Cisco VISM Installation and Configuration
Guide
Release 3.0
June 2004
Corporate Headquarters
Cisco Systems, Inc.
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Text Part Number: OL-2521-01 D0
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C O N T E N T S
Preface xiii
Objectives xiii
Audience xiii
Conventions xvii
Cisco.com xviii
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Contents
Prerequisites 1-20
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Contents
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Contents
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Contents
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F I G U R E S
VISM T1 and E1 Front Cards 1-2
VISM-PR T1 and E1 Front Cards 1-3
VISM T1 and E1 Back Cards 1-4
Cisco MGX 8850 and VISM as a Voice Gateway 1-4
VISM Card Block Diagram 1-6
VISM Block Diagram for VoIP Switching and Switched AAL2 PVC Operating Modes 1-10
VISM Block Diagram for the AAL2 Trunking Operating Mode 1-11
Available Chassis Slots for VISM Cards in the MGX 8850 and MGX 8250—Front View 1-14
Available Chassis Slots for VISM Cards in the Cisco MGX 8230—Front View 1-15
RJ-48 PIN Connector 1-17
VISM Used in a Tandem Switch Offloading Application 2-1
VISM Used as a Voice Gateway Application 2-2
AAL2 Trunking—One End 2-3
AAL2 Trunking—Two Ends 2-4
VISM Detailed Functional Blocks 3-2
VISM Signaling Paths 3-6
CAS Processing—Message Structure 3-7
CAS Signaling in Initiating and Terminating a Call 3-8
PRI/Backhaul Path 3-10
RUDP Session Hierarchy 3-10
VoIP Protocol Stack 3-12
VoIP Cell Packetization and Transmission 3-12
AAL2 Cell Packetization and Transmission 3-14
Call Agent Communications Links 3-15
Connection Model 3-16
VISM Card Config Screen—Card Elements Display 3-20
VISM Card Config Screen—VISM Features Display 3-21
PXM Back Card 4-3
VISM to Call Agent Communication 4-44
VISM Front Card LEDs 6-2
VISM Configured for Local Clocking A-1
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Figures
VISM Configured for Loop Clocking A-3
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T A B L E S
Cisco MGX 8850 (PXM45) Multiservice Switch Release 3 Documentation xiv
MGX 8850 (PXM1) Multiservice Switch Release 1.2.10 Documentation xv
MGX 8250 Edge Concentrator Release 1.2.10 Documentation xvi
MGX 8230 Edge Concentrator Documentation xvi
Cisco VISM Related Documentation xvii
Supported Codecs and Packetization Periods 3-4
VISM Command Attributes—Log File, Card State, and Privilege Level 4-2
Mandatory Initial VISM Configuration Command Sequence for All Operating Modes 4-7
VISM/VISM-PR DS0 Density with Codec Support 4-17
dspaal2profile Field Descriptions 4-39
AAL2 Operating Mode Profiles 4-40
VISM 3.0 Built-in (Preconfigured) Tone Plans 4-57
VISM/VISM-PR and MGX 8000 Series Switch Support 4-60
Announcement File System Feature CLI Commands 4-64
MGCP 1.0 Feature CLI Commands 4-66
RSVP-Based Admission Control Feature CLI Commands 4-67
VISM/VISM-PR DS0 Density with Codec Support 4-70
Tone Plan Definition File Syntax 5-46
Codec Type Default Values 5-153
VISM Release 2.2(0) Built-in Tone Plans 5-442
VISM T1 and E1 Card Alarms 6-5
Revertive/Nonrevertive Clocking and PXM Back Card Support A-5
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Tables
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Preface
This preface describes the objectives, audience, organization, and conventions of the Cisco VISM
Installation and Configuration Guide.
Objectives
Audience
This document describes the features, functions, installation, operation, and command line interface of
Cisco Voice Interworking Service Module (VISM) Release 3.0.
This document is intended for the following personnel:
•
Technicians responsible for installing VISM cards on the Cisco MGX 8230, MGX 8250, and
MGX 8850 shelf.
•
Network administrators responsible for configuring the Cisco MGX 8850 shelf.
Cisco recommends that installers be familiar with electronic circuitry and wiring practices and have
experience as an electronic or electromechanical technician. Installers and network administrators
should also be familiar with Cisco switches and routers, T1 and E1 voice lines, and Cisco wide area
networks. Cisco also recommends that you have a system administrator present who is familiar with your
network and UNIX servers during the initial installation of a Cisco MGX 8000 Series platform.
Document Organization
This document contains the following chapters:
•
Chapter 1, “Overview of the VISM and VISM-PR Cards,” provides a general introduction to VISM
and describes the hardware and software modules, and installation procedures.
•
Chapter 2, “Telephony Applications Using VISM,” describes VISM applications for a variety of
voice networking situations.
•
•
Chapter 3, “VISM Functional Description,” describes VISM’s functional operation.
Chapter 4, “Configuring VISM Features,” describes the initial mandatory configuration procedures
for using VISM cards in each of the operating modes.
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Preface
Related Documentation
•
Chapter 5, “CLI Commands,” describes the syntax and semantics of each VISM command line
interface command.
•
•
Chapter 6, “Troubleshooting Tips,” describes VISM troubleshooting tools and techniques.
Appendix A, “VISM and VISM-PR Card Clocking Options,” describes clocking configuration for
both the VISM card and MGX 8000 Series platform PXM cards.
•
Appendix B, “VISM and VISM-PR—3.0 Specifications,” describes the specifications of VISM
Release 3.0.
Related Documentation
The following sections describe documentation you may need to reference as you use the VISM product.
Cisco MGX 8850 (PXM45) Multiservice Switch Release 3
The documentation for the installation and operation of the MGX 8850 Multiservice Switch for Release
Table 1
Cisco MGX 8850 (PXM45) Multiservice Switch Release 3 Documentation
Title
Description
Cisco MGX 8850 Hardware Installation Guide, Release 3 Describes how to install the MGX 8850 multiservice switch.
(PXM45/B and PXM1E)
This guide explains what the switch does and covers site
preparation, grounding, safety, card installation, and cabling.
The MGX 8850 switch uses either a PXM45 or a PXM1E
controller card and provides support for both broadband and
narrow band service modules.
Cisco MGX 8850, MGX 8950, and MGX 8830 Command Describes how to use the PXM and AXSM commands that are
Reference (PXM45/B and PXM1E), Release 3
available for the MGX 8850, MGX 8950, and MGX 8830
switches.
Cisco Frame Relay Software Configuration Guide and
Command Reference for the MGX 8850 FRSM12 Card,
Release 3
Describes how to use the high-speed Frame Relay (FRSM12)
commands that are available for the MGX 8850 switch.
Cisco MGX 8850 (PXM45) and MGX 8950 Software
Configuration Guide, Release 3
Describes how to configure MGX 8850 and MGX 8950 switches
with PXM45 controller cards to operate as ATM edge or core
switches. This guide also provides some operation and
maintenance procedures.
Cisco MGX and SES PNNI Network Planning Guide for Provides guidelines for planning a PNNI network that uses the
MGX Release 3 and SES Release 3
MGX 8850 and the MGX 8950 switches and the BPX 8600
switches. When connected to a PNNI network, each BPX 8600
series switch requires a SES for PNNI route processing.
Cisco MGX Route Processor Module (RPM-XF)
Installation and Configuration Guide, Release 3
Describes how to install and configure the MGX Route Processor
Module (RPM-XF) in the MGX 8850 Release 3 switch. Also
provides site preparation, troubleshooting, maintenance, cable
and connector specifications, and basic Cisco IOS configuration
information.
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Preface
Related Documentation
Table 1
Cisco MGX 8850 (PXM45) Multiservice Switch Release 3 Documentation (continued)
Title
Description
Cisco MGX Route Processor Module (RPM-PR)
Installation and Configuration Guide, Release 2.1
Describes how to install and configure the MGX Route Processor
Module (RPM-PR) in the MGX 8850 Release 2.1 and later
switches. Also provides site preparation, troubleshooting,
maintenance, cable and connector specifications, and basic
Cisco IOS configuration information.
Release Notes for Ci |