All rights reserved.
The information in this document is subject to change without notice. The statements, configurations, technical data, and
recommendations in this document are believed to be accurate and reliable, but are presented without express or implied
warranty. Users must take full responsibility for their applications of any products specified in this document. The
information in this document is proprietary to Nortel Networks.
Trademarks
Nortel, the Nortel logo, and the Globemark are trademarks of Nortel Networks.
Microsoft, MS, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation.
All other trademarks and registered trademarks are the property of their respective owners.
This section contains information on the following topics:
•“About this guide” on page 15
•“Audience” on page 17
•“Acronyms” on page 17
•“Symbols and conventions used in this guide” on page 19
•“Related publications” on page 20
•“How to get Help” on page 21
About this guide
The BCM50 Administration Guide describes how to manage and maintain BCM50 systems at the
Release 2.0 level using Business Element Manager.
15
Purpose
The concepts, operations, and tasks described in the guide relate to the FCAPS (fault,
configuration, accounting, performance, and security) management features of the BCM50
system. This guide also describes additional administrative tasks, such as log management,
backups, software updates, monitoring, and inventory management. Use the Element Manager to
perform these administrative tasks.
In brief, the information in this guide explains:
•Network structure and concepts
•Management tools
•Fault management & monitoring
•Performance management
•Security administration
•Backup management
•Software updates
•Inventory management
Organization
This guide is organized for easy access to information that explains the administrative concepts,
operations and procedures associated with using the BCM50 management application.
BCM50 Administration Guide
16Chapter 1 Getting started with BCM50
The tasks described in this guide assume that you are using the Element Manager with full
administrative privileges. If you do not have full administrative privileges, you may see only a
subset of the tasks and panels described in this guide.
Table 1 BCM50 Administration Guide organization
ChapterContents
Chapter 2, “Overview of BCM50
Administration
Chapter 3, “BCM50 Management
Environment
Chapter 4, “BCM50 Security Policies
and Accounts and Privileges
Chapter 5, “Using the BCM50 Hardware
Inventory
Chapter 6, “Managing BCM50 with
SNMP
Chapter 7, “Using the BCM Fault
Management System
Chapter 8, “Using the BCM50 Service
Management System
Chapter 9, “Monitoring BCM50 Status
and Metrics
Chapter 10, “BCM50 UtilitiesThis chapter contains information about the utilities that are part of
Chapter 11, “Backing Up and Restoring
BCM50 Data
Chapter 12, “Managing BCM50 LogsThis chapter contains information about viewing and managing
Chapter 13, “Managing BCM50
Software Updates
Chapter 14, “Accounting ManagementThis chapter describes the management of accounting records in
Appendix A, “Management Information
Bases
This chapter introduces management concepts and techniques.
This chapter contains information on the different tools available
to manage your BCM50. It also describes the Element Manager
application in detail.
This chapter describes Security Policies and Accounts and
Privileges, which allow you to establish system-wide security
policies and maintain system access security using Element
Manager.
This chapter describes how to use the Hardware Inventory, which
displays information about the BCM system, such as connected
expansion units, populated Media Bay Modules (MBMs) and
attached telephone devices.
This chapter describes the management of the BCM50 using
SNMP. SNMP is a set of protocols for managing complex
networks. SNMP-compliant devices, called agents, store data
about themselves in Management Information Bases (MIBs) and
provide this data to SNMP requesters.
This chapter contains information about managing alarms
generated by the system and administering alarm settings.
This chapter describes how to use Element Manager to view and
administer the services that run on the system.
This chapter describes how to use Element Manager to view
detailed information about the performance of the system and of
system resources.
the Element Manager. Several utilities are provided to allow
partners and customers to monitor and analyze the system.
This chapter provides information about how to back up and
restore data from the system.
log files generated by the BCM50.
This chapter contains information about managing software
updates.
the BCM50. Account management uses the Call Detail Recording
(CDR) application to record call activity. Each time a telephone
call is made to or from a BCM, detailed information about the call
can be captured in a CDR file.
This appendix contains information about how to install and use
Management Information Bases (MIBs) if you use SNMP to
manage your system.
NN40020-600NN40020-600
Audience
The BCM50 Administration Guide is directed to network administrators responsible for
maintaining BCM networks that include BCM50 devices. This guide is also useful for network
operations center (NOC) personnel supporting a BCM50 managed services solution. To use this
guide, you must:
•be an authorized BCM50 administrator within your organization
•know basic Nortel BCM50 terminology
•be knowledgeable about telephony and IP networking technology
Acronyms
The following is a list of acronyms used in this guide.
Table 1 List of acronyms
AcronymDescription
3DESTriple Data Encryption Standard
AESAnalog Encryption Standard
AISAlarm Indication Signal
BCMBusiness Communications Manager
BRIBasic Rate Interface
CbCCall by Call
CDRCall Detail Recording
CFACarrier Failure Alarms
CLIDCalling Line Identification
CPECustomer Premises Equipment
CSUChannel Service Unit
DESDigital Encryption Standard
DHCPDynamic Host Configuration Protocol
DNDirectory Number
DNISDialed Number Idenification Service
DTMDigital Trunk Module
ESErrored Seconds
HTTPHypertext Transfer Protocol
IPInternet Protocol
ISDNIntegrated Switched Digital Network
LANLocal Area Network
MBMMedia Bay Module
MIBManagement Information Base
MGSMedia Gateway Server
Chapter 1 Getting started with BCM5017
BCM50 Administration Guide
18Chapter 1 Getting started with BCM50
Table 1 List of acronyms
AcronymDescription
MOSMean Opinion Score
MPSMedia Path Server
NATNetwork Address Translation
NCMNetwork Configuration Manager
NOCNetwork Operations Center
NTPNetwork Time Protocol
OOFOut of Frame
PPPPoint-to-Point Protocol
PRIPrimary Rate Interface
PBXPrivate Branch Exchange
PSTNPublic Switched Telephone Network
PVQMProactive Voice Quality Monitoring
QoSQuality of Service
RAIRemote Alarm Indication
RTPReal-time Transport Protocol
SFTPSecure File Transfer Protocol
SNMPSimple Network Management Protocol
SSHSecure Shell
SSL Secure Socket Layer
UASUnavailable Seconds
UPSUniversal Power Supply
USBUniversal Serial Bus
VoIPVoice over Internet Protocol
VLANVirtual Local Area Network
VPNVirtual Private Network
WANWide Area Network
NN40020-600NN40020-600
Chapter 1 Getting started with BCM5019
Symbols and conventions used in this guide
These symbols are used to highlight critical information for the BCM50 system:
Caution: Alerts you to conditions where you can damage the equipment.
Danger: Alerts you to conditions where you can get an electrical shock.
Warning: Alerts you to conditions where you can cause the system to fail or work
improperly.
Note: A Note alerts you to important information.
Tip: Alerts you to additional information that can help you perform a task.
Security note: Indicates a point of system security where a default should be changed,
or where the administrator needs to make a decision about the level of security required
!
for the system.
Warning: Alerts you to ground yourself with an antistatic grounding
strap before performing the maintenance procedure.
Warning: Alerts you to remove the BCM50 main unit and expansion
unit power cords from the ac outlet before performing any maintenance
procedure.
BCM50 Administration Guide
20Chapter 1 Getting started with BCM50
These conventions and symbols are used to represent the Business Series Terminal display and
dialpad.
ConventionExampleUsed for
Word in a special font (shown in
the top line of the display)
Underlined word in capital letters
(shown in the bottom line of a two
line display telephone)
Dialpad buttons
Pswd:
PLAY
£
Command line prompts on display telephones.
Display option. Available on two line display
telephones
option on the display to proceed.
Buttons you press on the dialpad to select a
particular option.
. Press the button directly below the
These text conventions are used in this guide to indicate the information described:
ConventionDescription
bold Courier
text
Indicates command names and options and text that you need to enter.
Example: Use the
Example: Enter
info command.
show ip {alerts|routes}.
italic textIndicates book titles
plain Courier
text
FEATURE
HOLD
Indicates command syntax and system output (for example, prompts
and system messages).
Example:
Set Trap Monitor Filters
Indicates that you press the button with the coordinating icon on
whichever set you are using.
RELEASE
Related publications
Related publications are listed below. To locate specific information, you can refer to the
Master Index of BCM50 Library (NN40020-100).
BCM50 Installation Checklist and Quick Start Guide (NN40020-308)
BCM50 Installation and Maintenance Guide (NN40020-302)
CallPilot Contact Center Telephone Administration Guide (NN40040-600)
BCM50 LAN CTE Configuration Guide (NN40020-602)
BCM50 Call Detail Recording System Administration Guide (NN40020-605)
Digital Mobility System Installation and Configuration Guide (NN40020-306)
How to get Help
This section explains how to get help for Nortel products and services.
Getting Help from the Nortel Web site
The best way to get technical support for Nortel products is from the Nortel Technical Support
Web site:
http://www.nortel.com/support
Chapter 1 Getting started with BCM5021
This site provides quick access to software, documentation, bulletins, and tools to address issues
with Nortel products. More specifically, the site enables you to:
•download software, documentation, and product bulletins
•search the Technical Support Web site and the Nortel Knowledge Base for answers to
technical issues
•sign up for automatic notification of new software and documentation for Nortel equipment
•open and manage technical support cases
Getting Help over the phone from a Nortel Solutions Center
If you don’t find the information you require on the Nortel Technical Support Web site, and have a
Nortel support contract, you can also get help over the phone from a Nortel Solutions Center.
In North America, call 1-800-4NORTEL (1-800-466-7835).
Outside North America, go to the following Web site to obtain the phone number for your region:
http://www.nortel.com/callus
Getting Help from a specialist by using an Express Routing Code
To access some Nortel Technical Solutions Centers, you can use an Express Routing Code (ERC)
to quickly route your call to a specialist in your Nortel product or service. To locate the ERC for
your product or service, go to:
http://www.nortel.com/erc
BCM50 Administration Guide
22Chapter 1 Getting started with BCM50
Getting Help through a Nortel distributor or reseller
If you purchased a service contract for your Nortel product from a distributor or authorized
reseller, contact the technical support staff for that distributor or reseller.
NN40020-600NN40020-600
Chapter 2
Overview of BCM50 Administration
The BCM50 Administration Guide describes the tools available with which to administer, or
manage BCM50 systems. This section is an introduction to the BCM system and its management
model.
The administration overview information is divided into three categories:
•About BCM50
•BCM50 Management Model
•BCM50 Management Interfaces
•BCM50 Administration Guide overview
About BCM50
The BCM50 system provides private network and telephony management capability to small and
medium-sized businesses.
23
The BCM50 system:
•integrates voice and data capabilities, IP Telephony gateway functions, and data-routing
features into a single telephony system
•enables you to create and provide telephony applications for use in a business environment
Business Element Manager is the primary management application for BCM50 systems. Formerly
known as the BCM Element Manager, the Business Element Manager manages BCM systems as
well as other devices in Nortel’s SMB portfolio. The Business Element Manager encompasses not
only telephony programming, but also backup management, software update management, and log
management. For more information about the Business Element Manager, see “BCM50
Management Environment” on page 31.
The BCM50 system includes the following key components:
•hardware
•applications
BCM50 hardware
The BCM50 system includes the following key elements:
•BCM50 main units
•BCM50 expansion unit
•BCM50 media bay modules (MBM):
— Analog direct inward dialing (ADID)
— BRIM
BCM50 Administration Guide
24Chapter 2 Overview of BCM50 Administration
—CTM4/CTM8
—DTM
— G AT M4 / G ATM 8
— 4x16
—ASM8
— ASM8+, GASM
—DSM16+/DSM32+
— DDIM
Main units
The main hardware component in the BCM50 system is the main unit. The six BCM50 models are
divided into two series: standard and BRI. The BRI (or b) series main units include BRI ports that
replace the four analog lines on the standard series. The two series are as follows:
•Standard series
•BCM50 main unit (with Telephony only)
The BCM50 main unit provides call processing and simple data networking functions. It
provides connections for 12 digital phones, 4 PSTN lines, 4 analog station ports, and 4
connections for auxiliary equipment (auxiliary ringer, page relay, page output, and music
source). The BCM50 main unit does not have a router, but it does have 4 LAN ports: one
is the OAM port for technicians, and the other three are for basic LAN connectivity.
•BCM50a main unit (with ADSL router)
The BCM50a main unit provides all of the same core functionality as the BCM50 main
unit, and it also has an integrated ADSL router for advanced data applications.
•BCM50e main unit (with Ethernet router)
The BCM50e main unit provides all of the same core functionality as the BCM50 main
unit, and it also has an integrated Ethernet router for advanced data applications.
•BRI series (b series)—available only in EMEA and APAC regions
•BCM50b main unit
The BCM50b main unit provides similar functionality to the BCM50 main unit. The
difference is that the BCM50b main unit has two integrated BRI ports that replace the four
analog lines on the RJ-21 telephony connector.
•BCM50ba main unit (with ADSL router)
The BCM50ba main unit provides similar functionality to the BCM50a main unit. The
difference is that the BCM50ba main unit has two integrated BRI ports that replace the
four analog lines on the RJ-21 telephony connector.
•BCM50be main unit (with Ethernet router)
The BCM50be main unit provides similar functionality to the BCM50e main unit. The
difference is that the BCM50be main unit has two integrated BRI ports that replace the
four analog lines on the RJ-21 telephony connector.
NN40020-600NN40020-600
Chapter 2 Overview of BCM50 Administration25
All of the BCM50 main units provide call processing and data networking functions. They also
provide connections for telephones, as well as LAN and WAN connections. You can install
MBMs to provide connections for Public Switched Telephone Network (PSTN) lines. For detailed
information about the main units, see the BCM50 Release 2.0 Installation and Maintenance Guide
(NN40020-302).
Expansion units and media bay modules (MBMs)
In addition to the main unit, the BCM50 system can have up to two BCM50 expansion units. An
expansion unit connects to the main unit and provides additional functionality.
The BCM50 expansion unit is designed to accomodate one media bay module (MBM) that enables
you to connect addtional telephony equipment to the BCM50 system. The MBMs connect with
external devices to implement various types of voice trunks and stations. For detailed information
about expansion units and MBMs, see the BCM50 Release 2.0 Installation and Maintenance Guide (NN40020-302).
BCM50 applications
BCM50 supports many high-value applications.
You enable applications by entering the appropriate keycodes. Some applications are:
•Voice Messaging for standard voicemail and autoattendant features
•Unified Messaging providing integrated voicemail management between voicemail and
common email applications
•Fax Suite providing support for attached analog fax devices
•Voice Networking features
•LAN CTE
•Digital Mobility (additional hardware is required)
Management Model
Whether BCM50 is being installed as a standalone element, is part of a network of many BCM50s,
or is part of a network encompassing both BCM50s and other devices, it is necessary to be able to
perform a range of administrative tasks to keep the system (or systems) providing the services
which they were deployed to provide.
The individual or organization responsible for performing the administration of the system needs
to be able to do some or all of the following types of tasks:
•monitor to validate that the system is healthy. For example, power is available, services are
running, CPU and memory are within a normal operating envelope
•monitor for fault conditions
•monitor link status and utilization
•system programming is consistent with the requirements of the services
•backups are being kept of the configuration
BCM50 Administration Guide
26Chapter 2 Overview of BCM50 Administration
•review logs of operational information
•retrieve and view logs containing diagnostic information in the event of a system issue
•manage system inventory
•manage software updates
•make changes to the system configuration to change service definitions or add users including
adding new features through the application of keycodes
The descriptions and procedures in this guide will assist the administrator in performing these
tasks.
The following management model demonstrates how BCM50 manageability is achieved by
breaking the management functions into layers.
At the base of the model is the element itself. In order to be a manageable system, the element
must provide not only the ability to configure services, but must also regulate access to the system
by administrative users, generate alarms in the event of issues, support the easy addition of new
features through the application of keycodes, provide a means for making a backup of the
configured data, and other administrative functions.
The management tools at the next layer provide a user interface to control these functions for a
selected BCM50 device. The primary management application for BCM50 is the Element
Manager, complemented by other management applications as explained in “BCM50
Management Environment and Applications” on page 33. For BCM releases prior to 4.0, the
management application is Unified Manager.
If the BCM50 is one of a number of elements in a network, network management tools at the
network management layer facilitate monitoring and management across the network. Nortel
provided tools such as Enterprise Network Management System (ENMS) for network monitoring,
and third party tools supporting multi-vendor networks, can only deliver their value if the managed
element itself has provided for the right functions at the manageable systems layer.
Also at the network layer, system and configuration management tools can provide support for
tasks such as bulk distribution of selected configuration information, network wide inventory
management and network wide backup management. The Network Configuration Manager
(NCM) server-based management application provides these and other capabilities for managing a
network of up to 2000 BCM50 devices. For more information about NCM, please consult the
NCM User documentation.
NN40020-600NN40020-600
Figure 1 BCM50 network management model
Chapter 2 Overview of BCM50 Administration27
Network Management Layer
•Event & Alarm Mgmt
•Infrastructure access
•Performance & optimization
•Communications
•QoS Monitoring
Element Management Tools
•Troubleshoot events & alarms
•Backup & restore
Manageable Systems & Endpoints
•User applications & capabilities
•Event / alarm generation
•System data / traffic
System & Config
Management Layer
•Multi-site configuration
•Asset inventory mgmt
•Bulk MACs
•Add features with keycodes
•Configuration & administration
•User access
•Threshold settings
•Keycodes
“BCM50 enterprise network model” on page 28 shows an example BCM50 enterprise network,
illustrating the various communications between the BCM50 end devices and management
applications managing end devices. The diagram also shows that the physical enterprise network,
conceptually, is segmented into domains.
The Network Operations Center (NOC) domain represents the tools, equipment and activities used
to analyze and maintain the operation of a network of BCM50 devices. Element Manager and
Network Configuration Manager are the management applications which allow the network
administrators working in the NOC domain to perform the administrative functions. The
management application workstations can be physically distributed across different enterprise sites
if they are networked via an IP network as represented by the cloud in the middle of the figure.
The BCM network domain represents one or more BCM50s located a different sites in the network
connected through an enterprise LAN to one or more management application workstations. The
WAN represents an adjacent network, external to the LAN.
The VoIP and Wireless VoIP domains represent terminating IP devices.
BCM50 Administration Guide
28Chapter 2 Overview of BCM50 Administration
Figure 2 BCM50 enterprise network model
NOC Domain
Network
Configuration
Manager (NCM)
Element Manager
Workstation
SNMP Network
Manager
Workstation
NCM
Server
NCM
Database
BCM Network Domain
Network
Solutions
VoIP
Wireless VoIP
WAN
PSTN
V.90
Modem
SNMP Network
Manager Server
BCM50 interfaces
The BCM50 network can be distributed geographically across different sites. The network
administrator must be able to remotely access each BCM50 in the network. BCM50 offers
alternatives for connecting to the BCM50 devices depending on the network configuration and
telephony resources available with a given system.
LAN
A Local Area Network (LAN) is a communications network that connects workstations and
computers within a confined geographical area. Often the customer LAN has access to a router,
forming a connection to the Internet.
Remote
Dialup
NN40020-600NN40020-600
Chapter 2 Overview of BCM50 Administration29
A network administrator can connect to and manage a BCM50 via an IP over LAN interface. If the
administrator is accessing the BCM50 system from an external network, then a connectivity path
would need to be provided from the corporate LAN network to the customer's WAN network or to
the customer's ISP provider over another device such as a router elsewhere on the customer's
premises.
Dialup
The modem supports callback for management user access to the BCM50. It can be used to
support auto-dialout on SNMP traps, as well as automated sending of Call Detail Records (CDR)
to a remote CDR collection point.
Due to modest dialup speeds, the administrator will find that the Element Manager panels take
longer to load than if the Element Manager is directly connected through the OAM port or over a
high bandwidth connection.
Configuration backups can be less than 1 Mbyte in size, however if voicemail greetings and
messages are included they could grow considerably larger. If the performance being realized over
the modem does not meet expectations, the administrator may choose to run backups to the local
hard drive or a USB memory device.
For more information on modem configuration see the BCM50 Networking Configuration Guide
(NN40020-603).
WAN
A Wide Area Network (WAN) is a communications network that covers a wide geographic area,
such as state or country. A WAN usually consists of two or more local-area networks (LANs).
Computers connected to a wide-area network are often connected through public networks, such as
the telephone system, or can be connected through private leased lines.
Management access over dial or BRI ports
You can remotely manage the BCM50 using ISDN BRI. Dial-over-ISDN is supported for any type
of BRI/PRI Media Bay Module (MBM) in an expansion chassis, and is also supported on the main
unit for the BCM50b-series models. On the BCM50b-series only, RJ-45 ports provide connectivity
for BRI trunks from the PSTN.
Protocols
Several protocols are used in the day to day management of a network of BCM50s. These include:
•SNMP (simple network management protocol): Simple Network Management Protocol is the
Internet standard protocol for network management software. It monitors devices on the
network, and gathers device performance data for management information (data)bases
(“MIB”).
•HTTPS: A secure version of HTTP implemented using the secure sockets layer, SSL,
transmitting your communications in an encrypted form. HTTPS is used between the Element
Manager and the BCM.
BCM50 Administration Guide
30Chapter 2 Overview of BCM50 Administration
•FTP (file transfer protocol): FTP is a protocol used to transfer files over a TCP/IP network
(Internet, Unix). FTP allows you to log into FTP servers, list directories, and copy files from
other workstations.
•SSH and other protocols are also used for certain tasks. These are covered in the section
“Secure Network Protocols and Encryption” in the Security chapter.
NN40020-600NN40020-600
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