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Table of Contents

About This Guide

About This Guide

Objectives

This document describes how to troubleshoot and maintain an MGX 8260 media gateway.

Audience

This guide is intended for deployment teams, service providers and system administrators charged with maintaining an MGX 8260 media gateway. It is intended as a reference for all persons involved in the maintenance process.

Organization

This Cisco MGX 8260 Maintenance Guide outlines the steps required to troubleshoot and maintain a an MGX 8260media gateway. The information is contained in the following chapters and appendices:

Chapter 1

Overview

Provides a broad description of the MGX 8260 media gateway including its architecture, components, features and functions.

Chapter 2

Media Gateway Components

Describes the hardware and software components of the MGX 8260 media gateway

Chapter 3

Troubleshooting

Identifies the configurable components which affect call processing flow through the MGX 8260 media gateway, outlines the hierarchy of possible problems within the system and a methodology for identifying causes.

Chapter 4

Redundancy

Describes the multi-tiered redundancy scheme employed within the MGX 8260 media gateway

Chapter 5

Field Replaceable Units

Describes the procedures for removing and replacing MGX 8260 field replaceable units (FRUs

Appendix A

CLI Commands

Provides a convenient reference to MGX 8260 command line interface (CLI) commands

Appendix B

VxWorks and Engineering Debug Commands

Provides a convenient reference to operating system and debug commands supported on the MGX 8260 media gateway

Appendix C

WebViewer to CLI Command Cross Reference

Cross-references the menu options of the Cisco MGX 8260 WebViewer graphical user interface (GUI) with the CLI commands listed in Appendix A

Appendix D

Site Log

Provides reproducible pages for an MGX 8260 site log.

Related Documentation

Related MGX 8260 documents supplied as hardcopy and on CD-ROM include:

Obtaining Documentation

The following sections provide sources for obtaining documentation from Cisco Systems.

World Wide Web

You can access the most current Cisco documentation on the World Wide Web at the following sites:

Documentation CD-ROM

Cisco documentation and additional literature are available in a CD-ROM package, which ships with your product. The Documentation CD-ROM is updated monthly and may be more current than printed documentation. The CD-ROM package is available as a single unit or as an annual subscription.

Ordering Documentation

Cisco documentation is available in the following ways:

http://www.cisco.com/cgi-bin/order/order_root.pl

http://www.cisco.com/go/subscription

Documentation Feedback

If you are reading Cisco product documentation on the World Wide Web, you can submit technical comments electronically. Click Feedback in the toolbar and select Documentation. After you complete the form, click Submit to send it to Cisco.

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Obtaining Technical Assistance

Cisco provides Cisco.com as a starting point for all technical assistance. Customers and partners can obtain documentation, troubleshooting tips, and sample configurations from online tools. For Cisco.com registered users, additional troubleshooting tools are available from the TAC website.

Cisco.com

Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information and resources at anytime, from anywhere in the world. This highly integrated Internet application is a powerful, easy-to-use tool for doing business with Cisco.

Cisco.com provides a broad range of features and services to help customers and partners streamline business processes and improve productivity. Through Cisco.com, you can find information about Cisco and our networking solutions, services, and programs. In addition, you can resolve technical issues with online technical support, download and test software packages, and order Cisco learning materials and merchandise. Valuable online skill assessment, training, and certification programs are also available.

Customers and partners can self-register on Cisco.com to obtain additional personalized information and services. Registered users can order products, check on the status of an order, access technical support, and view benefits specific to their relationships with Cisco.

To access Cisco.com, go to the following website:

http://www.cisco.com

Technical Assistance Center

The Cisco TAC website is available to all customers who need technical assistance with a Cisco product or technology that is under warranty or covered by a maintenance contract.

Contacting TAC by Using the Cisco TAC Website

If you have a priority level 3 (P3) or priority level 4 (P4) problem, contact TAC by going to the TAC website:

http://www.cisco.com/tac

P3 and P4 level problems are defined as follows:

In each of the above cases, use the Cisco TAC website to quickly find answers to your questions.

To register for Cisco.com, go to the following website:

http://www.cisco.com/register/

If you cannot resolve your technical issue by using the TAC online resources, Cisco.com registered users can open a case online by using the TAC Case Open tool at the following website:

http://www.cisco.com/tac/caseopen

Contacting TAC by Telephone

If you have a priority level 1 (P1) or priority level 2 (P2) problem, contact TAC by telephone and immediately open a case. To obtain a directory of toll-free numbers for your country, go to the following website:

http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml

P1 and P2 level problems are defined as follows:


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Posted: Sat Sep 28 22:27:30 PDT 2002
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