Version 5.2/5.4 7 January 2009
Troubleshooting Guide 1. Introduction
1 Introduction
This guide is intended to assist you in troubleshooting various problems that may arise in
your network environment in which AudioCodes' VoIP gateway (hereafter referred to as
device) is deployed.
This guide includes troubleshooting concerning the following AudioCodes SIP CPE devices:
MediaPack Series MP-11x and MP-124
Mediant 600
Mediant 1000
Mediant 2000
This guide is organized into topics based on troubleshooting areas, for example,
troubleshooting voice quality or troubleshooting caller ID, and includes topics describing
various debugging and management tools that can aid you in the troubleshooting process:
''IP Connectivity'' on page 9
''TDM
(PSTN) Connectivity'' on page 13
''Call Setup
'' on page 19
''Call
er ID'' on page 39
''Voice
Quality'' on page 43
''Call
Disconnect'' on page 47
''Fax and Mo
dem'' on page 51
''Call T
ransfer'' on page 55
''IP Voice Mai
l and Unified Messaging'' on page 57
''Com
mon Web, SNMP and ini File Issues'' on page 61
''Traffic
Debug Analysis'' on page 65
''De
bugging Procedures'' on page 67
''Mana
gement Utilities'' on page 77
The troubl
eshooting topics are presented either in table format or FAQ format. The table
format (shown below), includes possible causes of the problem and corresponding
solutions to the problem. These causes and solutions are organized in chronological order,
starting from the top of the table.
Table 1-1: Example of a Table Format for Troubleshooting
Possible Cause Solution
a. Cause 1 Solution 1
b. Cause 2 Solution 2
For the procedure on how to report troubleshooting issues, refer to ''Case Reporting
Procedures'' on page 67.
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