I have working asterisk seutp. Recently observed that i am unable to use conference facitliy though the “conf” button available on my Cisco 7940. I am getting following error. I am not sure what configuration i am missing here. Please help me.
[May 3 10:11:09] NOTICE: chan_sip.c:5098 process_sdp: No compatible codecs, not accepting this offer!
[May 3 10:11:12] NOTICE: chan_sip.c:5098 process_sdp: No compatible codecs, not accepting this offer!
I have 60 - g729 licenses which i purchased.
asterisk-pbx*CLI> show g729
1/1 encoders/decoders of 60 licensed channels are currently in use
my sip.conf is:
After enabling ‘sip debug’ i found below.
— (18 headers 11 lines) —
Sending to 10.250.3.174 : 5060 (no NAT)
Using INVITE request as basis request - firstname.lastname@example.org
Found user '7900’
Found RTP audio format 0
Found RTP audio format 8
Found RTP audio format 101
Peer audio RTP is at port 10.250.3.174:19892
Found description format PCMU for ID 0
Found description format PCMA for ID 8
Found description format telephone-event for ID 101
Capabilities: us - 0x102 (gsm|g729), peer - audio=0xc (ulaw|alaw)/video=0x0 (nothing), combined - 0x0 (nothing)
Non-codec capabilities (dtmf): us - 0x1 (telephone-event), peer - 0x1 (telephone-event), combined - 0x1 (telephone-event)
[May 3 14:21:54] NOTICE: chan_sip.c:5098 process_sdp: No compatible codecs, not accepting this offer!
i am wondering why “peer - audio=0xc (ulaw|alaw)” has to be ulaw|alaw ?
i purchased g729 license to save my bandwidth. Please suggest.