[Serusers] Re: SER CANCEL Processing

[a c]

main route block..ac

# main routing logic
route{


        if (method == "CANCEL"){
           t_relay();
        }
...


--- Steve Blair <blairs at isc.upenn.edu> wrote:

> 
> humm. Where did you put it?
> 
> a c wrote:
> 
> >thanks guys..t_relay was the problem. I did not
> have
> >this in the config. issue is resolved.
> >
> >ac
> >--- a c <lra101 at yahoo.com> wrote:
> >
> >  
> >
> >>I believe the 487 does not get matched because the
> >>UA
> >>which does the CANCEL never gets a 200 OK back
> since
> >>the CANCEL was not send out to the terminating UA
> by
> >>SER. For CANCEL, are we supposed to have special
> >>config? I don't have any specifically handles
> CANCEL
> >>{other than 487}.
> >>
> >>ac
> >>
> >>
> >>--- Steve Blair <blairs at isc.upenn.edu> wrote:
> >>
> >>    
> >>
> >>>  I am having a similar problem. I am not yet
> >>>convinced that it is SER
> >>>as much as my configuration but if SER does have
> >>>difficulty processing
> >>>CANCEL messages it would be helpful to understand
> >>>under what
> >>>circumstances.
> >>>
> >>>   By the way I have been using t_check_status in
> >>>      
> >>>
> >>a
> >>    
> >>
> >>>similar way since
> >>>v 0.8 code. When I upgraded to 0.9.0, .0 and now
> >>>      
> >>>
> >>.2
> >>    
> >>
> >>>the t_check_status
> >>>fails to be matched.
> >>>
> >>>-Steve
> >>>
> >>>Thanks,Steve
> >>>
> >>>a c wrote:
> >>>
> >>>      
> >>>
> >>>>any ideas anyone? seems like SER does not
> respond
> >>>>        
> >>>>
> >>>to
> >>>      
> >>>
> >>>>CANCEL requests and eventually takes the failure
> >>>>route. 
> >>>>
> >>>>I have the following in my failure route, but it
> >>>>        
> >>>>
> >>>never
> >>>      
> >>>
> >>>>gets hit, since SER does not send the 200 OK
> back
> >>>>        
> >>>>
> >>>or
> >>>      
> >>>
> >>>>pass the CANCEL message forward. log file
> >>>>        
> >>>>
> >>attached.
> >>    
> >>
> >>>>failure_route[1] 
> >>>>{      
> >>>>   if(t_check_status("487")) { 
> >>>>    # don't continue on cancellation
> >>>>    xlog("L_WARN", "OH OH OH\n");
> >>>>    break;
> >>>>  }
> >>>>
> >>>>ac
> >>>>
> >>>>
> >>>>--- a c <lra101 at yahoo.com> wrote:
> >>>>
> >>>> 
> >>>>
> >>>>        
> >>>>
> >>>>>Seems like SER does not respond back to CANCEL 
> >>>>>Requests. Is this a issue / some config problem
> >>>>>          
> >>>>>
> >>on
> >>    
> >>
> >>>>>my
> >>>>>side?  ngrep traces attached
> >>>>>
> >>>>>interface: eth0 (192.168.0.0/255.255.255.0)
> >>>>>filter: ip and ( port 5060 )
> >>>>>#
> >>>>>U 192.168.0.2:5062 -> 192.168.0.5:5060
> >>>>> INVITE sip:9999999999 at voip.com SIP/2.0..Via:
> >>>>>SIP/2.0/UDP 192.168.0.2:5062;r
> >>>>>
> >>>>>
> >>>>>   
> >>>>>
> >>>>>          
> >>>>>
>
>>port;branch=z9hG4bKE29503D9D8CF4A479B6D9DDB17C5CFC1..From:
> >>    
> >>
> >>>> 
> >>>>
> >>>>        
> >>>>
> >>>>>102 <sip:102 at voi
> >>>>> p.com:5062>;tag=3282942385..To:
> >>>>><sip:9999999999 at voip.com>..Contact: <sip:10
> >>>>> 2 at 192.168.0.2:5062>..Call-ID:
> >>>>>29469D19-CDF1-49ED-8245-A67E1B1DBB88 at 192.168.
> >>>>> 0.2..CSeq: 940 INVITE..Max-Forwards:
> >>>>>70..Content-Type: application/sdp..Use
> >>>>> r-Agent: X-Lite release 1103m..Content-Length:
> >>>>>258....v=0..o=102 7659613 76
> >>>>> 59633 IN IP4 192.168.0.2..s=X-Lite..c=IN IP4
> >>>>>192.168.0.2..t=0 0..m=audio 80
> >>>>> 00 RTP/AVP 0 8 3 98 96..a=rtpmap:0
> >>>>>pcmu/8000..a=rtpmap:8 pcma/8000..a=rtpma
> >>>>> p:3 gsm/8000..a=rtpmap:98
> >>>>>          
> >>>>>
> >>iLBC/8000..a=rtpmap:96
> >>    
> >>
> >>>>>telephone-event/8000..a=fm
> >>>>> tp:96 0-15..                                  
> >>>>>          
> >>>>>
> >> 
> >>    
> >>
> >>> 
> >>>      
> >>>
> >>>>>                     
> >>>>>#
> >>>>>U 192.168.0.5:5060 -> 192.168.0.2:5062
> >>>>> SIP/2.0 100 trying -- your call is important
> >>>>>          
> >>>>>
> >>to
> >>    
> >>
> >>>>>us..Via: SIP/2.0/UDP 192.16
> >>>>>
> >>>>>
> >>>>>   
> >>>>>
> >>>>>          
> >>>>>
>
>>8.0.2:5062;rport=5062;branch=z9hG4bKE29503D9D8CF4A479B6D9DDB17C5CFC1..From:
> >>    
> >>
> >>>> 
> >>>>
> >>>>        
> >>>>
> >>>>>  102
> >>>>>          
> >>>>>
> >><sip:102 at voip.com:5062>;tag=3282942385..To:
> >>    
> >>
> >>>>><sip:9999999999 at voip.com>.
> >>>>> .Call-ID:
> >>>>>
> >>>>>   
> 
=== message truncated ===



		
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