Version 5.2/5.4 75 January 2009
Troubleshooting Guide 13. Debugging Procedures
4. To capture DSP traces (internal DSP packets, RTP, RTCP, PCM, and T.38), at the
prompt, type ANCT ALL-WITH-PCM 1. The next call on the device will be recorded.
5. To capture IP traces (such as SCTP and HTTP messages), perform the following:
a. At the prompt, type AIPTT n2h 132 a a (132 for SCTP).
b. At the prompt, type: AIPTT h2n 132 a a (132 for SCTP).
6. To capture Syslog messages, at the prompt, type AIPTT H2N udp a 514. Note that
514 is the destination port for Syslog messages.
7. To capture SIP messages, at the prompt, type AddIPControlTrace n2h sip.
8. To start recording, at the prompt, type START; start Wireshark, and filter according to
the UDP port (default is 925) to where debug packets will be sent.
9. To stop the DR recording, type STOP.