[Kamailio-Users] CANCEL goes bananas!

[Klaus Darilion]

Am 19.02.2010 14:48, schrieb Anders:
 > Thanks, Klaus:
 >
 > I cannot see any specific CANCEL handling until failure_route, where
 > this takes place:
 >
 >          if (t_was_cancelled()) {
 >                  exit;

I think this is fine. Have you increased log-level and analyzed syslog?

regards
klaus

 >          }
 >
 > t_relay missing here?
 >
 > //Anders
 >
 > On Mon, Feb 15, 2010 at 4:02 AM, Klaus Darilion
 > <klaus.mailinglists at pernau.at>  wrote:
 >> Which version of kamailio?
 >>
 >> How is the CANCEL routed/processed in your config? (it must be routed
 >> identical to INVITE. if t_relay is used, just call t_relay for 
cANCEL too).
 >>
 >> increase loglevel and watch syslog during processing of CANCEL, 
there might
 >> be some error/warnings.
 >>
 >> regards
 >> klaus
 >>
 >> Am 12.02.2010 21:54, schrieb Anders:
 >>>
 >>> Ok, "bananas" might not be the right word, but it resembles what is
 >>> happening ;-)
 >>>
 >>> When I get a CANCEL from my customer to Kamailio, it is not passed on
 >>> to my vendor - this is with a specific customer using VoipSwitch. The
 >>> result is that the phone called keeps ringing even though it's been
 >>> (attempted) cancelled, and a sideeffect is that it goes nuts at the
 >>> carrier side because it can send anymore and returns 480 or 486. Below
 >>> is the dialog from the Session Progress to when the call is cancelled
 >>> - and then it goes bananas.
 >>>
 >>> Any ideas?
 >>>
 >>> Thanks a lot!
 >>>
 >>>
 >>> U 2010/02/12 14:40:25.435793 MyKamailioIP:5060 ->    MyCustomerIP:5060
 >>> SIP/2.0 183 Session Progress.
 >>> To:<sip:890912551184517324 at MyKamailioIP>;tag=3474974816-620042.
 >>> From: "69912390"
 >>> <sip:001128650136 at MyCustomerIP:5060>;tag=1202461012501320412156.
 >>> Contact:<sip:84370551184517324 at MyVendorIP:5060>.
 >>> Call-ID: GWV0iI5c5vUSEUnPBz at MyCustomerIP.
 >>> CSeq: 1 INVITE.
 >>> Content-Type: application/sdp.
 >>> Via: SIP/2.0/UDP
 >>>
 >>> 
MyCustomerIP:5060;rport=5060;received=MyCustomerIP;branch=z9hG4bk120246101250121320412156.
 >>> Content-Length: 210.
 >>> .
 >>> v=0.
 >>> o=prxams02 0 0 IN IP4 MyVendorIP.
 >>> s=sip call.
 >>> c=IN IP4 62.93.140.13.
 >>> t=0 0.
 >>> m=audio 42972 RTP/AVP 18 101.
 >>> a=rtpmap:18 G729/8000.
 >>> a=fmtp:18 annexb=no.
 >>> a=rtpmap:101 telephone-event/8000.
 >>> a=fmtp:101 0-15.
 >>>
 >>>
 >>> U 2010/02/12 14:40:30.625842 MyCustomerIP:5060 ->    MyKamailioIP:5060
 >>> CANCEL sip:890912551184517324 at MyKamailioIP SIP/2.0.
 >>> CSeq: 1 CANCEL.
 >>> Via: SIP/2.0/UDP 
MyCustomerIP:5060;branch=z9hG4bk120246101250121320412156.
 >>> From: "69912390"
 >>> <sip:001128650136 at MyCustomerIP:5060>;tag=1202461012501320412156.
 >>> Call-ID: GWV0iI5c5vUSEUnPBz at MyCustomerIP.
 >>> To:<sip:890912551184517324 at MyKamailioIP>;tag=3474974816-620042.
 >>> Contact:<sip:MyCustomerIP:5060;transport=udp>.
 >>> Content-Length: 0.
 >>> .
 >>>
 >>>
 >>> U 2010/02/12 14:41:25.496605 MyVendorIP:5060 ->    MyKamailioIP:5060
 >>> SIP/2.0 480 Temporarily Unavailable.
 >>> To:<sip:890912551184517324 at MyKamailioIP>;tag=3474974816-620042.
 >>> From: "69912390"
 >>> <sip:001128650136 at MyCustomerIP:5060>;tag=1202461012501320412156.
 >>> Contact:<sip:84370551184517324 at MyVendorIP:5060>.
 >>> Call-ID: GWV0iI5c5vUSEUnPBz at MyCustomerIP.
 >>> CSeq: 1 INVITE.
 >>> Via: SIP/2.0/UDP MyKamailioIP;branch=z9hG4bKf18c.fa7b81d2.0.
 >>> Via: SIP/2.0/UDP
 >>>
 >>> 
MyCustomerIP:5060;rport=5060;received=MyCustomerIP;branch=z9hG4bk120246101250121320412156.
 >>> Content-Length: 0.
 >>> .
 >>>
 >>>
 >>> U 2010/02/12 14:41:25.496888 MyKamailioIP:5060 ->    MyVendorIP:5060
 >>> ACK sip:84370551184517324 at MyVendorIP:5060 SIP/2.0.
 >>> Via: SIP/2.0/UDP MyKamailioIP;branch=z9hG4bKf18c.fa7b81d2.0.
 >>> From: "69912390"
 >>> <sip:001128650136 at MyCustomerIP:5060>;tag=1202461012501320412156.
 >>> Call-ID: GWV0iI5c5vUSEUnPBz at MyCustomerIP.
 >>> To:<sip:890912551184517324 at MyKamailioIP>;tag=3474974816-620042.
 >>> CSeq: 1 ACK.
 >>> Max-Forwards: 70.
 >>> User-Agent: Kamailio.
 >>> Content-Length: 0.
 >>>
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