[Serusers] Re: SER CANCEL Processing

Steve Blair blairs at isc.upenn.edu
Thu May 26 19:48:26 CEST 2005


  I tried that earlier and it did not change the nature of the problem.  I
still need to make sure this section of code is hit at the appropriate
point in the call however.

Mik Cheez wrote:

> Are you relaying the cancel message to the other side?
>
>        if (method=="CANCEL"){
>                t_relay();
>        };
>
> 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:
>>>
>>>   
>>
>> 29469D19-CDF1-49ED-8245-A67E1B1DBB88 at 192.168.0.2..CSeq:
>>  
>>
>>> 940 INVIT
>>>  E..Server: Sip EXpress router (0.9.2
>>> (i386/linux))..Content-Length: 0..Warn
>>>  ing: 392 192.168.0.5:5060 "Noisy feedback tells: pid=2943 
>>> req_src_ip=192.1
>>>  68.0.2 req_src_port=5062
>>> in_uri=sip:9999999999 at voip.com out_uri=sip:9999999
>>>  999 at voip.com via_cnt==1"....                     
>>>                      #
>>> U 192.168.0.5:5060 -> 192.168.0.3:5060
>>>  INVITE sip:9999999999 at voip.com
>>> SIP/2.0..Record-Route: <sip:192.168.0.5;ftag
>>>  =3282942385;lr=on>..Via: SIP/2.0/UDP
>>> 192.168.0.5;branch=z9hG4bKe034.1018c5d
>>>  1.0..Via: SIP/2.0/UDP
>>>
>>>   
>>
>> 192.168.0.2:5062;rport=5062;branch=z9hG4bKE29503D9D8C
>>  
>>
>>>  F4A479B6D9DDB17C5CFC1..From: 102
>>> <sip:102 at voip.com:5062>;tag=3282942385..To
>>>  : <sip:9999999999 at voip.com>..Contact:
>>> <sip:102 at 192.168.0.2:5062>..Call-ID:
>>>
>>>   
>>
>> 29469D19-CDF1-49ED-8245-A67E1B1DBB88 at 192.168.0.2..CSeq:
>>  
>>
>>> 940 INVITE..Max-For
>>>  wards: 16..Content-Type:
>>> application/sdp..User-Agent: X-Lite release 1103m.
>>>  .Content-Length: 258....v=0..o=102 7659613 7659633
>>> IN IP4 192.168.0.2..s=X-
>>>  Lite..c=IN IP4 192.168.0.2..t=0 0..m=audio 8000
>>> RTP/AVP 0 8 3 98 96..a=rtpm
>>>  ap:0 pcmu/8000..a=rtpmap:8 pcma/8000..a=rtpmap:3
>>> gsm/8000..a=rtpmap:98 iLBC
>>>  /8000..a=rtpmap:96 telephone-event/8000..a=fmtp:96
>>> 0-15..                  #
>>> U 192.168.0.3:5060 -> 192.168.0.5:5060
>>>  SIP/2.0 100 Trying..From: 102
>>> <sip:102 at voip.com:5062>;tag=3282942385..To: <
>>>  sip:9999999999 at voip.com>..Call-Id:
>>> 29469D19-CDF1-49ED-8245-A67E1B1DBB88 at 192
>>>  .168.0.2..Cseq: 940 INVITE..Via: SIP/2.0/UDP
>>> 192.168.0.5;branch=z9hG4bKe034
>>>  .1018c5d1.0..Via: SIP/2.0/UDP
>>> 192.168.0.2:5062;rport=5062;branch=z9hG4bKE29
>>>  503D9D8CF4A479B6D9DDB17C5CFC1..Content-Length:
>>> 0....
>>>                      #
>>> U 192.168.0.3:5060 -> 192.168.0.5:5060
>>>  SIP/2.0 180 Ringing..From: 102
>>> <sip:102 at voip.com:5062>;tag=3282942385..To: 
>>>  <sip:9999999999 at voip.com>;tag=27378..Call-Id:
>>> 29469D19-CDF1-49ED-8245-A67E1
>>>  B1DBB88 at 192.168.0.2..Cseq: 940 INVITE..Via:
>>> SIP/2.0/UDP 192.168.0.5;branch=
>>>  z9hG4bKe034.1018c5d1.0..Via: SIP/2.0/UDP
>>> 192.168.0.2:5062;rport=5062;branch
>>>  =z9hG4bKE29503D9D8CF4A479B6D9DDB17C5CFC1..Date:
>>> Mon,
>>> 23 May 2005 22:15:14 G
>>>  MT..Contact: sip:192.168.0.3..User-Agent:
>>> sipX/2.5.2
>>> (WinNT)..Accept-Langua
>>>  ge: en..Allow: INVITE, ACK, CANCEL, BYE, REFER,
>>> OPTIONS, NOTIFY, REGISTER,  SUBSCRIBE..Supported: sip-cc, sip-cc-01, 
>>> timer,
>>> replaces..Content-Length: 0
>>>  ....                                             
>>>                      #
>>> U 192.168.0.5:5060 -> 192.168.0.2:5062
>>>  SIP/2.0 180 Ringing..From: 102
>>> <sip:102 at voip.com:5062>;tag=3282942385..To: 
>>>  <sip:9999999999 at voip.com>;tag=27378..Call-Id:
>>> 29469D19-CDF1-49ED-8245-A67E1
>>>  B1DBB88 at 192.168.0.2..Cseq: 940 INVITE..Via:
>>> SIP/2.0/UDP 192.168.0.2:5062;rp
>>>
>>>
>>>   
>>
>> ort=5062;branch=z9hG4bKE29503D9D8CF4A479B6D9DDB17C5CFC1..Date:
>>  
>>
>>> Mon, 23 May  2005 22:15:14 GMT..Contact:
>>> sip:192.168.0.3..User-Agent: sipX/2.5.2 (WinNT)
>>>  ..Accept-Language: en..Allow: INVITE, ACK, CANCEL,
>>> BYE, REFER, OPTIONS, NOT
>>>  IFY, REGISTER, SUBSCRIBE..Supported: sip-cc,
>>> sip-cc-01, timer, replaces..Co
>>>  ntent-Length: 0....                              
>>>                      #
>>> U 192.168.0.2:5062 -> 192.168.0.5:5060
>>>  CANCEL 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 CANCEL..Max-Forwards:
>>> 70..User-Agent:
>>> X-Lite release 1103m..
>>>  Content-Length: 0....                            
>>>                      #
>>> U 192.168.0.2:5062 -> 192.168.0.5:5060
>>>  CANCEL 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 CANCEL..Max-Forwards:
>>> 70..User-Agent:
>>> X-Lite release 1103m..
>>>  Content-Length: 0....                            
>>>                      #
>>> U 192.168.0.2:5062 -> 192.168.0.5:5060
>>>  CANCEL 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 CANCEL..Max-Forwards:
>>> 70..User-Agent:
>>> X-Lite release 1103m..
>>>  Content-Length: 0....                            
>>>                      #
>>> U 192.168.0.5:5060 -> 192.168.0.2:5062
>>>  SIP/2.0 408 Request Timeout..Via: SIP/2.0/UDP
>>> 192.168.0.2:5062;rport=5062;b
>>>
>>> ranch=z9hG4bKE29503D9D8CF4A479B6D9DDB17C5CFC1..From:
>>> 102 <sip:102 at voip.com:
>>>  5062>;tag=3282942385..To:
>>> <sip:9999999999 at voip.com>;tag=a6a1c5f60faecf035a1
>>>  ae5b6e96e979a-6e9f..Call-ID:
>>> 29469D19-CDF1-49ED-8245-A67E1B1DBB88 at 192.168.0
>>>  .2..CSeq: 940 INVITE..Server: Sip EXpress router
>>> (0.9.2 (i386/linux))..Cont
>>>  ent-Length: 0..Warning: 392 192.168.0.5:5060
>>> "Noisy
>>> feedback tells:  pid=29
>>>  51 req_src_ip=192.168.0.2 req_src_port=5062
>>> in_uri=sip:9999999999 at voip.com
>>>   
>>
>> === message truncated ===
>>
>> __________________________________________________
>> Do You Yahoo!?
>> Tired of spam?  Yahoo! Mail has the best spam protection around 
>> http://mail.yahoo.com
>> ------------------------------------------------------------------------
>>
>>
>> <<< Log from 192.168.0.5 started May 26, 2005, 10:53:10 >>>
>> #                                                                               
>> 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=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voi
>>  p.com:5062>;tag=2354273279..To: <sip:9999999999 at voip.com>..Contact: 
>> <sip:10
>>  2 at 192.168.0.2:5062>..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.
>>  0.2..CSeq: 55437 INVITE..Max-Forwards: 70..Content-Type: 
>> application/sdp..U
>>  ser-Agent: X-Lite release 1103m..Content-Length: 262....v=0..o=102 
>> 24393782
>>  4 243937884 IN IP4 192.168.0.2..s=X-Lite..c=IN IP4 192.168.0.2..t=0 
>> 0..m=au
>>  dio 8000 RTP/AVP 0 8 3 98 96..a=rtpmap:0 pcmu/8000..a=rtpmap:8 
>> pcma/8000..a
>>  =rtpmap:3 gsm/8000..a=rtpmap:98 iLBC/8000..a=rtpmap:96 
>> telephone-event/8000
>>  ..a=fmtp: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=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 
>>
>>   102 <sip:102 at voip.com:5062>;tag=2354273279..To: 
>> <sip:9999999999 at voip.com>.
>>  .Call-ID: 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0.2..CSeq: 
>> 55437 INV
>>  ITE..Server: Sip EXpress router (0.9.2 
>> (i386/linux))..Content-Length: 0..Wa
>>  rning: 392 192.168.0.5:5060 "Noisy feedback tells:  pid=991 
>> req_src_ip=192.
>>  168.0.2 req_src_port=5062 in_uri=sip:9999999999 at voip.com 
>> out_uri=sip:999999
>>  9999 at voip.com 
>> via_cnt==1"....                                              #
>> U 192.168.0.5:5060 -> 192.168.0.2:5060
>>  INVITE sip:9999999999 at voip.com SIP/2.0..Record-Route: 
>> <sip:192.168.0.5;ftag
>>  =2354273279;lr=on>..Via: SIP/2.0/UDP 
>> 192.168.0.5;branch=z9hG4bK078b.d58ef0f
>>  1.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;rport=5062;branch=z9hG4bKC51A010562E
>>  F4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voip.com:5062>;tag=2354273279..To
>>  : <sip:9999999999 at voip.com>..Contact: 
>> <sip:102 at 192.168.0.2:5062>..Call-ID: 
>>  60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0.2..CSeq: 55437 
>> INVITE..Max-F
>>  orwards: 16..Content-Type: application/sdp..User-Agent: X-Lite 
>> release 1103
>>  m..Content-Length: 262....v=0..o=102 243937824 243937884 IN IP4 
>> 192.168.0.2
>>  ..s=X-Lite..c=IN IP4 192.168.0.2..t=0 0..m=audio 8000 RTP/AVP 0 8 3 
>> 98 96..
>>  a=rtpmap:0 pcmu/8000..a=rtpmap:8 pcma/8000..a=rtpmap:3 
>> gsm/8000..a=rtpmap:9
>>  8 iLBC/8000..a=rtpmap:96 telephone-event/8000..a=fmtp:96 
>> 0-15..            #
>> U 192.168.0.2:5060 -> 192.168.0.5:5060
>>  SIP/2.0 100 Trying..From: 102 
>> <sip:102 at voip.com:5062>;tag=2354273279..To: <
>>  sip:9999999999 at voip.com>..Call-Id: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192
>>  .168.0.2..Cseq: 55437 INVITE..Via: SIP/2.0/UDP 
>> 192.168.0.5;branch=z9hG4bK07
>>  8b.d58ef0f1.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;rport=5062;branch=z9hG4bKC
>>  51A010562EF4A59816876A6DEACF5BF..Content-Length: 
>> 0....                     #
>> U 192.168.0.2:5060 -> 192.168.0.5:5060
>>  SIP/2.0 180 Ringing..From: 102 
>> <sip:102 at voip.com:5062>;tag=2354273279..To: 
>>  <sip:9999999999 at voip.com>;tag=19901..Call-Id: 
>> 60D7D848-8486-4E68-8191-05684
>>  A2A3EEF at 192.168.0.2..Cseq: 55437 INVITE..Via: SIP/2.0/UDP 
>> 192.168.0.5;branc
>>  h=z9hG4bK078b.d58ef0f1.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;rport=5062;bran
>>  ch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..Date: Thu, 26 May 2005 
>> 15:53:13
>>   GMT..Contact: sip:192.168.0.2..User-Agent: sipX/2.5.2 
>> (WinNT)..Accept-Lang
>>  uage: en..Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, 
>> REGISTER
>>  , SUBSCRIBE..Supported: sip-cc, sip-cc-01, timer, 
>> replaces..Content-Length:
>>   
>> 0....                                                                     
>> #
>> U 192.168.0.5:5060 -> 192.168.0.2:5062
>>  SIP/2.0 180 Ringing..From: 102 
>> <sip:102 at voip.com:5062>;tag=2354273279..To: 
>>  <sip:9999999999 at voip.com>;tag=19901..Call-Id: 
>> 60D7D848-8486-4E68-8191-05684
>>  A2A3EEF at 192.168.0.2..Cseq: 55437 INVITE..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;
>>  rport=5062;branch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..Date: 
>> Thu, 26 Ma
>>  y 2005 15:53:13 GMT..Contact: sip:192.168.0.2..User-Agent: 
>> sipX/2.5.2 (WinN
>>  T)..Accept-Language: en..Allow: INVITE, ACK, CANCEL, BYE, REFER, 
>> OPTIONS, N
>>  OTIFY, REGISTER, SUBSCRIBE..Supported: sip-cc, sip-cc-01, timer, 
>> replaces..
>>  Content-Length: 
>> 0....                                                      #
>> U 192.168.0.2:5062 -> 192.168.0.5:5060
>>  CANCEL sip:9999999999 at voip.com SIP/2.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;r
>>  port;branch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voi
>>  p.com:5062>;tag=2354273279..To: <sip:9999999999 at voip.com>..Contact: 
>> <sip:10
>>  2 at 192.168.0.2:5062>..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.
>>  0.2..CSeq: 55437 CANCEL..Max-Forwards: 70..User-Agent: X-Lite 
>> release 1103m
>>  ..Content-Length: 
>> 0....                                                    #
>> U 192.168.0.2:5062 -> 192.168.0.5:5060
>>  CANCEL sip:9999999999 at voip.com SIP/2.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;r
>>  port;branch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voi
>>  p.com:5062>;tag=2354273279..To: <sip:9999999999 at voip.com>..Contact: 
>> <sip:10
>>  2 at 192.168.0.2:5062>..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.
>>  0.2..CSeq: 55437 CANCEL..Max-Forwards: 70..User-Agent: X-Lite 
>> release 1103m
>>  ..Content-Length: 
>> 0....                                                    #
>> U 192.168.0.2:5062 -> 192.168.0.5:5060
>>  CANCEL sip:9999999999 at voip.com SIP/2.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;r
>>  port;branch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voi
>>  p.com:5062>;tag=2354273279..To: <sip:9999999999 at voip.com>..Contact: 
>> <sip:10
>>  2 at 192.168.0.2:5062>..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.
>>  0.2..CSeq: 55437 CANCEL..Max-Forwards: 70..User-Agent: X-Lite 
>> release 1103m
>>  ..Content-Length: 
>> 0....                                                       
>> #                                                                               
>> U 192.168.0.5:5060 -> 
>> 192.168.0.2:5062                                           SIP/2.0 
>> 408 Request Timeout..Via: SIP/2.0/UDP 192.168.0.2:5062;rport=5062;b   
>>  ranch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voip.com:    5062>;tag=2354273279..To: 
>> <sip:9999999999 at voip.com>;tag=a6a1c5f60faecf035a1   
>>  ae5b6e96e979a-7cb8..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0    .2..CSeq: 55437 
>> INVITE..Server: Sip EXpress router (0.9.2 (i386/linux))..Co   
>>  ntent-Length: 0..Warning: 392 192.168.0.5:5060 "Noisy feedback 
>> tells:  pid=    996 req_src_ip=192.168.0.2 req_src_port=5062 
>> in_uri=sip:9999999999 at voip.com     out_uri=sip:9999999999 at voip.com 
>> via_cnt==0"....                              
>> #                                                                               
>> U 192.168.0.5:5060 -> 
>> 192.168.0.2:5060                                           CANCEL 
>> sip:9999999999 at voip.com SIP/2.0..Via: SIP/2.0/UDP 
>> 192.168.0.5;branch    =z9hG4bK078b.d58ef0f1.0..From: 102 
>> <sip:102 at voip.com:5062>;tag=2354273279..    Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0.2..To: <sip:9999999   
>>  999 at voip.com>..CSeq: 55437 CANCEL..User-Agent: Sip EXpress 
>> router(0.9.2 (i3    86/linux))..Content-Length: 
>> 0....                                             
>> #                                                                               
>> U 192.168.0.2:5060 -> 
>> 192.168.0.5:5060                                           SIP/2.0 
>> 200 OK..From: 102 <sip:102 at voip.com:5062>;tag=2354273279..To: <sip:   
>>  9999999999 at voip.com>..Call-Id: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168    .0.2..Cseq: 55437 
>> CANCEL..Via: SIP/2.0/UDP 192.168.0.5;branch=z9hG4bK078b.d   
>>  58ef0f1.0..Content-Length: 
>> 0....                                              
>> #                                                                               
>> U 192.168.0.2:5060 -> 
>> 192.168.0.5:5060                                           SIP/2.0 
>> 487 Request Terminated..From: 102 <sip:102 at voip.com:5062>;tag=23542   
>>  73279..To: <sip:9999999999 at voip.com>;tag=19901..Call-Id: 
>> 60D7D848-8486-4E68    -8191-05684A2A3EEF at 192.168.0.2..Cseq: 55437 
>> INVITE..Via: SIP/2.0/UDP 192.16   
>>  8.0.5;branch=z9hG4bK078b.d58ef0f1.0..Via: SIP/2.0/UDP 
>> 192.168.0.2:5062;rpor   
>>  t=5062;branch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..Date: Thu, 26 
>> May 20    05 15:53:43 GMT..Allow: INVITE, ACK, CANCEL, BYE, REFER, 
>> OPTIONS, NOTIFY, R    EGISTER, SUBSCRIBE..User-Agent: sipX/2.5.2 
>> (WinNT)..Accept-Language: en..Su    pported: sip-cc, sip-cc-01, 
>> timer, replaces..Contact: sip:192.168.0.2..Cont    ent-Length: 
>> 0....                                                             
>> #                                                                               
>> U 192.168.0.5:5060 -> 
>> 192.168.0.2:5060                                           ACK 
>> sip:9999999999 at voip.com SIP/2.0..Via: SIP/2.0/UDP 
>> 192.168.0.5;branch=z9    hG4bK078b.d58ef0f1.0..From: 102 
>> <sip:102 at voip.com:5062>;tag=2354273279..Cal    l-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0.2..To: 
>> <sip:9999999999    @voip.com>;tag=19901..CSeq: 55437 ACK..User-Agent: 
>> Sip EXpress router(0.9.2     (i386/linux))..Content-Length: 
>> 0....                                         
>> #                                                                               
>> U 192.168.0.2:5060 -> 
>> 192.168.0.5:5060                                           SIP/2.0 
>> 200 OK..From: 102 <sip:102 at voip.com:5062>;tag=2354273279..To: <sip:   
>>  9999999999 at voip.com>..Call-Id: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168    .0.2..Cseq: 55437 
>> CANCEL..Contact: <sip:9999999999 at 192.168.0.2:5060>..Via:    
>>  SIP/2.0/UDP 192.168.0.5;branch=z9hG4bK078b.d58ef0f1.0..Date: Thu, 26 
>> May 20    05 15:53:43 GMT..Allow: INVITE, ACK, CANCEL, BYE, REFER, 
>> OPTIONS, NOTIFY, R    EGISTER, SUBSCRIBE..User-Agent: sipX/2.5.2 
>> (WinNT)..Accept-Language: en..Su    pported: sip-cc, sip-cc-01, 
>> timer, replaces..Content-Length: 0....            
>> #                                                                               
>> U 192.168.0.5:5060 -> 
>> 192.168.0.2:5062                                           SIP/2.0 
>> 408 Request Timeout..Via: SIP/2.0/UDP 192.168.0.2:5062;rport=5062;b   
>>  ranch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voip.com:    5062>;tag=2354273279..To: 
>> <sip:9999999999 at voip.com>;tag=a6a1c5f60faecf035a1   
>>  ae5b6e96e979a-7cb8..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0    .2..CSeq: 55437 
>> INVITE..Server: Sip EXpress router (0.9.2 (i386/linux))..Co   
>>  ntent-Length: 0..Warning: 392 192.168.0.5:5060 "Noisy feedback 
>> tells:  pid=    996 req_src_ip=192.168.0.2 req_src_port=5062 
>> in_uri=sip:9999999999 at voip.com     out_uri=sip:9999999999 at voip.com 
>> via_cnt==0"....                              
>> #                                                                               
>> U 192.168.0.5:5060 -> 
>> 192.168.0.2:5062                                           SIP/2.0 
>> 408 Request Timeout..Via: SIP/2.0/UDP 192.168.0.2:5062;rport=5062;b   
>>  ranch=z9hG4bKC51A010562EF4A59816876A6DEACF5BF..From: 102 
>> <sip:102 at voip.com:    5062>;tag=2354273279..To: 
>> <sip:9999999999 at voip.com>;tag=a6a1c5f60faecf035a1   
>>  ae5b6e96e979a-7cb8..Call-ID: 
>> 60D7D848-8486-4E68-8191-05684A2A3EEF at 192.168.0    .2..CSeq: 55437 
>> INVITE..Server: Sip EXpress router (0.9.2 (i386/linux))..Co   
>>  ntent-Length: 0..Warning: 392 192.168.0.5:5060 "Noisy feedback 
>> tells:  pid=    996 req_src_ip=192.168.0.2 req_src_port=5062 
>> in_uri=sip:9999999999 at voip.com     out_uri=sip:9999999999 at voip.com 
>> via_cnt==0"....                              <<< Log from 192.168.0.5 
>> ended May 26, 2005, 10:54:17 >>>
>>  
>>
>> ------------------------------------------------------------------------
>>
>> _______________________________________________
>> Serusers mailing list
>> serusers at lists.iptel.org
>> http://lists.iptel.org/mailman/listinfo/serusers
>>  
>>
>
> _______________________________________________
> Serusers mailing list
> serusers at lists.iptel.org
> http://lists.iptel.org/mailman/listinfo/serusers


-- 
  
ISC Network Engineering
The University of Pennsylvania
3401 Walnut Street, Suite 221A
Philadelphia, PA 19104  


voice: 215-573-8396 

       215-746-8001

fax: 215-898-9348    

sip:blairs at upenn.edu




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