Pressing hold on DX video endpoint disconnects the call.
Call Flow : DX -->VCS -->SME (10.200.75.82) --->SONUS SBC(10.200.99.70) -->ZOOM
Here are the SIP messages exchanged -
INVITE sip:83609666@10.200.199.70:5060 SIP/2.0
Via: SIP/2.0/TCP 10.200.75.82:5060;branch=z9hG4bK4e9231c266d4b6
From: "BLR-DX-80 RTC" <sip:83608800@gs.com>;tag=146908252~1d0a051f-bbd7-4bc8-b616-b5531310cd69-35714993
To: <sip:83609666@10.200.199.70>;tag=fe4af907
Date: Fri, 15 Nov 2019 10:40:36 GMT
Call-ID: 4b62fd00-dce1808b-48bc47c-524bc80a@10.200.75.82
Route: <sip:10.200.199.70:5060;lr;transport=tcp;call-info=gK08i17e65f87>
Supported: 100rel,timer,resource-priority,replaces
User-Agent: Cisco-CUCM11.5
Allow: INVITE, OPTIONS, INFO, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY
CSeq: 105 INVITE
Max-Forwards: 70
Expires: 180
Allow-Events: presence
Session-ID: 43c3f5035ec155819cbbfa1beec4a1c1;remote=a2eccac340124dd7128c7ab146908252
Call-Info: <urn:x-cisco-remotecc:callinfo>;x-cisco-video-traffic-class=MIXED
Supported: X-cisco-srtp-fallback
Supported: Geolocation
Session-Expires: 1800;refresher=uac
Min-SE: 1800
Contact: <sip:83608800@10.200.75.82:5060;transport=tcp>
Content-Type: application/sdp
Content-Length: 2607
v=0
o=CiscoSystemsCCM-SIP 146908252 4 IN IP4 10.200.75.82
s=SIP Call
c=IN IP4 10.169.136.103
b=AS:1500
t=0 0
a=cisco-mari-rate
a=cisco-mari:v1
m=audio 16392 RTP/AVP 107 108 104 105 9 18 8 0 123 101
a=extmap:14 http://protocols.cisco.com/timestamp#100us
a=rtpmap:107 MP4A-LATM/90000
a=fmtp:107 bitrate=128000;profile-l
1765 11152019 165501.684650:1.01.00.21036.MAJOR .SIPSG: evel-id=25;object=23
a=rtpmap:108 MP4A-LATM/90000
a=fmtp:108 bitrate=64000;profile-level-id=24;object=23
a=rtpmap:104 G7221/16000
a=fmtp:104 bitrate=32000
a=rtpmap:105 G7221/16000
a=fmtp:105 bitrate=24000
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:123 X-ULPFECUC/8000
a=fmtp:123 multi_ssrc=1;feedback=0;max_esel=1450;m=8;max_n=64;FEC_ORDER=FEC_SRTP;non_seq=1
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
m=video 16414 RTP/AVP 97 126 96 34 123
a=label:11
a=answer:full
a=extmap:14 http://protocols.cisco.com/timestamp#100us
a=rtpmap:97 H264/90000
a=fmtp:97 profile-level-id=428014;packetization-mode=0;max-mbps=245000;max-fs=8160;max-cpb=100;max-br=2500;max-smbps=245000;max-fps=3000
a=rtpmap:126 H264/90000
a=fmtp:126 profile-level-id=428014;packetization-mode=1;max-mbps=245000;max-fs=8160;max-cpb=100;max-br=2500;max-smbps=245000;max-fps=3000
a=rtpmap:96 H263-1998/90000
a=fmtp:96 QCIF=1;CIF=1;CIF4=1;MAXBR=15000;CUSTOM=352,240,1
a=rtpmap:34 H263/90000
a=fmtp:34 QCIF=1;CIF=1;CIF4=2;MAXBR=10000
a=rtpmap:123 X-ULPFECUC/90000
a=fmtp:123 multi_ssrc=1;feedback=0;max_esel=1450;m=8;max_n=64;FEC_ORDER=FEC_SRTP;non_seq=1
a=content:main
m=application 16497 UDP/BFCP *
a=bfcpver:2 1
a=floorctrl:c-s
a=floorid:2 mstrm:12
a=confid:1
a=userid:531
m=video 16426 RTP/AVP 97 126 96 34 123
a=label:12
a=extmap:14 http://protocols.cisco.com/timestamp#100us
a=rtpmap:97 H264/90000
a=fmtp:97 profile-level-id=428014;packetization-mode=0;max-mbps=122400;max-fs=8160;max-cpb=100;max-br=2500;max-smbps=122400;max-fps=3000
a=rtpmap:126 H264/90000
a=fmtp:126 profile-level-id=428014;packetization-mode=1;max-mbps=122400;max-fs=8160;max-cpb=100;max-b
570 11152019 165501.684650:1.01.00.21036.MAJOR .SIPSG: r=2500;max-smbps=122400;max-fps=3000
a=rtpmap:96 H263-1998/90000
a=fmtp:96 QCIF=1;CIF=1;CIF4=1;MAXBR=10000;CUSTOM=352,240,1
a=rtpmap:34 H263/90000
a=fmtp:34 QCIF=1;CIF=1;CIF4=2;MAXBR=10000
a=rtpmap:123 X-ULPFECUC/90000
a=fmtp:123 multi_ssrc=1;feedback=0;max_esel=1450;m=8;max_n=64;FEC_ORDER=FEC_SRTP;non_seq=1
a=content:slides
m=application 16468 RTP/AVP 100
a=rtpmap:100 H224/4800
m=application 0 RTP/AVP 96
a=rtpmap:96 H224/0
a=inactive
m=application 0 RTP/AVP 0
a=setup:actpass
a=ixmap:0 ping
a=ixmap:2 xccp
696 11152019 165501.684672:1.01.00.21037.MAJOR .SIPSG:FILTER=All_SIP GCID=0x0C488547: EXTRA INFO: SipSgLogLevel4 - gcid=0x0c488547 Ingress: sent msg for CallId:4b62fd00-dce1808b-48bc47c-524bc80a@10.200.75.82 to IP/port:10.200.75.82/47292, Local IP/port:<unspec>/0
RAW PDU:
SIP/2.0 400 Bad Request
Via: SIP/2.0/TCP 10.200.75.82:5060;branch=z9hG4bK4e9231c266d4b6
From: "BLR-DX-80 RTC" <sip:83608800@gs.com>;tag=146908252~1d0a051f-bbd7-4bc8-b616-b5531310cd69-35714993
To: <sip:83609666@10.200.199.70>;tag=fe4af907
Call-ID: 4b62fd00-dce1808b-48bc47c-524bc80a@10.200.75.82
CSeq: 105 INVITE
Error-Info: <sip:83609666@10.200.199.70>;cause="[line 092] SIP stack resource exhausted"
Content-Length: 0
