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msabat's avatar
msabat
Brass Contributor
Nov 05, 2019

Microsoft Teams Cloud Voice

Hello All.   Right now we use Voice in SfB On-prem.   We plan to enable Voice at Microsoft Teams using Direct Routing.   I have couple questions that Community can help me with 🙂   1. On Tea...
microsoft teams
msabat's avatar
msabat
Brass Contributor
Jan 14, 2020

And another thing. I setup some connection

 

Cisco CUCM <-> Audiocodes SBC <-> Teams

And I have some issue calling form Cisco Jabber to Teams and from Teams to Cisco Jabber.

 

Looks like Teams does not like the Video Headers that the Jabber client is adding in.

I don't have that issue calling from Desk Phone to Teams or Teams to Desk Phone.

 

This the the last Invite sent before Teams Ends the Call:
 
INVITE sip:api-du-c-usea.pstnhub.microsoft.com:443;transport=tls;x-i=4b2759ca-f9ad-4139-9c3d-0dde839241d6;x-c=/v1/ngc/call/781c4674699853f7b89ef5686ef3110a/s/1/756ba5130bd140bebd1b8f37d02809cc SIP/2.0
Via: SIP/2.0/TLS wasbc1.qg.com:5061;alias;branch=z9hG4bKac2032514039
Max-Forwards: 69
From: <sip:4145666990@10.255.144.17>;tag=1c1330952380
To: <sip:+14145668769@wasbc1.qg.com>;tag=697327a8c3834771a778936cc76c0a6c
Call-ID: 17027469181412020124318@wasbc1.qg.com
CSeq: 2 INVITE
Contact: <sip:4145666990@wasbc1.qg.com:5061;transport=tls>;video;audio;+u.sip!devicename.ccm.cisco.com="CSFMSABAT";bfcp
Route:<sip:sip-du-a-us.pstnhub.microsoft.com:5061;transport=tls;lr>
Supported: X-cisco-srtp-fallback,Geolocation,timer,replaces,resource-priority,sdp-anat
Allow: INVITE, OPTIONS, INFO, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY
Remote-Party-ID: <sip:4145666990@10.255.38.6>;party=calling;screen=yes;privacy=off
Expires: 180
Min-SE:  1800
User-Agent: M800B/v.7.20A.254.565
P-Asserted-Identity:<sip:4145666990@10.255.38.6>
Date: Tue, 14 Jan 2020 12:43:52 GMT
Allow-Events: presence
Content-Type: application/sdp
Content-Length: 959
Session-ID: 0000369000105000a00028d24422de9a;remote=ad629b28ff5e63b28f1c72ab43344629
Call-Info: ;x-cisco-video-traffic-class=DESKTOP

v=0
o=CiscoSystemsCCM-SIP 1923815060 1547197904 IN IP4 161.49.248.37
s=SIP Call
c=IN IP4 161.49.248.37
b=TIAS:64000
t=0 0
a=cisco-mari:v1
a=cisco-mari-rate
a=ice-lite
m=audio 7150 RTP/SAVP 9 101
a=extmap:14/sendrecv http://protocols.cisco.com/timestamp#100us
a=rtpmap:9 G722/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=mid:4
a=ice-ufrag:Vd+mgcD7/Mg/g9Q0
a=ice-pwd:t3tAEmq3XQcH8O3ic6coJtPu
a=candidate:948505082 1 udp 2130706431 161.49.248.37 7150 typ host
a=candidate:948505082 2 udp 2130706430 161.49.248.37 7151 typ host
a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:y/Ch84zfmn9T13lP/ET73g6Feuy7k62bvbis9Bkq|2^31
a=crypto:2 AES_CM_128_HMAC_SHA1_32 inline:AR3ieXUeoaFLuzF9Lhr0XdDCf8fkyCoUlIRQdBhW|2^31
a=crypto:3 AES_256_CM_HMAC_SHA1_80 inline:msM8HXHmG09D1GpJaxZBBTcWrepyea1je4FFk65vdogqGWSZWymxRTBxhm/OMX==|2^31
a=crypto:4 AES_256_CM_HMAC_SHA1_32 inline:QoOdsPkB7Y32NO9zG4LNZwvaTkEW4CT8jyWhX8OGyhpVn5QlP0LRu1Ua2RJc2C==|2^31</sip:4145666990@10.255.38.6></sip:4145666990@10.255.38.6></sip:sip-du-a-us.pstnhub.microsoft.com:5061;transport=tls;lr></sip:4145666990@wasbc1.qg.com:5061;transport=tls></sip:+14145668769@wasbc1.qg.com></sip:4145666990@10.255.144.17>
 
The red colour lines are what I believe is causing the error.  These are not present in the working calls.