Displaying 1 result from an estimated 1 matches for "sip_sm_ccb_match_branch_cseq".
2009 Oct 03
1
Calls being dropped - Cisco 7940 with SIP 8.12 image
.../8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSupp:off - - - -
a=ptime:20
a=sendrecv
The following was observed on the 7940's telnet console:
SIP Phone> Warning: Unrecognized attribute (silenceSupp) Warning:
Unrecognized attribute (silenceSupp) sip_sm_ccb_match_branch_cseq:
Method index not found
SIPTaskProcessSIPMessage: Error: sip_sm_determine_ccb(): bad response.
Dropping message.
As far as I can tell, the 'a=silenceSupp:off - - - -' header is not
accepted by the 7940, which seems like a bug in the SIP image to me.
However, I can't find a wa...