Cisco IP Telephony Troubleshooting Guide for Cisco CallManager Release 3.0(1)
Contents
Purpose ............................................................................................................................................ 4
Version ............................................................................................................................................ 4
Topology ......................................................................................................................................... 4
Documentation Checklist ............................................................................................................ 5
Glossary of Terms ........................................................................................................................... 6
Microsoft Performance.............................................................................................................. 11
Customizing Performance ..................................................................................................... 11
Microsoft Event Viewer ............................................................................................................ 12
Opening Event Viewer .......................................................................................................... 12
SDI Trace .................................................................................................................................. 13
SDI Trace Output .................................................................................................................. 13
Configuring Traces................................................................................................................ 14
SDL Trace ................................................................................................................................. 15
Enabling SDL Trace.............................................................................................................. 15
Disk Space Warning.............................................................................................................. 17
Sniffer Trace.............................................................................................................................. 18
Sniffer Trace Applications .................................................................................................... 18
CDRs ..................................................................................................................................... 20
Problem Categories ....................................................................................................................... 21
Voice Quality ............................................................................................................................ 21
Lost or Distorted Audio......................................................................................................... 21
i Button Help ......................................................................................................................... 24
Crackling ............................................................................................................................... 25
Check Your Loads................................................................................................................. 25
Echo....................................................................................................................................... 25
Check Your Loads............................................................................................................. 26
MTP and One-Way Audio .................................................................................................... 27
Phone Resets ............................................................................................................................. 27
Dropped Calls............................................................................................................................ 28
Check Your Loads................................................................................................................. 31
Locations ............................................................................................................................... 32
© 2000 Cisco Systems, Inc.
Cisco IP Telephony Troubleshooting Guide
for Cisco CallManager Release 3.0(1)
1