Troubleshooting guide

CHAPTER
6-1
Cisco PGW 2200 Softswitch Release 9.8 Operations, Maintenance, and Troubleshooting Guide
OL-0800-14
6
Troubleshooting the Cisco PGW 2200 Softswitch
Platform
Revised: March 7, 2011, OL-0800-14
This chapter describes troubleshooting methods for the Cisco PGW 2200 Softswitch platform. The
following sections include instructions to help you isolate system problems:
• Troubleshooting Overview, page 6-1
• Troubleshooting Using Cisco PGW 2200 Softswitch Alarms, page 6-3
• Troubleshooting with System Logs, page 6-89
• Resolving SS7 Network Related Problems, page 6-94
• Resolving Bearer Channel Connection Problems, page 6-123
• Resolving SIP Communication Problems, page 6-155
• Tracing, page 6-155
• Platform Troubleshooting, page 6-169
Troubleshooting Overview
This chapter presents the alarms and logs that the Cisco PGW 2200 Softswitch generates. Information
provided by the alarms and log files help to isolate problems with the system. For complete lists of
alarms and logs, see Cisco PGW 2200 Softswitch Release 9 Messages Reference.
Several of the corrective actions in this chapter point to other chapters in this manual. This chapter also
refers to troubleshooting tools including the Cisco PGW 2200 Softswitch software, the Cisco WAN
Manager, the Cisco Media Gateway Controller Node Manager (CMNM), and CiscoWorks.
The chapter describes ways to troubleshoot typical problems. The examples provide a logical sequence
for troubleshooting that you can use as a model.
Note To troubleshoot problems with the Cisco PGW 2200 Softswitch platform, users must have some
experience administering the system, and must understand UNIX at the system administrator level.