[OpenSIPS-Users] Multiple response codes being sent
Brad Bendy
brad.bendy at benganetworks.com
Tue Aug 24 16:59:44 CEST 2010
Hi Bogdan,
In this case the 503 is being sent from a route block via sl_send_reply,
then with a exit() after the sl_send_reply()
The same behavior happens in both failure route and the standard route
block.
Im 100% sure ive done something wrong in the script :)
On Tue, 2010-08-24 at 17:46 +0300, Bogdan-Andrei Iancu wrote:
> Hi Brad,
>
> I guess you are doing something funny in the script like allowing the
> 302 reply to be relaid out, but having the 503 generated by opensips -
> by chance, do you send the 503 in stateless mode ?
>
> Regards,
> Bogdan
>
> Brad Bendy wrote:
> > Hi Bogdan,
> >
> > Here is a full trace, breakdown is like this
> >
> > .2 INVITES to .164
> > .164 INVITES TO .168
> > .168 sends a 302 to .164
> > .164 sends .2 a 503 followed by a 302
> >
> > .2 should never know about the 302 at all, but it's still getting back
> > to the originating proxy.
> >
> > We are not using get_redirects() to do anything with the 302 - from
> > some Googling and such it appears that might be needed, just not sure
> > how it would be used.
> >
> > Thanks for looking at this.
> >
> > 69.xxx.xxx.2:5060 -> 72.xxx.xxx.164:5060
> > INVITE sip:6021112222 at 72.xxx.xxx.164 SIP/2.0.
> > Via: SIP/2.0/UDP 69.xxx.xxx.2:5060;branch=z9hG4bK03578afa;rport.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>.
> > Contact: <sip:500 at 69.xxx.xxx.2>.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > User-Agent: None.
> > Max-Forwards: 70.
> > Remote-Party-ID: "Test" <sip:500 at 69.xxx.xxx.2>;privacy=off;screen=no.
> > Date: Tue, 24 Aug 2010 12:01:35 GMT.
> > Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY.
> > Supported: replaces.
> > Content-Type: application/sdp.
> > Content-Length: 281.
> > .
> > v=0.
> > o=root 2921 2921 IN IP4 69.xxx.xxx.2.
> > s=session.
> > c=IN IP4 69.xxx.xxx.2.
> > t=0 0.
> > m=audio 12570 RTP/AVP 18 0 101.
> > a=rtpmap:18 G729/8000.
> > a=fmtp:18 annexb=no.
> > a=rtpmap:0 PCMU/8000.
> > a=rtpmap:101 telephone-event/8000.
> > a=fmtp:101 0-16.
> > a=silenceSupp:off - - - -.
> > a=ptime:20.
> > a=sendrecv.
> >
> >
> > U 72.xxx.xxx.164:5060 -> 69.xxx.xxx.2:5060
> > SIP/2.0 100 Giving a try.
> > Via: SIP/2.0/UDP 69.xxx.xxx.2:5060;branch=z9hG4bK03578afa;rport=5060.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > Server: OpenSIPS (1.6.2-notls (x86_64/freebsd)).
> > Content-Length: 0.
> > .
> >
> >
> > U 72.xxx.xxx.164:5060 -> 72.xxx.xxx.168:5060
> > INVITE sip:6021112222 at 72.xxx.xxx.168 SIP/2.0.
> > Record-Route: <sip:72.xxx.xxx.164;lr=on;ftag=as4f36ab60;did=36f.3f41d571>.
> > Via: SIP/2.0/UDP 72.xxx.xxx.164;branch=z9hG4bK23ef.2faf83c4.0.
> > Via: SIP/2.0/UDP
> > 69.xxx.xxx.2:5060;received=69.xxx.xxx.2;branch=z9hG4bK03578afa;rport=5060.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>.
> > Contact: <sip:500 at 69.xxx.xxx.2>.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > User-Agent: None.
> > Max-Forwards: 69.
> > Remote-Party-ID: "Test" <sip:500 at 69.xxx.xxx.2>;privacy=off;screen=no.
> > Date: Tue, 24 Aug 2010 12:01:35 GMT.
> > Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY.
> > Supported: replaces.
> > Content-Type: application/sdp.
> > Content-Length: 281.
> > .
> > v=0.
> > o=root 2921 2921 IN IP4 69.xxx.xxx.2.
> > s=session.
> > c=IN IP4 69.xxx.xxx.2.
> > t=0 0.
> > m=audio 12570 RTP/AVP 18 0 101.
> > a=rtpmap:18 G729/8000.
> > a=fmtp:18 annexb=no.
> > a=rtpmap:0 PCMU/8000.
> > a=rtpmap:101 telephone-event/8000.
> > a=fmtp:101 0-16.
> > a=silenceSupp:off - - - -.
> > a=ptime:20.
> > a=sendrecv.
> >
> >
> > U 72.xxx.xxx.168:5060 -> 72.xxx.xxx.164:5060
> > SIP/2.0 100 Giving a try.
> > Via: SIP/2.0/UDP 72.xxx.xxx.164;branch=z9hG4bK23ef.2faf83c4.0.
> > Via: SIP/2.0/UDP
> > 69.xxx.xxx.2:5060;received=69.xxx.xxx.2;branch=z9hG4bK03578afa;rport=5060.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > Server: OpenSIPS (1.6.2-notls (i386/freebsd)).
> > Content-Length: 0.
> > .
> >
> >
> > U 72.xxx.xxx.168:5060 -> 72.xxx.xxx.164:5060
> > SIP/2.0 302 Moved Temporarily.
> > Via: SIP/2.0/UDP 72.xxx.xxx.164;branch=z9hG4bK23ef.2faf83c4.0.
> > Via: SIP/2.0/UDP
> > 69.xxx.xxx.2:5060;received=69.xxx.xxx.2;branch=z9hG4bK03578afa;rport=5060.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>;tag=1235203116.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > Content-Type: application/csv.
> > Contact: sip:rn=6024810000;npdi;6021112222 at 72.xxx.xxx.168.
> > User-Agent: eXosip/3.1.0.
> > Content-Length: 0.
> > .
> >
> >
> > U 72.xxx.xxx.164:5060 -> 72.xxx.xxx.168:5060
> > ACK sip:6021112222 at 72.xxx.xxx.168 SIP/2.0.
> > Via: SIP/2.0/UDP 72.xxx.xxx.164;branch=z9hG4bK23ef.2faf83c4.0.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > To: <sip:6021112222 at 72.xxx.xxx.164>;tag=1235203116.
> > CSeq: 102 ACK.
> > Max-Forwards: 70.
> > User-Agent: OpenSIPS (1.6.2-notls (x86_64/freebsd)).
> > Content-Length: 0.
> > .
> >
> >
> > U 72.xxx.xxx.164:5060 -> 69.xxx.xxx.2:5060
> > SIP/2.0 503 No more routes
> > Via: SIP/2.0/UDP 69.xxx.xxx.2:5060;branch=z9hG4bK03578afa;rport=5060.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To:
> > <sip:6021112222 at 72.xxx.xxx.164>;tag=f254695ad980185f5ba46cc313375d56.4b85.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > Server: OpenSIPS (1.6.2-notls (x86_64/freebsd)).
> > Content-Length: 0.
> > .
> >
> >
> > U 72.xxx.xxx.164:5060 -> 69.xxx.xxx.2:5060
> > SIP/2.0 302 Moved Temporarily.
> > Via: SIP/2.0/UDP
> > 69.xxx.xxx.2:5060;received=69.xxx.xxx.2;branch=z9hG4bK03578afa;rport=5060.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>;tag=1235203116.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 INVITE.
> > Content-Type: application/csv.
> > Contact: sip:rn=6024810000;npdi;6021112222 at 72.xxx.xxx.168.
> > User-Agent: eXosip/3.1.0.
> > Content-Length: 0.
> > .
> >
> >
> > U 69.xxx.xxx.2:5060 -> 72.xxx.xxx.164:5060
> > ACK sip:6021112222 at 72.xxx.xxx.164 SIP/2.0.
> > Via: SIP/2.0/UDP 69.xxx.xxx.2:5060;branch=z9hG4bK03578afa;rport.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To:
> > <sip:6021112222 at 72.xxx.xxx.164>;tag=f254695ad980185f5ba46cc313375d56.4b85.
> > Contact: <sip:500 at 69.xxx.xxx.2>.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 ACK.
> > User-Agent: None.
> > Max-Forwards: 70.
> > Remote-Party-ID: "Test" <sip:500 at 69.xxx.xxx.2>;privacy=off;screen=no.
> > Content-Length: 0.
> > .
> >
> >
> > U 69.xxx.xxx.2:5060 -> 72.xxx.xxx.164:5060
> > ACK sip:6021112222 at 72.xxx.xxx.164 SIP/2.0.
> > Via: SIP/2.0/UDP 69.xxx.xxx.2:5060;branch=z9hG4bK03578afa;rport.
> > From: "Test" <sip:500 at 69.xxx.xxx.2>;tag=as4f36ab60.
> > To: <sip:6021112222 at 72.xxx.xxx.164>;tag=1235203116.
> > Contact: <sip:500 at 69.xxx.xxx.2>.
> > Call-ID: 7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.
> > <mailto:7b3d78d644ab1f7d52ced54236154da3 at 69.xxx.xxx.2.>
> > CSeq: 102 ACK.
> > User-Agent: None.
> > Max-Forwards: 70.
> > Remote-Party-ID: "Test" <sip:500 at 69.xxx.xxx.2>;privacy=off;screen=no.
> > Content-Length: 0.
> >
> > On Tue, 2010-08-24 at 10:57 +0300, Bogdan-Andrei Iancu wrote:
> >> Hi Brad,
> >>
> >> Maybe I do not fully understand your case, but opensips is not sending a
> >> 302 after 200 OK...Maybe you can post the call flow (a SIP trace) from
> >> the SIP server showing the entire scenario.
> >>
> >> Regards,
> >> Bogdan
> >>
> >> Brad Bendy wrote:
> >> > Hi,
> >> >
> >> > Im having a heck of a time figuring this out:
> >> >
> >> > INVITE comes to our switch, we send a INVITE to another proxy that
> >> > responds with a 302, we parse that 302 in failure route then use a
> >> > route() command to go to another route block which does some other
> >> > processing (will send out more INVITE's, do certain things on failure,
> >> > etc), if the original call does get canceled or completes successfully
> >> > with a 200 OK the originating proxy receives the original 302 request
> >> > plus what ever our final failure response code we want to send.
> >> >
> >> > The behavior does seem correct as openSIPs is just forwarding the
> >> > 302, but in this case I want it to send only the final response code
> >> > back to the originating client.
> >> >
> >> > The initital route block which sends the INVITE to get the 302 is very
> >> > simple, we just write the rU and rd and send via t_relay,
> >> > onreply_route does a little parsing then failure_route sends to a new
> >> > block.
> >> >
> >> > Any help on this would be great, I think it's my logic in the switch
> >> > that is wrong somewhere.
> >> >
> >> > Thanks!
> >> >
> >> > ------------------------------------------------------------------------
> >> >
> >> > _______________________________________________
> >> > Users mailing list
> >> > Users at lists.opensips.org <mailto:Users at lists.opensips.org>
> >> > http://lists.opensips.org/cgi-bin/mailman/listinfo/users
> >> >
> >>
> >>
> >>
> > --
> > Brad Bendy
> > Chief Technical Officer
> > brad.bendy at benganetworks.com <mailto:brad.bendy at benganetworks.com>
> >
> > Benga Networks, LLC.
> > 10115 E. Bell Rd, Ste. 107-451
> > Scottsdale, AZ 85260-2189
> >
> > Toll Free: 877-44-BENGA
> > Local: 480-970-5200
> > Cell: 602-550-4004
> > Fax: 866-852-4468
> >
> > ------------------------------------------------------------------------
> >
> > _______________________________________________
> > Users mailing list
> > Users at lists.opensips.org
> > http://lists.opensips.org/cgi-bin/mailman/listinfo/users
> >
>
>
--
Brad Bendy
Chief Technical Officer
brad.bendy at benganetworks.com
Benga Networks, LLC.
10115 E. Bell Rd, Ste. 107-451
Scottsdale, AZ 85260-2189
Toll Free: 877-44-BENGA
Local: 480-970-5200
Cell: 602-550-4004
Fax: 866-852-4468
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