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SIP Invite and authentication

Im trying to establish a SIP trunk between a lab CUBE and a SIP provider.

Incoming calls works from ITSP PSTN to the CUBE.

From the CUBE to ITSP call doesnt work

I spoke to the ITSP and  i know the reason but dont know how to implement it on the CUBE

Im sending my INVITE to the ITSP and my authentication credentials

ITSP respond with a 401 message asking for authentication.

CUBE should then resend my authentication credentials but it doesnt

Instead CUBE sends a 503 Message.

This ITSP explain to me that this is how they do the authentication:

Initial INVITE

They respond with 401 challenge

I should resend authentication

Attached is my running config and full debug

Below is partial debug ccsip events messages error for a quick look.

Any help would be great, thanks

***********************************************************

o: <sip:95142221234@X.X.X.36>

Date: Fri, 21 Feb 2014 15:14:13 GMT

Call-ID: d0fe5600-30716d45-31-86b1fac@X.X.X.8

Supported: timer,resource-priority,replaces

Min-SE:  1800

User-Agent: Cisco-CUCM8.6

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: 3506329088-0000065536-0000000017-0141238188

Session-Expires:  1800

P-Asserted-Identity: <sip:5142546011@X.X.X.8>

Contact: <sip:5142546011@X.X.X.8:1234;transport=tcp>

Max-Forwards: 69

Content-Type: application/sdp

Content-Length: 213

v=0

o=CiscoSystemsCCM-SIP 1977 1 IN IP4 X.X.X.8

s=SIP Call

c=IN IP4 X.28.158.11

t=0 0

m=audio 25192 RTP/AVP 0 101

a=rtpmap:0 PCMU/8000

a=ptime:20

a=rtpmap:101 telephone-event/8000

a=fmtp:101 0-15

*****************************************************************

Sent:

INVITE sip:5142221234@siptrunking.bell.ca:1234 SIP/2.0

Via: SIP/2.0/UDP X.X.X.36:1234;branch=z9hG4bK93489C

From: <sip:5142546011@cube.jondoe.com;user=phone>;tag=2EBB4A6A-2656

To: <sip:5142221234@X.X.X.52>

Date: Fri, 21 Feb 2014 15:09:12 GMT

Call-ID: F495F43D-9A4011E3-B620A51A-DECFBE48@cube.jondoe.com

Supported: 100rel,timer,resource-priority,replaces,sdp-anat

Min-SE:  1800

Cisco-Guid: 3506329088-0000065536-0000000017-0141238188

User-Agent: Cisco-SIPGateway/IOS-15.2.4.M4                                                                     

Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY, INFO, REGISTER

CSeq: 101 INVITE

Timestamp: 1392995352

Contact: <sip:5142546011;tgrp=mtl_01_5142546011;trunk-context=siptrunking.bell.ca@X.X.X.36:1234>

Expires: 60

Allow-Events: telephone-event

Max-Forwards: 68

Session-Expires:  1800

Content-Type: application/sdp

Content-Disposition: session;handling=required

Content-Length: 250

v=0

o=CiscoSystemsSIP-GW-UserAgent 6383 8345 IN IP4 X.X.X.36

s=SIP Call

c=IN IP4 X.X.X.36

t=0 0

m=audio 16580 RTP/AVP 0 101

c=IN IP4 X.X.X.36

a=rtpmap:0 PCMU/8000

a=rtpmap:101 telephone-event/8000

a=fmtp:101 0-15

a=ptime:20

*Feb 21 15:09:12.329: //46391/D0FE56000000/SIP/Msg/ccsipDisplayMsg:

Sent:

SIP/2.0 100 Trying

Via: SIP/2.0/TCP X.X.X.8:1234;branch=z9hG4bK5647ab195a

From: <sip:5142546011@X.X.X.8>;tag=1977~20a67589-494c-4e2a-8283-ce7e70ffe562-85534657

To: <sip:95142221234@X.X.X.36>

Date: Fri, 21 Feb 2014 15:09:12 GMT

Call-ID: d0fe5600-30716d45-31-86b1fac@X.X.X.8

CSeq: 101 INVITE

Allow-Events: telephone-event

Server: Cisco-SIPGateway/IOS-15.2.4.M4

Content-Length: 0

*Feb 21 15:09:12.333: //-1/xxxxxxxxxxxx/SIP/Error/get_content_length:

Could not get Content-length

*Feb 21 15:09:12.333: //46392/D0FE56000000/SIP/Msg/ccsipDisplayMsg:

*************************************************************

Received:

SIP/2.0 100 Trying

Via: SIP/2.0/UDP X.X.X.36:1234;branch=z9hG4bK93489C

From: <sip:5142546011@cube.jondoe.com;user=phone>;tag=2EBB4A6A-2656

To: <sip:5142221234@X.X.X.52>

Call-ID: F495F43D-9A4011E3-B620A51A-DECFBE48@cube.jondoe.com

CSeq: 101 INVITE

Timestamp: 1392995352

*Feb 21 15:09:12.355: //46392/D0FE56000000/SIP/Msg/ccsipDisplayMsg:

*********************************************************

Received:

SIP/2.0 401 Unauthorized

Via: SIP/2.0/UDP X.X.X.36:1234;branch=z9hG4bK93489C

From: <sip:5142546011@cube.jondoe.com;user=phone>;tag=2EBB4A6A-2656

To: <sip:5142221234@X.X.X.52>;tag=SD2roa599-144107040-1392995653791

Call-ID: F495F43D-9A4011E3-B620A51A-DECFBE48@cube.jondoe.com

CSeq: 101 INVITE

Timestamp: 1392995352

WWW-Authenticate: DIGEST qop="auth",nonce="BroadWorksXhrxln9gfT1gm0nuBW",realm="siptrunking.bell.ca",algorithm=MD5

Content-Length: 0

*Feb 21 15:09:12.355: //46392/D0FE56000000/SIP/Error/sipSPIHandleAuthChallenge:

Error getting credentials

*Feb 21 15:09:12.355: //46392/D0FE56000000/SIP/Error/act_recdproc_new_message_response:

Error handling AuthenticationChallenge

*Feb 21 15:09:12.355: //-1/xxxxxxxxxxxx/SIP/Event/sipSPIEventInfo: Queued event from SIP SPI : SIPSPI_EV_CC_CALL_DISCONNECT

*Feb 21 15:09:12.355: //46392/D0FE56000000/SIP/Event/Session-Timer/sipSTSLMain: Event: E_STSL_SPI_EVENT

*Feb 21 15:09:12.355: //-1/xxxxxxxxxxxx/SIP/Event/sipSPIEventInfo: Queued event from SIP SPI : SIPSPI_EV_CC_CALL_DISCONNECT

*Feb 21 15:09:12.355: //46391/D0FE56000000/SIP/Event/Session-Timer/sipSTSLMain: Event: E_STSL_SESSION_REFRESH_RESP

*Feb 21 15:09:12.355: //46391/D0FE56000000/SIP/Event/Session-Timer/sipSTSLMain: dir:1, method:102, resp_code:503, container:24FC4090

*Feb 21 15:09:12.355: //46391/D0FE56000000/SIP/Msg/ccsipDisplayMsg:

Sent:

SIP/2.0 503 Service Unavailable

Via: SIP/2.0/TCP X.X.X.8:1234;branch=z9hG4bK5647ab195a

From: <sip:5142546011@X.X.X.8>;tag=1977~20a67589-494c-4e2a-8283-ce7e70ffe562-85534657

To: <sip:95142221234@X.X.X.36>;tag=2EBB4A84-C56

Date: Fri, 21 Feb 2014 15:09:12 GMT

Call-ID: d0fe5600-30716d45-31-86b1fac@X.X.X.8

CSeq: 101 INVITE

Allow-Events: telephone-event

Server: Cisco-SIPGateway/IOS-15.2.4.M4

Reason: Q.850;cause=47

Content-Length: 0

*Feb 21 15:09:12.355: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:

Sent:

ACK sip:5142221234@X.X.X.52:1234 SIP/2.0

Via: SIP/2.0/UDP X.X.X.36:1234;branch=z9hG4bK93489C

From: <sip:5142546011@cube.jondoe.com>;tag=2EBB4A6A-2656

To: <sip:5142221234@X.X.X.52>;tag=SD2roa599-144107040-1392995653791

Date: Fri, 21 Feb 2014 15:09:12 GMT

Call-ID: F495F43D-9A4011E3-B620A51A-DECFBE48@cube.jondoe.com

Max-Forwards: 70

CSeq: 101 ACK

Allow-Events: telephone-event

Content-Length: 0

*Feb 21 15:09:12.357: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:

Received:

ACK sip:95142221234@X.X.X.36:1234 SIP/2.0

Via: SIP/2.0/TCP X.X.X.8:1234;branch=z9hG4bK5647ab195a

From: <sip:5142546011@X.X.X.8>;tag=1977~20a67589-494c-4e2a-8283-ce7e70ffe562-85534657

To: <sip:95142221234@X.X.X.36>;tag=2EBB4A84-C56

Date: Fri, 21 Feb 2014 15:14:13 GMT

Call-ID: d0fe5600-30716d45-31-86b1fac@X.X.X.8

Max-Forwards: 70

CSeq: 101 ACK

Allow-Events: presence, kpml

Content-Length: 0

*Feb 21 15:09:24.211: //46393/000000000000/SIP/Error/sipSPIAddPrivacyHeader:

Orig Container is NULL...should have value except in case of sending OOD Options ping.

*Feb 21 15:09:24.211: //46393/000000000000/SIP/Error/sipSPIAddAssertedIDHeader:

Orig Container is NULL...should have value except in case of sending OOD Options ping.

*Feb 21 15:09:24.211: //46393/000000000000/SIP/Error/sipSPIAddPreferredIDHeader:

Orig Container is NULL...should have value except in case of sending OOD Options ping.

*Feb 21 15:09:24.211: //46393/000000000000/SIP/Msg/ccsipDisplayMsg:

Sent:

OPTIONS sip:X.X.X.8:1234 SIP/2.0

Via: SIP/2.0/UDP X.X.X.36:1234;branch=z9hG4bK93491142

From: <sip:cube.jondoe.com>;tag=2EBB78D4-4E6

To: <sip:X.X.X.8>

Date: Fri, 21 Feb 2014 15:09:24 GMT

Call-ID: FBAB0140-9A4011E3-B621A51A-DECFBE48@cube.jondoe.com

User-Agent: Cisco-SIPGateway/IOS-15.2.4.M4

Max-Forwards: 70

CSeq: 101 OPTIONS

1 Accepted Solution

Accepted Solutions

Ayodeji Okanlawon
VIP Alumni
VIP Alumni

Jean,

ITSP is correct, CUBE should send a re-INVITE with the authentication credentials, however you have not configured any..

You need to conigure this changing the number/credentials to what the ITSP has provided for you for authentication

conf t

sip-ua

credentials number 123456 username 123456 password XXXXX realm siptrunking.bell.ca

change 123456 to values provided by ITSP..

If you were giving a username/password..use the ff:

sip-ua

credentials username 123456 password 7 123456 realm siptrunking.bell.ca

authentication username 123456 password 7 123456 siptrunking.bell.ca

Please rate all useful posts

"The essence of christianity is not the enthronement but the obliteration of self --William Barclay"

Please rate all useful posts

View solution in original post

5 Replies 5

Ayodeji Okanlawon
VIP Alumni
VIP Alumni

Jean,

ITSP is correct, CUBE should send a re-INVITE with the authentication credentials, however you have not configured any..

You need to conigure this changing the number/credentials to what the ITSP has provided for you for authentication

conf t

sip-ua

credentials number 123456 username 123456 password XXXXX realm siptrunking.bell.ca

change 123456 to values provided by ITSP..

If you were giving a username/password..use the ff:

sip-ua

credentials username 123456 password 7 123456 realm siptrunking.bell.ca

authentication username 123456 password 7 123456 siptrunking.bell.ca

Please rate all useful posts

"The essence of christianity is not the enthronement but the obliteration of self --William Barclay"

Please rate all useful posts

You are right, i should have though of it, i will implement it Monday and let you know how that goes, thank you for the fast response

Worked like a charm, thank you.

So how do you do this with Sipxxxx.cf.xml

Your question is off topic of the OP. Please create your own question instead of posting your question on an old market as answered post.



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