMan ager
and Cisco Unified IP Ph one securit y , refe r to Cisco Unifi ed CallManager Security
Guide.
Understanding the Requirements for Installing and
Configuring the Cisco Unified IP Phone 7905G and
7912G
T o i nstall and configure the Cisco Unified IP Phone 7905G and 7912G, you must
configure some network settings, se t up Cisco Unified CallManag er, and make
changes locally on t he p hon e.
See Table 1-2 for an overview of required procedures. For detailed information
about these procedu res, re fer to the sources shown.
NoteYou can specify additional configuration settings using profile files stored on the
TFTP server. For more information, see Appe ndi x A, “Refer en ce L is t o f
Parameters . ”
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Understanding the Requirements for Installing and Configuring the Cisco Unified IP Phone 7905G and 7912G
Table 1-2Overview of Configuration Procedures for the Cisco Unified IP Phone
Required TaskPurposeFor More Information
1. Gather the following
information ab out the pho ne for
use in Cisco Unified CallManager
Administration:
–
Information requested in
the Device Information
fields, if applicable, such
as the device pool and
calling search space.
–
The
Cisco Unified CallMana g
er user to associate with
the phone.
–
The number of lines and
associated directory
numbers to assign to the
phone.
You will refer to this information
when using the
Cisco Unified Ca llMa nage r
Administration Phone
Configuration web page to
configure a phone.
The Device Information fields on
this page will auto-populate if
information is relevant and
available. Edit fields if you want to
override system settings on a
per-device basis.
See the “Adding Phones to
the Cisco Unified
CallManag er D a ta ba se ”
section on page 2-12.
See the Chapter 5,
“Configuring Telephony
Features”.
Refer to
Cisco Unified CallManager
System Guide.
Refer to
Cisco Unified CallManager
Administration Guide.
–
Features to be added and
configured for the phone.
2. Configure routers, gateways,
and switches to handle voice
communication.
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1-12
Establishes the infrastructure for
the IP telephony network.
See the “Understanding
How the Cisco Uni fied IP
Phone Interacts with the
Cisco Ca taly st Fam ily of
Switches” section on
page 2-3 and the
documentation inclu ded
with these devices.
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Chapter 1 An Overview of the Cisco Unified IP Phone
Understanding the Requirements for Installing and Configuring the Cisco Unified IP Phone 7905G and 7912G
Table 1-2Overview of Configuration Procedures for the Cisco Unified IP Phone (continued)
Required TaskPurposeFor More Information
3. Decide how you want to add
phones to the
Cisco Unified CallMa nage r
database:
–
With auto-registration
–
With Cisco Unified
CallManager
Administration only
–
With the
Bulk Administrat ion Tool
(BAT) only
–
With B AT and the T ool for
Auto-Registered Phones
Support (TAPS)
4. Obtain the MAC address from
the IP phone.
5. Choose to power through the
Cisco AC adapter or
Cisco Catalyst switch.
6. Install the phone in the network. Ad ds th e pho ne to the net work.See Chapter 3, “Setting Up
How you add the phones to
Cisco Unified Ca llMa nage r
determines how the directory
number is assigned and whether
you need to obtain a MAC address
first, among other things.
Not necessary if you plan to add
phones to the Cisco
Unified Cal lM an ag er da ta bas e
using auto-registration only or in
conjunction with the Tool for
Auto-Registered Phones Su ppo rt
(TAPS).
Determines whether the phone
receives power from an external
power sour ce over a power cord or
from the in-line po wer s our ce o v er
the Ethernet ca ble.
• See the “ Adding Phones
to the Cisco Unified
CallManager Database”
section on page 2-12.
• Refer to Cisco Unified
CallManager
Administration Guide.
• Refer to Cisco
Unified Cal l M anager
Bulk Administration
Guide.
See the “Determining the
MAC Address of a Cisco
Unified IP Phone” section
on page 2-12.
• See the “Providing
Power to the Cisco
Unified IP Phone”
section on page 2-9.
• Refer to the
documentation included
with the Cisco Catalyst
switch.
the
Cisco Unified IP Phon e. ”
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Chapter 1 An Overview of the Cisco Unified IP Phone
Understanding the Requirements for Installing and Configuring the Cisco Unified IP Phone 7905G and 7912G
Table 1-2Overview of Configuration Procedures for the Cisco Unified IP Phone (continued)
Required TaskPurposeFor More Information
7. Configure network settings on
the Cisco U nified I P P hone .
8. Configure the phone features
such as call waiting, call forward,
call park, and call pi ckup.
9. Add users to
Cisco Unified CallMana ger.
10. Provide information to end
users about how to use their phones
and how to configure thei r ph one
options.
Sets IP settings (if not using DHCP
in the network) and assigns a TFTP
server.
• See the “Configuring IP
Settings” section on
page 4-7.
• See the “Network
Configuration Menu
Parameter
Descriptions” section
on page 4-10.
Provides enhanced telephony
functionality.
• See Chapter 5,
“Configuring
Telephony Features.”
• Refer to Cisco Unified
CallManager
Administration Guide.
Associates a user with a phone.Refer to Cisco
Unified Cal l M anager
Administration Guide.
Ensures that users have adequate
information to successfully use
their Cisco Unified IP Ph ones.
See the Appendix B,
“Providing Information t o
Users Via a Website.”
1-14
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CHAP T ER
2
Preparing to Install the
Cisco Unified IP Phone on Your
Network
Cisco Unified IP Phones enable you to communicate using voice over a data
network. T o provide this capability , the Cisco Unified IP Phones depend upon and
interact with several other key Cisco Unified Communications Products,
including Cisco Unified CallManager.
This chapter provides yo u with an im por tan t overview o f the interaction between
the Cisco Unified IP Phone 7 905G and 791 2G and othe r key compo ne nts o f the
Voice over IP ( VoIP) network.
This chapter includes the following topics:
• Understanding Interactions with Other Cisco Unified Communications
Products, page 2-2
• Understanding the Phone Startu p Process, page 2-4
• Understanding Phone C onfigurat ion Files and Profile Fi les, p ag e 2-8
• Providing Power to the Cisco Unified IP Phone, page 2-9
• Determining the MAC Address of a Cisco Unified IP Phone, page 2-12
• Adding Phones to t he Cisc o Unified Ca llMa nag er Da tab ase, page 2-12
• Creating a SIP Profile, page 2-15
• Using Cisco Unified IP Phones with Different Protocols, page 2-17
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding Interactions with Other Cisco Unified Communications Products
Understanding Interactions with Other Cisco Unified
Communications Products
To function in the IP telephony network, the Cis co Uni fied IP Phone must be
connected to a n etwo rkin g de v ice, su ch as a Ci sco Catalyst switch. You must also
register the Cisco Unified IP Phone w ith a Cisc o Unified CallManager sy stem
before sending and rec eiving ca lls.
This section covers the following top ics:
• Understanding How the Cisco Unified IP P hone Inte racts with Ci sco
Unified CallManager, page 2-2
• Understanding How the Cisco Unified IP Phone Intera cts with the
Cisco Catalyst Family o f Swit che s, page 2-3
Understanding How the Cisco Unified IP Phone Interacts with
Cisco Unified CallManager
2-2
Cisco Unified CallM anager is an ope n and industr y-stand ard call pr ocessing
system. Cisco Unified CallM anager software runs on a Windows 2000 or Linux
server and sets up and tears down calls between phones, integrating traditional
PBX functionality w ith t h e co rpo rate IP n etwo rk. Ci sco Unified CallManager
manages the component s of the IP tele phony system—t he phones, a ccess
gateways, and the resources necessary for such features as call conferencing and
route planning.
For information about co nfiguring Cisco Unified CallManage r to work with the
IP devices described in this chapter, refer to Cisco Unified CallManager Administration Guide and Cisco Unified CallManager System Guide.
Related Topic
• Chapter 5, “Configuring Telephony Features,”
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding Interactions with Other Cisco Unified Communications Products
Understanding How the Cisco Unified IP Phone Interacts with the
Cisco Catalyst Family of Switches
The Cisco Unified IP Phone 7912G has an internal Ethernet switch, enabling it to
switch incoming traffic to the phone, to th e access po rt, or to the ne twork port .
The Cisco Unified I P Phone 7905G do not incl ude an internal Etherne t switch or
an access port.
If a computer is connected to the access port, the computer and the phone share
the same physical link to the switch and share the same port on the switch. This
shared physical link has the foll owing implicati ons for the V LAN configurat ion
on the network:
• The curren t V LA Ns may b e co nfigur ed on a n IP su bnet b asi s. However,
additional IP addre sses may not be available to assign the phone to the same
subnet as other devices connected t o the same port .
• Data traffic present on the VLAN supporting phones may reduce the quality
of Voice-over-IP traffic.
You can resolve these issues by isolating the voice traffic onto a separate VLAN
on each of the ports connecte d to a phone. The switch port configure d for
connecting a phone wou ld have separate VLAN s configured for carr ying:
• Voice traffic to and from the IP p hone (auxiliary VLAN)
• Data traffic to and from the PC connected to the switch through the access
port of the IP p hon e (n ative VLAN )
Isolating the phones on a separate, auxiliary VLAN increases the quality of the
voice traffic and allows a large number of phones to be added to an existing
network where the r e ar e not en oug h I P a dd resses.
For more information, refer to the documentation included with the
Cisco C atalyst switch.
Related Topics
• Network and Access Ports, page 3-5
• Understanding the Phone Startu p Process, page 2-4
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding the Phone Startup Process
Understanding the Phone Startup Process
When connecting to th e VoIP network, the Cisco Unified IP Phone goes through
a standard startup proce ss compo sed of the step s describe d in Table 2-1.
Depending on your specific network configura tion, not al l of these st eps may
occur on your Cisco Uni fied IP Phone.
Table 2-1Cisco Unified IP Phone Startup Process
StepConfigurationRelated Topics
1. Obtaining Power
from the Switch
2. Loading the Stored
Phone Image
You can connect the Cisco Unified IP Phone to a
Cisco Catalyst switch with one of the modules that
provides power to the phone (WS-X6348-RJ45V).
See the “Providing Power to the Cisco Unified IP
Phone” section on page 2-9 for details.
If you use t his o pt iona l c onfiguration , the ph one
receives phantom power and powers up when you
connect the Cisco Unified IP Phone to the switch .
The phone then se nd s C isco D iscovery Prot ocol
(CDP) notifications to the switch indicating that it
is ready to receiv e CDP packets and in dicating the
power requirement for the phone. The switch
allocates power and sends it over the network
cable.
The Cisco Unified IP Phone has non-volatile Flash
memory in which it stores firmware images and
user-defined pref er ence s. A t s ta rtup, t h e pho ne
runs a bootstra p load er tha t lo ads a phone imag e
stored in Flash memory. Using this image, the
phone initializes its software and hardware.
• Understanding the
Phone Startup
Process, page 2-4
• Providing Power to
the Cisco Unified
IP Phone, page 2-9
• Resolving Startup
Problems, page 7-2
• Understanding the
Phone Startup
Process, page 2-4
• Resolving Startup
Problems, page 7-2
2-4
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Understanding the Phone Startup Process
Table 2-1Cisco Unified IP Phone Startup Process (continued)
StepConfigurationRelated Topics
3. Configuring VLANIf the Cisco Unified IP Phone is connected to a
Cisco Catalyst switch, the switch ne xt informs the
phone of the voice VLAN defined on the sw itch.
The phone ne eds t o kn ow its VL AN me mb ershi p
before it can procee d with the Dynami c Host
Configuration Protocol ( D HCP) r eque st f or an IP
address.
4. Obtaining an IP
Address
If the Cisco Unified IP Phone is using DHCP to
obtain an IP address, the ph one queries the DHCP
server to obtain one. If you are not using DHCP in
your network, you must ass ign a st at ic IP addr ess
to each phone locally.
• “Understanding the
Phone Startup
Process” section on
page 2-4
• “Network
Configuration
Menu Paramete r
Descriptions”
section on
page 4-10
• “Resolving Startup
Problems” section
on page 7-2
• “Understanding the
Phone Startup
Process” section on
page 2-4
• “Network
Configuration
Menu Paramete r
Descriptions”
section on
page 4-10
• “Configuring IP
Settings” section on
page 4-7
• “Resolving Startup
Problems” section
on page 7-2
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding the Phone Startup Process
Table 2-1Cisco Unified IP Phone Startup Process (continued)
StepConfigurationRelated Topics
5. Accessing a TFTP
Server
In addition to assigning an IP ad dress, the DHCP
server direct s t h e C is co Unified IP Ph o ne t o a
TFTP Server. If the phone has a statically defined
IP address, you must configure the TFTP server
locally on th e pho ne; the ph one th en cont ac ts t he
TFTP server directly.
• “Understanding the
Phone Startup
Process” section on
page 2-4
• “Network
Configuration
Menu Paramete r
Descriptions”
section on
page 4-10
• “Resolving Startup
Problems” section
on page 7-2
2-6
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding the Phone Startup Process
Table 2-1Cisco Unified IP Phone Startup Process (continued)
StepConfigurationRelated Topics
6. Requesting the
Configuration File and
the Profile File
7. Contacting
Cisco Unified CallMan
ager
The TFTP server has configuration files and
profile files. A configuration file includes
parameters fo r co nne cti ng to
Cisco Unified CallManager and information about
which image load a phone should be runni ng. A
profile file contains various parameters and values
for phone and n etwork s ett ings.
The configuration file defines how the
Cisco Unified IP Phone communicates wi th
Cisco Unified CallManager. After obtaining the
file from the TFTP server, the phone attempts to
make a TCP connection to the highest priority
Cisco Unified Cal lManage r on the list .
If the phone was manually added to the database,
Cisco Unified Ca llM ana ger id en tifies t he p hon e.
If the phone was not ma nual ly a dded to th e
database and auto-registration is enabled in
Cisco Unified CallManager, the phone attempts to
auto-register itself in the
Cisco Unified Cal lManage r database .
Cisco Unified Cal lManager in forms devices,
using the following configuration file formats, of
their load ID. Note that mac is the hexadecimal
representation of the MAC address of the phone:
• “Understanding
Phone
Configuration Files
and Profile Files”
section on page 2-8
• “Resolving Startup
Problems” section
on page 7-2
• “Understanding the
Phone Startup
Process” section on
page 2-4
• “Resolving Startup
Problems” section
on page 7-2
• For
Cisco Unified IP Phone 7905G—ld<ma c > or
ld<mac>.x
• For
Cisco Unified IP Phone 7912G—gk <mac> or
gk<mac>.x
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding Phone Configuration Files and Profile Files
Understanding Phone Configuration Files and Profile
Files
Configuration files for a phone are stored on th e TFTP server and de fine
parameters for c onn ect ing to Cisc o Unified CallManager. In general, a ny tim e
you make a change in Ci sco Unified CallMan ag er tha t r eq uire s th e pho ne to be
reset, a change is made to the phone’s configuration file automatically.
Configuration files also contain information about which image load the phone
should be running. If thi s imag e load di ffers from the one cu rrentl y loade d on a
phone, the phone contacts the TFTP server to request the new image file.
The phone first requests the following configurati on file, where mac is the
hexadecimal repres en tation of the M AC address o f th e phone :
• For Cisco Unified IP Phon e 7905G —ld< mac> or ld<mac>.x
• For Cisco Unified IP Phon e 7912G —gk< mac> or gk<mac>.x
If the phone cannot find a file of this naming convention, the phone then looks for
the following file:
2-8
• For Cisco Unified IP Pho ne 79 05G—l ddefau lt.cfg or l ddefault. cfg. x
• For Cisco Unified IP Phone 7912G—gkdefault.cfg or gkdefault.cfg.x
After the phone finds one of the profile files, or if it cann ot find a profile file, it
continues with its startup process.
NoteFor information on using y our ph one in a se c ure C is co U nified CallManager
environment, see th e “Configuri ng t he E nc rypt ion Key” secti on on p ag e 4-7.
Related Topics
• Understanding the Phone Startu p Process, page 2-4
• Resolving Startup Problems, page 7-2
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Providing Power to the Cisco Unified IP Phone
Providing Power to the Cisco Unified IP Phone
You can power a Cisco Unified IP Phon e by the following sources:
• External power—option al Cisco AC adapter and power co rd for con necting
to a standard wall receptacle.
• Inline power—inline power provider to the Cisco Unified IP Phone when
connected to a Cisco Cataly st switch capab le of providing inl ine power.
NoteOnly the network port supports inline power from the Cisco Catalyst
switches.
• WS-X6348-RJ45V 10/100 sw itchin g m odu le—I nline power pr ovider to the
Cisco Unified IP Pho ne when co nnected t o a Catalyst 6000 family
10/100BaseTX switching module.
This module sends p ower on p in s 1 & 2 an d 3 & 6, wh ich are also use d to
transmit Ethernet signals. Before the switch sends power, it tests for the
presence of a C isco Unified IP Phone, avoiding d amag e to o ther Et herne t
devices.
NoteOnly the network port supports inline power from the Cisco Catalyst
switches.
• WS-PWR-PANEL—power patch panel that allows the Cisco Unified IP
Phone to be conne ct ed t o existing Cat alys t 400 0, 50 00, a nd 60 00 family
10/100BaseTX switching modules.
This module sends power on pins 4, 5, 7, & 8, which are not used for Ethernet
signaling. The power patch panel also attempts to verify that the attached
device is a Cisco Unified IP Phone bef ore providing power.
Related Topics
• Understanding Interactions with Other Cisco Unified Communications
Products, page 2-2
• Power Outage, page 2-10
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Providing Power to the Cisco Unified IP Phone
• Power Source Design, page 2-10
• Redundancy Feature, pag e 2-11
• Installing the Cisco Unified IP Phone, page 3-6
Power Outage
Your acc essibilit y to emergency ser vice thro ugh the phone is depende nt on the
phone being powered. If there is an interruption in the power supply, Service and
Emergency Calling Servic e dialing will not function until po wer is restored. In the
case of a power failure or disruption, you may need to reset or reconfigure
equipment before using the Ser vice or Em ergency Calling Serv ice dial ing.
Power Source Design
The phone and switch automatically determine which power source the phone
uses. If the power has to be switched to a different source, the phone user will
experience different results based on which power source is being used by the
phone.
Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
2-10
Use the following in for mat ion t o choo se a power sou rce for t h e phone :
• If you plug a phone into the optional pow er supply before plugging it into the
network, the phone is powered by the power supply.
• If you then unplug the phon e fr om the power sup ply, the phone resets. If the
switch port is configured for 10/ 100 Mbp s, t he swi tch re co gniz es the lo ss of
power and brings t he phon e ba ck u p.
• If the switch port is c onfigured f or 10 Mbps on ly, then you must u nplug th e
network connection an d p lug i t ba ck i nto t he p hone for t he s wit ch t o
recognize the p hone’s loss of power.
• If, however, you plugged the network co nne c tion i nto t he p hon e befor e yo u
plugged in the power cord, the phone receives power through the switch, and
unplugging the power co rd w ill n ot b ri ng down the p hon e. I f the sw itch
reboots, the phone will then be powered by the power cord.
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Related Topics
• Understanding Interactions with Other Cisco Unified Communications
Products, page 2-2
• Providing Power to the Cisco Unified IP Phone, page 2-9
• Installing the Cisco Unified IP Phone, page 3-6
Redundancy Feature
For redundancy, you can use the Cisco AC adapter even if you are using inline
power from the Cisco Catalyst switches. The Cisco Unified IP Phone can share
the power load bein g u sed f rom t he in lin e power an d exte rnal p ower sourc e. If
either the inl ine p ower o r th e extern al power g oe s d own, the p hone ca n switc h
entirely to the other power sour ce.
To use this redundancy featu re, fo llow these step s:
Procedure
Providing Power to the Cisco Unified IP Phone
Step 1Set the inline power mode to auto on the Cisco Catalyst switch.
Step 2Connect the unpowered Cisco U nified IP Phone to the ne twork.
Step 3Connect the external power supply to the phone after t he phone powers up.
Related Topics
• Understanding Interactions with Other Cisco Unified Communications
Products, page 2-2
• Providing Power to the Cisco Unified IP Phone, page 2-9
• Installing the Cisco Unified IP Phone, page 3-6
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Determining the MAC Address of a Cisco Unified IP Phone
Determining the MAC Address of a Cisco Unified IP
Phone
There are several procedures that require you to determine and enter the MAC
address of a Cisco Unified IP Phone. These procedures include adding phones the
the Cisco Unified CallManager database using Cisco Unified CallManager
Administration or using BAT.
Table 2-2 describes the methods that you c an use to de termi ne t he M AC address
of a phone.
Table 2-2Determining the MAC Address of a Phone
Cisco Unified
IP PhoneMethodReference
7905G and
7912G
7905G and
7912G
Choose Menu > Settings > Network Configuration and
look at the MAC Address field
Display the Phone
Configuration Web Page and
look for the MAC address;
enter:
http://PHONE_IPAddress>
See Chapter 4, “Configuring
Settings on the Cisco
Unified IP Phone.”
See Appendix A, “Reference
List of Parame ter s .”
Adding Phones to the Cisco Unified CallManager
Database
Before installing th e C isco Unified IP phone, you m ust c hoose a m etho d f or
adding phones to the C isc o Unified CallManager dat aba se. The fol lowing
sections describe the se m eth ods:
• Adding Phones wit h Au to-Regi stra tio n, pa ge 2 -1 3
• Adding Phones with Cisco Unified CallManager Administration, page 2-14
• Adding Phones with BAT, page 2-15
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Adding Phones to the Cisco Unified CallManager Database
Table 2-3 provides an overview of these methods for adding phones to the
Cisco Unified CallManager database.
Table 2-3Methods for Adding Phones to the Cisco Unified CallManager
Database
Requires MAC
Method
Auto-registrationNoResults in automatic
Auto-registration with TAPSNoRequires auto-registration and
Using the Cisco Unified
CallManag er A dm i nist ra tio n
only
Using BATYesAllows for simultaneous
Address?Notes
YesRequires phones to be added
assignment of direc tory
numbers
the Bulk Administration Tool
(BAT); updates information in
the Cisco Unified IP Phone
and in
Cisco Unified CallManager
Administration
individually
registration of multiple ph ones
Adding Phones with Auto-Registration
You can add phones with auto-registration without first gather ing MAC addresses
from the phones.
When auto-registration is enabled, Cisco Unified CallManager begins the
automatic startup process to obtain a directory number. During auto-registration,
Cisco Unified CallManager automatically assigns the next available sequential
directory number to the pho ne.
When you use this method, Cisco Unified CallManager automatically assigns
directory numbers to new phones as they register with Cisc o Uni fied
CallManager.
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Adding Phones to the Cisco Unified CallManager Database
You can use auto-registr ation to qu ickly ent er phones int o the
Cisco Unified CallManager database. You can then modify any settings, such as
the directory number s, from Cisco Unified CallManager. Additionally, you can
move auto-registered phones to new locations and assign them to different device
pools without affecting thei r directo ry numbers.
Auto-registration is e nabled by default if Cisco Unified CallManager is operating
in non-secured m ode.
For information about enabling and configuring auto-registration, refer to Cisco Unified CallManager Administration Guide.
Related Topics
• Adding Phones with Cisco Unified CallManager Administration, page 2-14
• Adding Phones with BAT, page 2-15
Adding Phones with Cisco Unified CallManager Administration
You can ad d phones i ndividually to th e Cisco U nified Cal lManage r datab ase
using Cisco Unified CallManager Adm i nistra tio n we b page s. To do so, you first
need to obtain the M AC address for e ach ph one . See the “Determining the MAC
Address of a Cisco Unified IP Phone” sec tion o n p age 2-12 for instructions.
After you have collected MAC addresses, choose Device > Phone > Add New in
Cisco Unified CallManager Administration to begin.
2-14
For additional instructions and conceptual information about Cisco Unified
CallManager, refer to Cisco Unified CallManager Administration Guide and to
Cisco Unified CallManager System Guide.
Related Topics
• Determining the MAC Address of a Cisco Unified IP Phone, page 2-12
• Adding Phones wit h Au to-Regi stra tio n, pa ge 2 -1 3
• Adding Phones with BAT, page 2-15
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Adding Phones with BAT
The Cisco Unified B ul k Ad mi nistra ti on Tool (BAT) is a pl ug-i n app l icat ion f or
Cisco Unified CallM anage r t hat ena bles you t o perf or m batc h opera ti ons,
including registratio n, on m ult iple pho ne s.
To add phones using BAT onl y (n ot in conj un ction wit h TAPS), you first need to
obtain the appropria te MAC address for each phone. See t he “Determining the
MAC Address of a Cisco Unified IP Phone” section on page 2-12 for instructions.
For detailed instructions about using BAT, refer to Cisco Unified CallManager
Administration Guide and to Cisco Unified CallMan ager Bul k Ad mini strat ion
Guide.
Related Topics
• Determining the MAC Address of a Cisco Unified IP Phone, page 2-12
• Adding Phones wit h Au to-Regi stra tio n, pa ge 2 -1 3
• Adding Phones with Cisco Unified CallManager Administration, page 2-14
• Adding Phones with Cisco Unified CallManager Administration, page 2-14
Creating a SIP Profile
Creating a SIP Profile
Each SIP IP phone on the network must be associated with a SIP profile. To create
a SIP profile, navigate from Cisco Unified CallManager Administration to Device > Device Settings > SIP P rofile. Most fields on the SIP Profile Configuration
screen contain default values that you ca n use. However, some fields require
configuration.
For complete information about SIP profiles and the SIP Profile Configuration
screen, refer t o the C isco U nified CallManager A dmini stration Gu ide.
To create a unique SIP profile for a phone on your ne twork, follow these steps:
Procedure
Step 1Click Copy to the right of the scree n cont ainin g an exis tin g SIP Pr ofile.
Step 2Make changes in the applicab le fields that ar e specific to your new SIP profile.
Step 3Name the unique SIP pr ofile with a desc riptive name.
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Creating a SIP Profile
Step 4Click Save.
NoteYou must assign a SIP profile to each phone after you have configured and named
Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
your SIP profiles.
2-16
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Using Cisco Unified IP Phones with Different Protocols
To select the applicable device profile, follow these steps:
Procedure
Step 1From Cisco U nified Cal lMana ge r Ad mini strat ion, n avigate to D evice > Phone.
Step 2Click on the n am e of th e phon e you a re con figuring to br ing up the Pho ne
Configuration screen.
Step 3In the Protocol Sp eci fic Inform ati on po rtion of the scre en, use th e arrow keys in
the SIP Profile field to select the profile name you want.
Step 4Click Save.
Using Cisco Unified IP Phones with Different
Protocols
The Cisco Unified IP Pho ne c an o pera te with SCCP (Skin ny Client Cont rol
Protocol) or SIP (Session Initiation Protocol). You can convert a phone that is
using one protocol for use with th e other pr otocol.
This sect io n in c lu de s th es e to p ics:
• Converting a New Phone from SCCP to SIP, page 2-18
• Converting an In-Use Phone from SCCP to SIP, page 2-18
• Converting an In-Use Phone from SIP to SCCP, page 2-19
• Deploying a Phone in a n SC CP and SIP Environment, pa ge 2- 19
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Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Using Cisco Unified IP Phones with Different Protocols
Converting a New Phone from SCCP to SIP
A new, unused phone is set for SCCP by default. To convert this phone to SIP,
perform these steps:
Procedure
Step 1Take one of these actions:
• To auto-register the phone, set the Auto Registration Phone Protocol
parameter in Cisco Unified CallManager Administration to SIP.
• T o provision the phone using the Bulk Administration Tool (B A T), choose the
appropriate phone and choose SIP fro m the BAT.
• To provision the pho ne m anu ally, make the appr opr iate c hange s for SIP on
the Phone Configuration page in Cisco Unified CallManager Administration.
Refer to Cisco Unified CallManager Administration Gu ide for detailed
information about Cisc o Unified CallMana ger configurat ion. Refe r to Cisco Unified CallManager Bulk Administration Guide for detailed information about
using the BAT.
Step 2If you are not using DHCP in your network, configure the network parameters for
the phone.
See the “Configuring Startup Networ k Settings” sec tion on page 3-14.
Step 3Power cycle the phone .
Converting an In-Use Phone from SCCP to SIP
You can use the Bulk Administration Tool (BAT) to convert a phone that is in use
in your network fro m SCCP to SIP. To acc es s BAT from Cisco Uni fied
CallManager Administration, choose Bulk Administration > Phones > Migrate Phones > SCCP to SIP . For detaile d information, ref er to the “Migratin g Phones”
chapter
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in theCisco Unifie d CallManager Bul k Admi nis trat ion Guid e.
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Using Cisco Unified IP Phones with Different Protocols
Converting an In-Use Phone from SIP to SCCP
T o conv ert a phone that is in use in your network from SIP to SCCP , perform these
steps. For more informati on, Cisco Uni fied Cal lManager A dmini stration Gui de.
Procedure
Step 1In Cisco Unified CallManager Administration, delete the existing SIP phone from
the Cisco Unified CallManager database.
Step 2In Cisco Unified CallM an ag er Adm i nis tra ti o n, cre at e t he p hon e as an SCCP
phone.
Step 3Power cycle the phone .
Deploying a Phone in an SCCP and SIP Environment
T o deploy Cisco Unified IP Phones in an environment that includes SCCP and SIP
and in which the Cisco Unified CallManager Auto-Registration parameter is
SCCP, perform these general steps:
Procedure
Step 1Set the Cisco Unified CallManager A uto Registra tio n Ph one Pr otoc ol p ar ame ter
to SCCP.
To do so, from Cisco Unified Call Manag er Adm inistra tion, c hoose System >
Enterprise Pa ram et ers .
Step 2Install the phones.
Step 3Change the aut o_registr ati on_pr otoc ol p ar amete r t o SI P.
Step 4Auto-register the SIP phones.
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Using Cisco Unified IP Phones with Different Protocols
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3
Setting Up the Cisco Unified IP Phone
This chapter describes how to install the Cisco Unified IP Phone on an IP
telephony network, and includes these topics:
• Before You Begin, page 3- 1
• Understanding the Cisco Unified IP Phone Components, page 3-5
• Installing the Cisco Unified IP Phone, page 3-6
• Mounting the Phone to the Wall, page 3-10
• Verifyi ng t he Pho ne St artup Pro cess, pa ge 3-11
NoteBefore you install a Cisco Unified IP Phone, you must make some critical
decisions about how to configure the phone in your network. You can then safely
install the phone and verify its functionality. For information on preparing to
install, see Chapter 2, “Prepari ng t o Instal l the C isco Unified IP Phone on Your
Network.”
Before You Begin
Before installing the Cisco Unified IP Phone, review the requirements in these
sections:
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Chapter 3 Setting Up the Cisco Unified IP Phone
Before You Begin
• Safety, page 3-3
Network Requirements
For the Cisco Unified IP Phone to successfully operate as a Cisco Unified IP
Phone endpoint in your ne twork, your network must me et thes e requir ements :
• Working Vo IP Ne twor k
–
Voice over IP (VoIP) configured on your Cisco routers and gateways
–
Cisco Unified CallM anager Rel ease 5.0 or high er instal led in your
network and configured to ha ndle c a ll pro cessi ng
• IP network that supports DHCP or manual assignment of IP address, gateway,
and subnet mask
Cisco Unified CallManager Configuration
The Cisco Unified I P Phone requires C isco Unified CallManager t o ha nd le cal l
processing. Refer to Cisco Unified CallManager Administration Guide or
context-sensitive help in the Cisco Unified CallManager Administration
application to ensu re tha t C isco Unified CallManager is se t up pr operl y to
manage the phone a nd to p rop erl y r oute and pr ocess c alls .
3-2
Table 3-1 explains and provides referenc es for many o f the co nfigur ation
activities for which you use Cisco U nified Cal lManage r Administr ation.
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Table 3-1Configuration Activities
ActivityExplanationReference
Auto-registration.If you plan to use auto-registration,
verify that it is enable d and proper ly
configured in
Cisco Unified Ca llManage r befor e
connecting a ny Cisco Unified IP Phone
to the network.
Configure and assign
telephony features.
You must use
Cisco Unified Ca llMa nage r
Administration to configure and assign
telephony features to the Cisco Unified
IP Phones.
Add and associate
users.
In Cisco Unified CallManager
Administration, yo u ca n ad d us ers t o
the database and associate them with
specific phones. In this way, users gain
access to web pages that allow them to
configure phone options such as call
forwarding and speed dialing.
See the “Adding Phones to the
Cisco Unified CallManager
Database” section on page 2-12.
See the Chapter 5, “Configuring
Telephony Features.”
See the Cisco
Unified Cal l M anager
Administration Guide.
Before You Begin
Safety
Review the following warnings before installing the Cisco Uni fied IP Phone . To
see translations of these w arnin gs, ref er to th e Regulatory Compliance and Safety Information for the Cisco Unified IP Phone 7900 Series document that
accompanied this device.
Warning
Warning
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Read the installation instructions before you connect the system to its power
source.
Only trained and qualified personnel should be allowed to install, replace, or
service this equipment.
3-3
Before You Begin
Chapter 3 Setting Up the Cisco Unified IP Phone
Warning
Ultimate disposal of this product should be handled according to all national
laws and regulations.
Warning
Do not work on the system or connect or disconnect cables during periods of
lightning activity.
Warning
To avoid electric shock, do not connect safety extra low voltage (SELV) circuits
to telephone network voltage (TNV) circuits. LAN ports contain SELV circuits,
and WAN ports contain TNV circuits. Some LAN and WAN ports both use RJ-45
connectors. Use caution when connecting cables.
CautionOnly use the proper Cisco approved external power supply. Reference the
installation manual provided with the phone.
The following warnin gs a pp ly w hen yo u u se an exter na l power supp ly.
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, 15 A U.S.
(240 VAC, 10 A international) is used on the phase conductors (all
current-carrying conductors).
3-4
Warning
Warning
The device is designed to work with TN power systems.
The plug-socket combination must be accessible at all times because it serves
as the main disconnecting device.
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Understanding the Cisco Unified IP Phone Components
Understanding the Cisco Unified IP Phone
Components
The Cisco Unified IP Phone 7905G and 7912G includes these components on the
phone or as acc esso ries fo r the ph one :
• Network and Access Ports, page 3-5
• Handset, page 3-6
• Speaker, page 3-6
Network and Access Ports
The back of the Cisco Unified IP Phone 7912G has two RJ-45 ports. The network
port is labelled “10/100SW” and the access port is labeled “10/100PC.” The back
of the Cisco Unified IP Phone 7905G h as one R J-45 n etwork port.
The two ports on the Cisco Unified IP Phone 791 2G each suppor t 10/100 Mb ps
half- or full-dup lex co nne ctio ns to ext erna l devices. T he sp eed an d con necti on
type are set throu gh au to-n egotiati on. T he sing le port on the C isc o Unified IP
Phone 7905G supports 10 Mbps half-duplex connections to external devices. Y ou
can use either Category 3 or 5 cabling for 10-Mbps connections, but you must use
Category 5 for 100 Mbps connection s.
Use the network port to conne ct the phone to the network. You must use a
straight-through ca ble o n th is po rt. The ph one c an al so obtai n inl ine power from
the Cisco Catalyst switch over this connection. See the “Providing Power to the
Cisco Unified IP Phone” se ction on page 2-9 for details .
Use the access port to con nect a network devi ce, such as a compute r , to the phone.
You must use a straight-thro ugh cabl e on this port.
See Figure 3-1 for the connectio n ports available on the ba ck of the
Cisco Unified IP Phone 7905G. See Figure 3-2 for the connection ports available
on the back of the Cisco Unified IP Phone 7912G.
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Chapter 3 Setting Up the Cisco Unified IP Phone
Installing the Cisco Unified IP Phone
Handset
The handset is designed esp ecially fo r use with a Cis co U nified IP Phone. It
includes a light that indicates incoming calls and voice messages waiting.
Speaker
This Cisco Unified IP Phone 7905G and 7912G include a speaker that you can use
to monitor calls.
Installing the Cisco Unified IP Phone
NoteBefore you install a phone, even if it is new, upgrade the phone to the current
firmware image.
T o install the Cisco Unified IP Phone, perform the steps shown in Table 3-2. Also,
see Figure 3-1 and Figure 3-2 for graphical overviews of the se step s.
Table 3-2Installation Steps
ProcedureNotesReference
Step 1
Step 2
Connect a Category 3 or 5
straight-through Ethernet cable
from the switch to the network
port on the phone.
Connect the handset to the
Handset port.
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Each
Cisco Unified IP Phone
ships with one Ethernet
cable in the box.
——
See the “Network and
Access Ports” section on
page 3-5 for guidelines.
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ProcedureNotesReference
Step 3
Connect a Category 3 or 5
straight-through Ethernet cable
from another n etwor k device,
such as a d esk t op co mpu t er, to
the access port on the
Cisco Unified IP Phon e 7912G.
Step 4
Connect the power supply to the
Cisco DC Adapter port.
Installing the Cisco Unified IP Phone
Optional. You can connect
another network device later
if you do not connect one
now.
Optional.See the “Providing Power to
See the “Network and
Access Ports” section on
page 3-5 for guidelines.
the Cisco Unified IP Phone”
section on page 2-9 for
guidelines.
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Installing the Cisco Unified IP Phone
Figure 3-1Cisco Unified IP Phone 7905G Cable Connections
3
Chapter 3 Setting Up the Cisco Unified IP Phone
2
5
1
4
9976
1Network (Ethern et) port ( 10BASE-T)4Power supply with AC plug. (Optional.
Required only if power is not supplied
through an Ethe rnet c onnec ti on. )
2Handset port for connecting the handset5Power cable with wall socket plug for
connecting to power.
3AC/DC adapter port (DC4 8) fo r power
connector (for p hon es not provi ded w ith
inline power)
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9
Figure 3-2Cisco Unified IP Phone 7912G Cable Connections
4
Installing the Cisco Unified IP Phone
3
6
1
2
5
1032
1Network port (10BASE-T, 100BASE-T)4AC/DC adapter port (DC 48) for power
connector (for p hon es not pr ovided w ith
inline powe r)
2Access port (10BASE-T, 100BASE-T)5Power supply with AC plug (if included)
3Handset port for connecting the handset6Power cable with wall socket plug for
connecting to power (if included)
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Mounting the Phone to the Wall
Mounting the Phone to the Wall
You can mount the Cisco Unified IP Phone on the wall by removing the footstand
and using the mou nting bra cket on the bac k o f th e p hon e, or yo u c a n us e specia l
brackets available in a C i sco Unified IP Phone wall mou nt k it. ( Wall mount kits
must be ordered separately from the ph one.) If you attach the
Cisco Unified IP Pho ne to t he wall using the sta ndard foo tstand and not th e wall
mount kit, you need to supply th e following tools and pa rts:
• Screwdriver
• Screws to secure the Cisc o Un ified I P p hone to the wall
To mount the phone on the wall using its mounting bracket, follow these steps.
Before You Begin
T o ensure that the handset attaches securely to a wall-mounted phone, remove the
handset wall hook from the handset rest, rotate the hook 180 degrees, and reinsert
the hook. Turning the hook exposes a lip on which the handset catches when the
phone is vertical. For an illustrated procedure, refer to Installing the Universal Wall Mount Kit for the Cisco Unified IP Phone.
Chapter 3 Setting Up the Cisco Unified IP Phone
3-10
Procedure
Step 1Remove the footstand from the phone.
Step 2Modify the handset rest so that the handset remains o n the ear- piece rest when the
phone is vertically place d.
a. Remove the handset f rom the ear-piece re st.
b. Locate the tab (handset wal l h ook) at the base of the ear-pi ece r est.
c. Slide this tab out, rotate it 180 degrees (left to right), and reinsert it.
d. Place the handset on the ear-piece rest.
Step 3Insert two screws into a wall stud, matching them to the two screw holes on the
back of the pho ne.
The keyholes fit standard phone jack mounts.
Step 4Hang the pho ne on t he wa ll.
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Verifying the Phone Startup Process
After the Cisco Unified IP Phone has power con nected to it, the phone begi ns its
startup process by cycling through the se steps.
1. The handset ligh t st rip, Hol d button, a nd Men u button f lash on and off
simultaneously.
2. The LCD screen displays the Cisco Systems, Inc., copyright screen.
3. The LCD screen displa ys Configuring I P as the phon e star ts up .
4. The main LCD screen dis plays:
• Current date and time
• Primary directory num be r
• Softkeys
If the phone successfully passes throu gh the se stages, it ha s started u p prop erly.
Otherwise , se e to th e “Reso lving St artup Prob lems” sec tion on page 7-2.
Verifying the Phone Startup Process
Configuring Startup Network Settings
If you are not using DHCP in your ne twork, you must configure these ne twork
settings on the Cisco Unified IP Phone a fter ins tal lin g th e pho ne o n the netwo rk:
• IP address
• IP subnet mask
• Default gateway IP addr ess
• DNS server IP address
• TFTP server IP a ddress
T o do this, you must collect information about these network settings, and follow
the procedures defined in Cha pter 4 , “Configuring Settings on the Cisco
Unified IP Phone.”
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Configuring Startup Network Settings
Chapter 3 Setting Up the Cisco Unified IP Phone
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4
Configuring Settings on the Cisco
Unified IP Phone
The Cisco Unified IP Phone include s various configurable network a nd SIP
settings that you may need to modify before the phone is functional for your users.
The following sections provide details about configuring and verifying these
network settings:
• Accessing Network Configurat ion Set tings t hrou gh the N etwork
• SIP Configuration Menu Parameter Description s, page 4 -19
• Viewing Network Settings t hrough a Phone Co nfiguration Web Page,
page 4-22
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Accessing Network Configuration Settings through the Network Configuration Menu on the Phone
Accessing Network Configuration Settings through
the Network Configuration Menu on the Phone
You can vi ew and set most network co nfiguration paramete rs for the
Cisco Unified IP Pho ne 7 905G an d 7 912 G usin g t he Networ k C onfigurati on
menu on the phon e.
For a description of the paramete rs that appe ar on the N etwork Configura tion
menu, see Table 4-1 on page 4-10.
This section includes the following topics:
• Displaying the Network Configuratio n Menu, pag e 4-3
• Unlocking and Lockin g Options on th e Network Configura tion Menu,
page 4-3
• Editing Settings in the Net work Co nfigurat ion Men u, page 4-5
4-2
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Accessing Network Configuration Settings through the Network Configuration Menu on the Phone
Displaying the Network Configuration Menu
To display the Network Configuration menu on a Cisco Unified IP Phone 7905G
or 7912G, follow thes e st ep s:
Procedure
Step 1Press the Menu button.
Step 2Choose Settings > Network Configuration.
To exit the Network Configuration men u, take one of t hese a ctions:
• Press the Back softkey to return to the Settings menu.
• Press the Menu button to return to the main screen.
Related Topics
• Unlocking and Lockin g Options on th e Network Configura tion Menu,
page 4-3
• Editing Settings in the Net work Co nfigurat ion Men u, page 4-5
Unlocking and Locking Options on the Network Configuration
Menu
Configuration options (or paramet ers) in the Ne twork Co nfigurati on menu a re
locked by default to prevent users from making changes that could affect the
operation of a phone. You must unlock these options before you can change them.
When options a re ina cces sibl e fo r modi f ica tion, a locked padlock icon appears on
the Network Configuration screen. When options are unlocked and accessible for
modification, an unl ocked pad lock icon ap pear s on this menu , as shown below.
This unlocked padlock icon appears in the margins of this chapter to indicate
procedures that req uire y ou to u nloc k sett ings be fo re m odif yi ng t hem.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Accessing Network Configuration Settings through the Network Configuration Menu on the Phone
If a password has been specified for the phone, you must enter the password when
unlocking network configurati on optio ns.
To unlock network se tting s o n t h e Ci sco Unified IP Phone 79 05G an d 7 912 G,
perform the following steps. Network settings are locked again automatically
when you return to the main screen.
Procedure
Step 1Press the Menu button.
Step 2Choose Settings > Network Configuration.
Step 3From the Networ k C onfiguration m enu, pr ess ** #.
Step 4If the phone di spla ys “E nte r Ad mi n Password, ” en t er yo ur passwor d and t hen
press the Accept softkey.
For information about en tering a pa ssword, see th e “Editing Settings in the
Network Configuration Menu” sectio n on page 4- 5.
Step 5Look at the icon in the upper-right portion of the LCD.
When options are locked, the icon appears as a locked padlock.
4-4
When options are unlocked, the icon appears as an unlocked padlock.
Related Topics
• Displaying the Network Configuratio n Menu, pag e 4-3
• Editing Settings in the Net work Co nfigurat ion Men u, page 4-5
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Accessing Network Configuration Settings through the Network Configuration Menu on the Phone
Editing Settings in the Network Configuration Menu
When you edit the value of an p ar ame ter on the Ne twork Co nfigurati on me nu ,
follow these guideline s:
• Use the keys on the te leph one keypad to e nter n umb er s and l ette rs.
• To enter letters using the keypad, use a correspond ing number key. Press the
key one or more times to display a particular letter. For example, press the 2
key once for “a,” twi ce quickly for “b,” an d three times quic kly for “c.” Afte r
you pause, the cursor automatically advances to allow you to enter the next
letter.
• If an parameter can accept either numbers or letters, the Number or Alpha
softkey will appe ar. Press t he Number softkey to enter numbe rs. Press the
Alpha softkey to enter letters.
• To enter a period (for example, in an IP address) , press the * (a steris k) key.
• T o correct a mistake, press the << softkey to delete the ch arac ter to th e lef t of
the cursor.
• Press the Cancel softkey before pressing the Validate softkey or the Save
softkey to discard any change s y ou have made.
Related Topics
• Displaying the Network Configuratio n Menu, pag e 4-3
• Unlocking and Lockin g Options on th e Network Configura tion Menu,
page 4-3
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Verifying Network Settings
Verifying Network Settings
On Cisco Unified IP Phone 7905G and 7912G, you can view detailed information
about the current net work settin gs of the phone . Use thi s informa tion to
troubleshoot or to make modificat ions.
To display current n etwor k set tings fo r the Cisc o U nified I P Pho ne by usin g t he
Phone Configuration web page, fo llow these step s:
Procedure
Step 1Display the Phone Configurat ion we b p age.
For instructions, see the “Viewing Network Settings through a Phone
Configuration Web Page” section on page 4-22.
Step 2In the pane on the left:
a. Select Ne twork Configuration to re view ne twork configuratio n information.
b. Select Network Statistics to view network statistics.
4-6
To display current n etwor k set tings fo r the Cisc o U nified I P Pho ne by usin g t he
buttons on the phone, follow these step s:
Procedure
Step 1Display the Ne twork Co nfigurat ion menu .
For instructions, see the “Displaying the Network Configuration Menu” sect ion
on page 4-3.
Step 2Scroll through the parameters to display the settings described in Table 4 -1 on
page 4-10.
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Configuring IP Settings
Use these guideline s when manu ally co nfiguring th e IP settings:
• You can use 0.0. 0.0 f or the su bnet mask on ly if t he d efaul t ga teway is also
0.0.0.0.
• Ensure the TFTP server has an IP address.
• Ensure the default gateway IP address is on the same subnet as the host IP
address.
NoteProcedures involved in configuring IP set ti ngs or TFT P p ar ame ters can not be
completed when D HCP is e na ble d in y our net work.
Configuring the Encryption Key
Cisco Unified Call M ana ger c a n ope ra te i n s ecur e or non -se cure m ode. Wh en
operating in secur e mode, C isco Unified Call Manager gene rat es e nc rypted
configuration files that can be decrypted only with the same encryption key.
If you are operating your pho ne in a sec ure environment, yo u must manual ly
configure the encryption key that the phone will use to decrypt the configuration
file downloaded from Cisco Unified Call Man ag er. You may configure the
encryption key by using either the LCD screen on the phone or by using the Phone
Configuration Web page.
Configuring IP Settings
The instructions in the following encryption-related sections assume a network
environment in which a DHCP server provides the applicable TFTP IP address,
and the Cisco U nified I P Pho ne h as be en pre -c onfigured o n the
Cisco Unified CallManager to run SIP.
This section contains the following topics:
• Configuring Encryption Key Using LCD screen on the Phone, page 4-8
• Configuring Encryption Key Using Phone Configuration Web Page, page 4-9
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Configuring the Encryption Key
Configuring Encryption Key Using LCD screen on the Phone
Procedure
Step 1Connect your Cisco Unified IP Phone to the network.
Your Cisc o Unified IP Phone shoul d upgrade automatic ally to a SIP image.
Step 2Press the MENU key on your ph one.
Step 3Go to Settings > Network Configuration > Profile EncryptKeyEx
Step 4Press **# to unlock the menu.
You ma y be prompt ed to enter a password to unloc k the menu. Enter ci sc o an d
press Accept.
Step 5Press Edit.
Step 6Use the keypad to enter an encryption key.
Step 7Press Validate when finished.
Step 8Press Save to save all values.
4-8
Step 9Press MENU to exit the configuration menu.
Step 10Reboot the Cisco Unified IP Phone.
The phone contacts the TF TP server and download its configurati on file. When
the idle screen is displayed along with a telephone number, the phone is ready for
use.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Configuring the Encryption Key
Configuring Encryption Key Using Phone Configuration Web
Page
Procedure
Step 1Connect your Cisco Unified IP Phone to the network.
Your Cisco Unified IP phone should upgrade automatically to a SIP image.
Step 2Determine the IP address of the phone:
a. Press the MENU key
b. Go to Settings > Network Configuration > IP Address, and make a note of
the IP address because you will need to enter this address later.
Step 3Start two ins tan ces of a w eb browser.
You will use one browser to access the Phone Configuration Web Page and the
other browser to access the Cisco Unified Ca llManager Administ ration pa ges.
Step 4Do the following to access the Phone Configuration Web Page:
a. Enter t he U RL :
http://PHONE_IP_ADDRESS/dev
b. Enter cisco in the UIPasswordfield if prompted.
c. Click Apply.
The Network Parameters page (which is one of the Phone Configuration Web
pages) displays.
Step 5Do the following to access the Cisco Unified CallManager Administration pages.
a. Enter the following URL:
http://<CALL_MANAGER_IP_ADDRESS>
b. Click on Cisco Unified CallManager Adm ini strat ion link.
If you are pro mpted to accept or cancel a secu rity cert if icate, y ou must accept
the certificate to continue.
c. Enter the User N ame an d Password to acce ss C isco Unified CallManager.
The Cisco Unified CallManager Administration main page displays.
d. Click on Device > Phone.
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Network Configuration Menu Parameter Descriptions
e. Click the Find button to display a list of devices.
f. Click on the device n am e co rr esp ondin g to yo ur Cisc o Un ified I P p hon e.
Cisco Unified Call Ma nage r d isplay s the Phone Configurat ion
Administration page.
g. Scroll down to the Sy mmet ric Key Inform ati on box f or th e p hone .
Step 6Copy the Symmetric Key value (if this value is not alread y presen t, cli ck the
Generate String button) from the Cisco Unified CallMan ager Phone
Configuration Administra ti on pa ge and pa ste it into t he E ncryp tKeyEx field on
the Cisco Unified IP Phone Ne twork Para met ers pa ge.
Step 7Click Apply on the Phone Configuration Web Page to save the values.
The phone will automat ically re boot an d request its encrypte d configurat ion file
from the TFTP ser ver. When the idle scr een is d isp lay ed a long wi th a te lep hone
number, the phone is ready for use.
Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter
Descriptions
Table 4-1 describes all n etwork configuration pa rameters that exist in the Network
Configuration menu of the Cisco Uni fied IP Phon e 790 5G/791 2G.
Table 4-1Network Configuration Menu Parameters
ParameterDescriptionTo Change
DHCP ServerIP address of the Dynamic Host
Configuration Protocol (D HCP)
server from whi ch the ph one
obtains information such as its IP
address, its subnet mask, and the IP
addresses of the ne twork gat eway
and the DNS, NTP, and TFTP
servers.
MAC AddressUnique Media Access Control
(MAC) address of the phone.
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Display only—cannot configure.
Display only—cannot configure.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Host NameUnique host name of the phone.Display only—cannot configure.
Domain Name (not
applicable when used
with
Cisco Unified CallM
anager)
IP AddressInternet Protocol ( IP) a ddress of
Subnet MaskSubnet mask used by the p hon e.
Network domain in which the
phone resides. Y ou can change this
value if the Alternate Domain
parameter is set to Yes.
the phone. You can use this
parameter to assign the IP address
if DHCP does not provide it.
If you assign an I P a ddre ss wi th
this parameter, you must also
assign a subnet mask and net work
gateway (default router ). See th e
Subnet Mask and the Default
Router parameters in this table.
You can use this parameter to
assign a subnet mask if DHCP does
not provide it.
If you assign a Subnet Mask with
this parameter, you must also
assign an IP address and a network
gateway (default router) for the
phone. See the IP Address and the
Default Router parameters in this
table.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the Alternate Domain parameter
to Yes.
3. Scroll to the Domain Name
parameter, press the Edit softkey,
and then enter a new domain name.
4. Press the Validate softkey, an d t h en
press the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the DHCP Enabled parameter to
No.
3. Scroll to the IP Address parameter,
press the Edit softkey, and then enter
a new IP Address.
4. Press the Validate softkey, an d t h en
press the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the DHCP Enabled parameter to
No.
3. Scroll to the Subnet Mask parameter ,
press the Edit softkey, and then enter
a new subnet mask.
4. Press the Validate softkey, an d t h en
press the Save softkey.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
TFTP Server1 (This
parameter i s show n as
TFTP Server 1 when
the phone is
configured to operate
in a standard
Cisco Unified
CallManager
environment; in a
standard SIP
environment the
parameter is TFTP
Server.)
IP address or URL of the TFTP
server from which a phone obta ins
a profile. Required if the DHCP
server does no t pr ovide t he TFT P
server addres s.
If you set the Alternate TFTP
parameter t o Yes, you mu s t enter a
non-zero value for the TFTP
Server1 parameter.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the TFTP Enabled parameter to
Yes.
3. Set the Alternate TFTP parameter to
Yes.
4. Scroll to the TFTP1 Server
parameter, press the Edit softkey,
and then enter a new TFTP server IP
address or URL.
5. Press the Validate softkey, an d t h en
press the Save softkey.
TFTP Server 2This parameter is read-only and the
value displayed, if any, is the
backup TFTP server specified in
DHCP Parameter 150.
Default RouterIP address of the network gateway
used by the phone. You can use this
parameter to assign this address if
DHCP does not provide it.
If you assign a ne twork gateway
address with this parameter, you
must also assign an IP address and
a subnet mask for the phone. See
the IP Address an d the S ubnet
Mask parameters in this table.
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Display only—cannot configure.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the DHCP Enabled parameter to
No.
3. Scroll to the Default Router
parameter, press the Edit softkey,
and then enter a new network
gateway IP address.
4. Press the Validate softkey, an d t h en
press the Save softkey.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
DNS Server 1,
DNS Server 2
NTP Server 1,
NTP Server 2 (not
applicable when used
with
Cisco Unified CallM
anager)
IP addresses of the Primary
Domain Name System (DNS)
server (DNS Server 1) and
secondary DNS server (D NS
Server 2) used by t he p hone .
IP addresses of the Primary
Network Time Protocol (NTP)
server (NTP Server 1) a nd
secondary NTP server (NTP Server
2) used by the pho ne.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the Alternate DNS parameter to
Yes.
3. Scroll to the DNS Server 1 parameter
or the DNS Server 2 parameter, press
the Edit softkey , and then enter a new
DNS server IP address.
4. Press the Validate softkey, an d t h en
press the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the Alternate NTP parameter to
Yes.
3. Scroll to the NTP Server 1 parameter
or the NTP Server 2 parameter, press
the Edit softkey , and then enter a new
NTP server IP address.
4. Press the Validate softkey, an d t h en
press the Save softkey.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Time Zone (not
applicable when used
with Cisco Unified
CallManager)
Operational VLAN IDAuxiliary Virtual Local Area
Offset to apply to the G ree nw ich
Mean Time (GMT) returned by an
NTP server to determine local time
(to use for the sc reen disp lay, for
example).
Local time is generated as follows:
• Local time =
GMT + Time Zone,
if Time Zone <= 1 2.
• Local time =
GMT + Time Zone – 25 ,
if Time Zone > 12.
For example, Time Zone = 17 for
Pacific Standa rd Time.
NoteYou m ust update this
parameter manually when
daylight savings time goes
into effect and ends.
Network (VLAN) c on figured on a
Cisco Catalyst switch in which the
phone is a member.
If the phone has not received an
auxiliary VLAN, this parameter
indicates the Administrative
VLAN.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Time Zone parameter,
press the Edit softkey, and then enter
a new time zone offset value.
3. Press the Validate softkey, an d t h en
press the Save softkey.
The phone obtains its Operational VLAN
ID via Cisco Di scovery Protoc ol ( CD P)
from the switch to which the phone is
attached. To assign a VLAN ID manually,
use the Admin VLAN ID parameter.
4-14
If neither the auxiliary VLAN nor
the Administrative VLAN are
configured, thi s parameter is bl ank.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Admin. VLAN IDAuxiliary VLAN in which the
phone is a member.
Overrides the value specified by
the Operati on VL AN ID
parameter.
VLAN EnabledIndicates whether VLAN is
enabled for the phone.
CDP EnabledIndicates whether Cisco Discov ery
Protocol (CDP) i s ena ble d for the
phone. CDP allows the phone to be
discovered by the CiscoWorks
network management syst em.
For more information ab out
CiscoWorks2000, refer to the
documentation available at this
URL:
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Admin. VLAN ID
parameter, press the Edit softkey,
and then enter a new Admin VLAN
value.
3. Press the Validate softkey, an d t h en
press the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the VLAN Enabled
parameter an d press the No softkey to
disable VLAN, or press the Yes
softkey to enable VLAN.
3. Press the S ave softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the CDP Enabled parameter
and press the No softkey to disabl e
CDP, or press the Yes s oft key to
enable CDP.
3. Press the S ave softkey.
http://www.cisco.com/univercd/cc
/td/doc/product/r trmg mt/cw 2000/ i
ndex.htm
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
DHCP Enabled
(enabled by default)
TFTP EnabledEnable s or disables downloading
Specifies whether to use the DHCP
server to obtain informat ion such
as its IP address, its subnet mask,
and the IP addresses of the network
gateway and the DNS, NTP, and
TFTP servers.
If this parameter is 0, you must
manually specify the IP address of
the phone, and the subnet mask and
the network gateway (default
router) used by the p hone.
of a profile from a TFTP server. If
you set this parameter to Yes and
subsequently make chan ges using
the web interface, you must set this
parameter to No before saving
those changes; otherwise, the
changes will be overwritten by the
profile obtained from a TFTP
server.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the DHCP Enabled
parameter an d press the No softkey to
disable DHCP, or p ress the Yes
softkey to enable DHCP.
3. Press the S ave softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the TFTP Enabled
parameter an d press the No softkey to
disable TFTP, or press the Yes
softkey to enable TFTP.
3. Press the S ave softkey.
4-16
If you set this parameter to Y es and
do not specify a TFTP server, the
phone will use the TFTP IP address
or URL obtained fro m the DHC P
server to contact the TFTP server.
If you set this parameter to Yes, set
the Alternate TFTP parameter to
Yes, and specify a value for the
TFTP Server parameter, the phone
will use the server that you specify.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Alternate TFTPIndicates whether the phone
obtains the IP address or URL of
the TFTP server fr om the DH CP
server (No) or uses the IP address
or URL specified by the TFTP
Server paramete r (Yes).
If you set the Alternate TFTP
server to Yes, you must specify a
value for the TFTP Server
parameter.
Alternate DNSIndicates whether the phone
obtains the IP address of the DNS
server from the DHCP server (No)
or uses the IP addresses specified
by the DNS Server 1 a nd,
optionally, the DNS Server 2
parameters (Yes).
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Alternate TFTP
parameter and press the Yes softkey
if the phone should use an alternati ve
TFTP server. Press the No softkey
otherwise.
3. Press the S ave softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Alternate DNS
parameter and press the Yes softkey
if the phone should use an alternati ve
DNS. Press the No softkey otherwise.
3. Press the S ave softkey.
If you set the Alternate DNS server
to Y es, you must specify a value for
the DNS Server 1 parameter. You
may also specify a value for the
DNS Server 2 parameter.
Alternate NTP (no t
applicable in a
Cisco Unified
CallManager
environment)
Indicates whether the phone
obtains the IP address of the NTP
server from the DHCP server (No)
or uses the IP addresses specified
by the NTP Server 1 an d,
optionally, the NTP Server 2
parameters (Yes).
If you set the Alternate NT P server
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Alternate NTP
parameter and press the Yes softkey
if the phone should use an alternati ve
NTP server. Press the No softkey
otherwise.
3. Press the S ave softkey.
to Y es, you must specify a value for
the NTP Server 1 parameter. You
may also specify a value for the
NTP Server 2 parameter.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu Parameter Descriptions
Table 4-1Network Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Alternate DomainIndicates whether the phone is
using an alternative domain name.
If you set this parameter to Yes,
you must specify a value for the
Domain Name parameter.
Symmetric Key (This
parameter i s show n as
Symmetric Key when
Specifies an encryption key used to
decrypt the pro file t ha t th e phon e
downloads from the TFTP server.
the phone is
configured to operate
in a standard
Cisco Unified
CallManager
environment; in a
standard SIP
environment the
parameter is Profile
Encrypt Key Ex.)
Erase ConfigurationChanges these s ettings t o th eir
default values: Network
Configuration menu set tings
(including password), SI P
Configuration menu set tings, C all
Preferences menu settings , v olume
settings, and contr ast set tings.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Alternate Domain
parameter and press the Yes softkey
if the phone should use an alternati ve
domain name. Press the No soft key
otherwise.
3. Press the S ave softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Symmetric Key
parameter, press the Edit softkey,
and then enter a new encryption key.
3. Press the Validate softkey, an d t h en
press the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scro ll to th e Er ase Co nfigu rat ion
parameter, press the Yes softkey, and
then press th e Save softkey.
4-18
Related Topics
• Verif ying Network Set tings, page 4-6
• Configuring IP Settings, page 4-7
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
SIP Configuration Menu Parameter Descriptions
SIP Configuration Menu Parameter Descriptions
Table 4-2 describes SIP configuration parameters. To access the SIP
Configuration menu, choose SIP Configuration from the Settings menu.
NoteThe Edit, Yes, or No softkeys for changing SIP configuration paramete rs appear
only if options are unlocked as described in the “Unl ocki ng and Lo ckin g Op tio ns
on the Network Configuration Menu” section on page 4-3. For information about
the keys you can use to edit para meters, see the “Editing Settings in the Network
Configuration Menu” secti on on page 4 -5.
Table 4-2SIP Configuration Menu Parameters
ParameterDescriptionTo Change
SIP Proxy 1
SIP Proxy 2
SIP Proxy 3
SIP Proxy 4
SIP Proxy 1 and SIP Proxy 2
accept either the IP add ress or URL
of the SIP proxy serv er used b y the
phone.
SIP Proxy 3 and SIP Proxy 4
accept only the IP address used by
the phone.
User IDUser ID for registration an d
authentication of the phone.
PasswordPassword for authentication of the
phone.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the SIP Proxy par ameter, press
the Edit softkey, and then enter the IP
address or URL of a SIP proxy server.
3. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the User ID parameter, press the
Edit softkey, and then enter a user ID .
3. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Password parameter, press
the Edit softkey, and then enter a
Password.
3. Press the Accept softkey, and then press
the Save softkey.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
SIP Configuration Menu Parameter Descriptions
Table 4-2SIP Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Use Login IDIndicates whether to use the value
specified with the Login ID
parameter instead of the value
specified with the User ID
parameter for authentication of the
phone.
Login IDAlternat e ID used for
authentication of the phone.
Local SIP PortPort where the phone listens for
incoming requests and send s
outgoing requests.
Local RTP PortPort from which t he phone
transmits and receives media
streams.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Use Login ID par ameter , and
then press the Yes softkey to use the v alue
specified with the Login ID paramet er for
authentication.
3. Press the S ave softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Set the Use Login ID parameter to Yes.
3. Scroll to the Login ID parameter, press
the Edit softkey, and then enter a login
ID.
4. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Local SIP Port parameter,
press the Edit softkey, and then enter a
SIP port from 506 0 to 65 535.
3. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Local RTP Port parameter,
press the Edit softkey, and then enter a
SIP port, which must be an even number
from 0 to 65535 .
3. Press the Accept softkey, and then press
the Save softkey.
4-20
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SIP Configuration Menu Parameter Descriptions
Table 4-2SIP Configuration Menu Parameters (continued)
ParameterDescriptionTo Change
Backup Proxy
Timeout (not
displayed in
Cisco Unified
CallManager
environment).
Outbound Proxy
(not displayed in
Cisco Unified
CallManager
environment).
Register ExpiresSIP registration interval, in
Register with
Proxy
Timeout, in seconds, for switching
from backup proxy ser ver to
primary proxy s er ver.
The value can range from 0 to
4294967295.
IP address or URL of the SIP
outbound proxy server used by the
phone.
seconds, between e ach re gist ration
renewal to the SIP proxy server.
The value can range from 1 to
86400.
Indicates wh eth er to en able SIP
registration. This parameter is
ignored if a SIP proxy server is not
specified.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Ba ckup Prox y Timeout
parameter, press the Edit softkey, and
then enter a timeout value.
3. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the O utbound Pro xy parame ter,
press the Edit softkey, and then enter the
IP address or URL of the outbound proxy
server.
3. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Register Expires parameter,
press the Edit softkey, and then enter the
SIP registration interval.
3. Press the Accept softkey, and then press
the Save softkey.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the Regist er with Proxy and
press the Yes softkey to enable SIP
registration, or press the No softkey to
disable SIP registration.
3. Press the S ave softkey.
NAT WAN IP
Address (not
displayed in
Cisco Unified
CallManager
environment).
External Network Address
Translation (NAT) IP address
where other SIP user agent s can
communicate wi th t he phon e.
1. Unlo ck c on figu r a tio n p ar am e te r s .
2. Scroll to the NAT WAN IP Address
parameter, press the Edit softkey, and
then enter t h e NAT IP address.
3. Press the Accept softkey, and then press
the Save softkey.
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Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Viewing Network Settings through a Phone Configuration Web Page
Viewing Network Settings through a Phone
Configuration Web Page
You can vi ew (but not set) network configuration paramete rs for a
Cisco Unified IP Pho ne 7 905G an d 7 912 G fr om t he Ph one C onfigurati on Web
Page.
To access the Phone Configuration Web Page for a phone, follow these steps:
Procedure
Step 1Open a web browser and enter the following URL, where IPaddress is the IP
address of your phone:
Step 2http://IPaddress
On the Cisco Unified I P Pho ne 7905 G and 7912G , you can dete rmine t he IP
address by pressing the Menu button, choosing Settings > Network Configuration, and then scrolling to IP Address.
For example, the Phone Configuration Web Page for a Cisco Unified IP Phone
with the IP addr es s 192. 168. 3.225 is ht tp: //192. 168 .3.2 25
4-22
Step 3Press Enter.
The Phone Configuration Web Page appears.
For a complete list of param eters an d descr iptions of ea ch par ameter, see
Appendix A, “R eferen ce Li st of Parame ters. ”
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CHAP T ER
5
Configuring Telephony Features
After you install Cisco Unified IP Phones in your network, configure their
network settings, and add them to Cisco Uni fied Call Manager, you must use the
Cisco Unified CallManager Administration application to configure telephony
features.
This chapter provide s a n overvi ew of thes e co nfigur ati on an d set -up proc ed ure s.
Cisco Unified CallManager documentation provides detailed instructions for
these procedures.
For suggestions about how to provide users wit h information about features, and
what information to provide, see Appendix B, “P roviding Informat ion to Users
Via a Website.”
After you add Cisco Uni fied IP Phones to Cisco Unified CallMana ger, you can
add functionality to the phones. Table 5-1 includ es a li st of su ppo rted t el ephony
features, many of which you can co nfigure using Cisco Un ified CallM anag er
Administration. The Reference column lists Cisco Unified CallManager
documentation t hat cont ai ns con figura tion pro cedu re s a nd rel ated i nform at ion.
NoteFor information about additional features available on you phone and information
about using all fe atu res o n y our ph one , refe r t o the C isc o Un ified IP Phon e
7905G/7912G Phon e G ui de f or C is c o U n ifie d CallMan ager 5 .0 ( SI P) . For more
information about service parameters and the functions that th ey control, refer to
Cisco Unified CallManager Administration Guide.
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SIP), Cisco Unified IP Phones
OL-8131-01
5-1
Chapter 5 Configuring Telephony Features
Table 5-1Configuring Telephony Features for Cisco Unified IP Phone 7905G/7912G Using Cisco
Unified CallManager Administration
FeatureDescription Reference
Block
Anonymous
Calls
Call ForwardForwards all calls to the designated directory
Block Outgoing
Caller ID
Call
Hold/R esume
Call WaitingIndicates (and allows users to answer) an
Rejects incoming calls that contain the
Anonymous called ID.
Places an active call on hold.Requires no configuration, unl ess
you want to use music on h old.
For more informati on, r ef er t o:
incoming call that rings while on another call.
Displays incoming call information on the
phone screen .
• Cisco Unified CallManager
Administration Guide, “Cis co
Unified IP Phone
Configuration” chapter.
• Cisco Unified CallManager
System Guide, “Cisco Unified
IP Phones” chapter.
5-2
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SIP), Cisco Unified IP Phones
OL-8131-01
Chapter 5 Configuring Telephony Features
Table 5-1Configuring Telephony Features for Cisco Unified IP Phone 7905G/7912G Using Cisco
Unified CallManager Administration (continued)
FeatureDescription Reference
Caller IDDisplays the telephone number and the name
of the caller.
ConferenceAllows a user to talk simultaneously with
multiple parties by calling each participant
individually.
Direct transferConnects two established calls (calls that are
on hold or in connect ed state) into one call and
drops the feature initiator from the call. Does
not initiate a consultation call and does not pu t
the active call on hold.
For more informati on, r ef er t o:
• Cisco Unified CallManager
Administration Guide,
“Configuring Cisco Unified IP
Phones” chapter.
• Cisco Unified CallManager
System Guide,
“Understanding Ro ute Plan s”
chapter.
• Cisco Unified CallManager
Features and Services Guide,
“Call Display Restrictions”
chapter.
For more informati on, r ef er t o
Cisco Unified CallManager System
Guide, “Cisco Unified IP Phones”
chapter.
Refer to Cisco Unified
CallManager System Guide.
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SIP), Cisco Unified IP Phones
OL-8131-01
5-3
Chapter 5 Configuring Telephony Features
Table 5-1Configuring Telephony Features for Cisco Unified IP Phone 7905G/7912G Using Cisco
Unified CallManager Administration (continued)
FeatureDescription Reference
Do Not DisturbA llows a user to block incoming calls on the
phone with a busy tone . Valid values include:
• User controlled (default): a user can turn
DND on and off on the phone.
• Administrator cont rolled: a user can not
turn DND on or off on the phone.
Shared LineShared line allows a user to have multiple
phones that share the same phone numbe r or
allows a user to share a phone number with a
coworker.
For more information refe r to the
Cisco Unified CallManager
Administration Guide, “SIP Profile
Configuration” chapter.
For more informati on, r ef er t o
Cisco Unified CallManager System
Guide, “Cisco Unified IP Phones”
chapter.
NoteFor the Cisco Unified IP
Phone 7905G/7912G, this
feature has limit ed
support—A phone on a
shared line will ring even if
the other phones on the li n e
are in use, but the phone
cannot perform any of the
other functions associated
with the shared-line feature.
5-4
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SIP), Cisco Unified IP Phones
OL-8131-01
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