[cisco-voip] Jabber region restriction issue

Carlos G Mendioroz tron at huapi.ba.ar
Sun Oct 7 18:20:46 EDT 2018


Hi,
kind of rusty (me, long time since engaging in troubleshooting of Voip)
but I encountered something weird (again, may be me).

Jabber Android (12.1) registered to CUCM (10.5) with region set with 16K
audio limit.

Call comes from Jabber through CUCM to CUBE to SP, but signalled as G711
and after session progress, it gets cancelled.

Shouldn't CUCM signal the call with G.729 in the first place ?

CUBE received:
INVITE sip:947930020 at 10.0.100.1:5060 SIP/2.0
Via: SIP/2.0/TCP 10.0.100.2:5060;branch=z9hG4bK235a8e855ad
From:
<sip:3560 at 10.0.100.2>;tag=36658~4fdda745-cceb-4407-a170-1420de65d7d7-22052972
To: <sip:947930020 at 10.0.100.1>
Date: Sun, 07 Oct 2018 20:45:59 GMT
Call-ID: fd98a300-bba17087-1b99-264000a at 10.0.100.2
Supported: timer,resource-priority,replaces
Min-SE:  1800
User-Agent: Cisco-CUCM10.5
Allow: INVITE, OPTIONS, INFO, BYE, CANCEL, ACK, PRACK, UPDATE, REFER,
SUBSCRIBE, NOTIFY
CSeq: 101 INVITE
Expires: 180
Allow-Events: presence, kpml
Supported: X-cisco-srtp-fallback,X-cisco-original-called
Cisco-Guid: 4254638848-0000065536-0000000690-0040108042
Session-Expires:  1800
P-Asserted-Identity: <sip:3560 at 10.0.100.2>
Remote-Party-ID: <sip:3560 at 10.0.100.2>;party=calling;screen=yes;privacy=off
Contact:
<sip:3560 at 10.0.100.2:5060;transport=tcp>;+u.sip!devicename.ccm.cisco.com="BOTTRON"
Max-Forwards: 13
Content-Type: application/sdp
Content-Length: 197

v=0
o=CiscoSystemsCCM-SIP 36658 1 IN IP4 10.0.100.2
s=SIP Call
c=IN IP4 10.0.100.2
t=0 0
m=audio 26804 RTP/AVP 0 101
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15


TIA,
-- 
Carlos G Mendioroz  <tron at huapi.ba.ar>  LW7 EQI  Argentina


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