Specifications

Setting Video Parameters
Troubleshooting Video for Cisco Unified SRST
178
Cisco Unified Survivable Remote Site Telephony Version 4.0 System Administrator Guide
max-dn 110
dialplan-pattern 1 4084442... extension-length 4
transfer-pattern .T
keepalive 45
voicemail 6001
call-forward pattern .T
call-forward busy 6001
call-forward noan 6001 timeout 3
moh music-on-hold.au
time-format 24
date-format dd-mm-yy
!
Troubleshooting Video for Cisco Unified SRST
Use the following commands to troubleshoot Video for Cisco Unified SRST.
• For SCCP endpoint troubleshooting, use the following debug commands:
– debug cch323 video—Enables video debugging trace on the H.323 SPI.
– debug ephone detail—Debugs all Cisco Unified IP phones that are registered to the router, and
displays error and state levels.
– debug h225 asn1—Displays Abstract Syntax Notation One (ASN.1) contents of H.225
messages that have been sent or received.
– debug h245 asn1—Displays ASN.1 contents of H.245 messages that have been sent or
received.
– debug voip ccapi inout—Displays the execution path through the call-control-application
programming interface (CCAPI).
• For ephone troubleshooting, use the following debug commands:
– debug ephone message—Enables message tracing between Cisco ephones.
– debug ephone register—Sets registration debugging for ephones.
– debug ephone video—Sets ephone video traces, which provide information about different
video states for the call, including video capabilities selection, start, and stop.
• For basic video-to-video call checking, use the following show commands:
– show call active video—Displays call information for SCCP video calls in progress.
– show ephone offhook—Displays information and packet counts for ephones that are currently
off hook.
– show ephone registered—Displays the status of registered ephones.
– show voip rtp connections—Displays information about RTP named-event packets, such as
caller ID number, IP address, and port, for both the local and remote endpoints.