[Users] BYE relay issue

kaiser kaiser at gentrice.net
Tue May 22 15:20:07 CEST 2007 

Dear Sir,

This is the Packet in initial Proxy:


UA ----> Proxy1 ---> proxy2 ...... -----> called UA

Voice is ok, Invite, ACK, are fine, only BYE has trouble when called  
hang up first.

The call signal packets close to Proxy 1

thanks


-----Invite from UA

sip:0908900000 at sip.edu;user=phone SIP/2.0
Via: SIP/2.0/UDP 192.168.0.12:2051;branch=z9hG4bK-kblxgjx7vsj6;rport
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 INVITE
Max-Forwards: 70
Contact: <sip:0709802020 at 192.168.0.12:2051;line=5bj76qg6>;flow-id=1
P-Key-Flags: resolution="31x13", keys="4"
User-Agent: snom360/6.5.1
Accept: application/sdp
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE,  
PRACK, MESSAGE, INFO
Allow-Events: talk, hold, refer
Supported: timer, 100rel, replaces, callerid
Session-Expires: 3600;refresher=uas
Min-SE: 90
Content-Type: application/sdp
Content-Length: 424

v=0
o=root 1112263304 1112263304 IN IP4 192.168.0.12
s=call
c=IN IP4 192.168.0.12
t=0 0
m=audio 50530 RTP/AVP 18 4 0 8 3 101
a=crypto:1 AES_CM_128_HMAC_SHA1_32 inline: 
3GR6bicZ4axFL3M0iBo9rx84mGt9TNWJIfgyMprL
a=rtpmap:18 g729/8000
a=rtpmap:4 g723/8000
a=rtpmap:0 pcmu/8000
a=rtpmap:8 pcma/8000
a=rtpmap:3 gsm/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=encryption:optional
a=sendrecv


SIP/2.0 100 trying -- your call is important to us
Via: SIP/2.0/UDP 192.168.0.12:2051;branch=z9hG4bK- 
kblxgjx7vsj6;rport=2051;received=59.120.208.208
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 INVITE
Content-Length: 0

------ Invite from 1st Proxy to 2nd Proxy

INVITE sip:0908900000 at sip.org:5060;user=phone SIP/2.0
Record-Route: <sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on>
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK2e5a.835198e5.0
Via: SIP/2.0/UDP  
192.168.0.12:2051;received=59.120.208.208;branch=z9hG4bK- 
kblxgjx7vsj6;rport=2051
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 INVITE
Max-Forwards: 69
Contact: <sip:0709802020 at 59.120.208.208:2051;line=5bj76qg6>;flow-id=1
P-Key-Flags: resolution="31x13", keys="4"
User-Agent: snom360/6.5.1
Accept: application/sdp
Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, SUBSCRIBE,  
PRACK, MESSAGE, INFO
Allow-Events: talk, hold, refer
Supported: timer, 100rel, replaces, callerid
Session-Expires: 3600;refresher=uas
Min-SE: 90
Content-Type: application/sdp
Content-Length: 426

v=0
o=root 1112263304 1112263304 IN IP4 192.168.0.12
s=call
c=IN IP4 1.2.3.4
t=0 0
m=audio 35054 RTP/AVP 18 4 0 8 3 101
a=crypto:1 AES_CM_128_HMAC_SHA1_32 inline: 
3GR6bicZ4axFL3M0iBo9rx84mGt9TNWJIfgyMprL
a=rtpmap:18 g729/8000
a=rtpmap:4 g723/8000
a=rtpmap:0 pcmu/8000
a=rtpmap:8 pcma/8000
a=rtpmap:3 gsm/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=encryption:optional
a=sendrecv



SIP/2.0 100 trying -- your call is important to us
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK2e5a.835198e5.0
Via: SIP/2.0/UDP  
192.168.0.12:2051;received=59.120.208.208;branch=z9hG4bK- 
kblxgjx7vsj6;rport=2051
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 INVITE
Content-Length: 0


------- Proxy receive Callee Answer packet

SIP/2.0 200 OK
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK2e5a.835198e5.0
Via: SIP/2.0/UDP  
192.168.0.12:2051;received=59.120.208.208;branch=z9hG4bK- 
kblxgjx7vsj6;rport=2051
Record-Route: <sip:16.3.0.100;lr=on;ftag=ooqjvbi7ql>
Record-Route: <sip:5.6.7.8;lr=on;ftag=ooqjvbi7ql>
Record-Route: <sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on>
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>;tag=as1b41fbeb
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 INVITE
User-Agent: Gentrice_IPPBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY
Supported: replaces
Contact: <sip:7777 at 163.30.0.199>
Content-Type: application/sdp
Content-Length: 287

v=0
o=root 23878 23878 IN IP4 163.30.0.199
s=session
c=IN IP4 16.3.0.100
t=0 0
m=audio 57124 RTP/AVP 3 0 8 101
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSupp:off - - - -
a=ptime:20
a=sendrecv


----------OK relay to UA


SIP/2.0 200 OK
Via: SIP/2.0/UDP  
192.168.0.12:2051;received=59.120.208.208;branch=z9hG4bK- 
kblxgjx7vsj6;rport=2051
Record-Route: <sip:16.3.0.100;lr=on;ftag=ooqjvbi7ql>
Record-Route: <sip:5.6.7.8;lr=on;ftag=ooqjvbi7ql>
Record-Route: <sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on>
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>;tag=as1b41fbeb
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 INVITE
User-Agent: Gentrice_IPPBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY
Supported: replaces
Contact: <sip:7777 at 163.30.0.199>
Content-Type: application/sdp
Content-Length: 289

v=0
o=root 23878 23878 IN IP4 163.30.0.199
s=session
c=IN IP4 1.2.3.4
t=0 0
m=audio 35054 RTP/AVP 3 0 8 101
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSupp:off - - - -
a=ptime:20
a=sendrecv


------ACK received from UA

ACK sip:7777 at 163.30.0.199 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.12:2051;branch=z9hG4bK-us1wrcp6otau;rport
Route: <sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on>
Route: <sip:5.6.7.8;lr=on;ftag=ooqjvbi7ql>
Route: <sip:16.3.0.100;lr=on;ftag=ooqjvbi7ql>
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>;tag=as1b41fbeb
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 ACK
Max-Forwards: 70
Contact: <sip:0709802020 at 192.168.0.12:2051;line=5bj76qg6>;flow-id=1
Content-Length: 0

------ACK relay to next proxy

ACK sip:7777 at 163.30.0.199 SIP/2.0
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK2e5a.835198e5.2
Via: SIP/2.0/UDP  
192.168.0.12:2051;received=59.120.208.208;branch=z9hG4bK- 
us1wrcp6otau;rport=2051
Route: <sip:5.6.7.8;lr=on;ftag=ooqjvbi7ql>
Route: <sip:16.3.0.100;lr=on;ftag=ooqjvbi7ql>
From: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
To: <sip:0908900000 at sip.edu;user=phone>;tag=as1b41fbeb
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 1 ACK
Max-Forwards: 69
Contact: <sip:0709802020 at 192.168.0.12:2051;line=5bj76qg6>;flow-id=1
Content-Length: 0



----Called party hangup



BYE sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on SIP/2.0
Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.bd89ce13.0
Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.ad89ce13.0
Via: SIP/2.0/UDP 16.3.0.100;branch=z9hG4bKc74c.321ef5e3.0
Via: SIP/2.0/UDP 163.30.0.199:5060;branch=z9hG4bK75e8d6f3;rport=5060
From: <sip:0908900000 at sip.edu;user=phone>;tag=as1b41fbeb
To: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 102 BYE
User-Agent: Gentrice_IPPBX
Max-Forwards: 67
Content-Length: 0

-----Looped Bye ...

BYE sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on SIP/2.0
Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKc74c.3714a4e7.0
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKc74c.2714a4e7.0
Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKc74c.1714a4e7.0
Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.bd89ce13.0
Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.ad89ce13.0
Via: SIP/2.0/UDP 16.3.0.100;branch=z9hG4bKc74c.321ef5e3.0
Via: SIP/2.0/UDP 163.30.0.199:5060;branch=z9hG4bK75e8d6f3;rport=5060
From: <sip:0908900000 at sip.edu;user=phone>;tag=as1b41fbeb
To: "0709802020 kl" <sip:0709802020 at sip.edu>;tag=ooqjvbi7ql
Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
CSeq: 102 BYE
User-Agent: Gentrice_IPPBX
Max-Forwards: 64
Content-Length: 0


在 2007/5/22 下午 8:29 時，Klaus Darilion 寫到：

> Further, describe your setup:
> IP addresses of the proxies
> IP addresses of the clients
>
> kaiser wrote:
>> Hi,
>>
>> Thanks for your help, this is the invite from initial proxy:
>>
>>
>> sip:0908900000 at sip.ipox.org.tw:5060;user=phone SIP/2.0
>> Record-Route: <sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on>
>> Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK2e5a.835198e5.0
>> Via: SIP/2.0/UDP
>> 192.168.0.12:2051;received=59.120.208.208;branch=z9hG4bK- 
>> kblxgjx7vsj6;rport=2051
>>
>> From: "0909802020 kl" <sip:0709802020 at sip.edu.tw>;tag=ooqjvbi7ql
>> To: <sip:0908900000 at sip.edu.tw;user=phone>
>> Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
>> CSeq: 1 INVITE
>> Max-Forwards: 69
>> Contact: <sip:0909802020 at 59.120.208.208:2051;line=5bj76qg6>;flow-id=1
>>
>>
>> do you mean we have to add username in record_route?
>>
>> best regards
>> kaiser
>>
>>
>>
>>
>> 在 2007/5/22 上午 1:21 時，Klaus Darilion 寫到：
>>
>>> Hi!
>>>
>>> AS this is probably a loose-route problem you have to provide a  
>>> log of
>>> the initial INVITE too.
>>>
>>> regards
>>> klaus
>>>
>>> kaiser wrote:
>>>> Dear sir,
>>>> We install 3 openser 1.1.0 in public internet, and we find a BYE
>>>> relay issue to caller SIP UA.
>>>>   UA(a)-------Proxy1 --------Proxy2 ----Proxy 3 ---------UA(b)
>>>> We make call from UA(a) to UA (b), if UA(b) send Bye first, UA 
>>>> (a) can
>>>> not get Bye.
>>>> The packet is from Proxy2 to Proxy1 as following
>>>> BYE sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on SIP/2.0
>>>> Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
>>>> Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
>>>> Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.bd89ce13.0
>>>> Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.ad89ce13.0
>>>> Via: SIP/2.0/UDP 100.200.100.200;branch=z9hG4bKc74c.321ef5e3.0
>>>> Via: SIP/2.0/UDP  
>>>> 100.200.100.199:5060;branch=z9hG4bK75e8d6f3;rport=5060
>>>> From: <sip:0908900000 at sip.edu.tw;user=phone>;tag=as1b41fbeb
>>>> To: "0909802020 kl" <sip:0909802020 at sip.edu.tw>;tag=ooqjvbi7ql
>>>> Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
>>>> CSeq: 102 BYE
>>>> User-Agent: Gentrice_IPPBX
>>>> Max-Forwards: 67
>>>> Content-Length: 0
>>>> Then bye is looping in proxy1.
>>>> BYE sip:1.2.3.4:5060;nat=yes;ftag=ooqjvbi7ql;lr=on SIP/2.0
>>>> Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
>>>> Record-Route: <sip:5.6.7.8;lr=on;ftag=as1b41fbeb>
>>>> Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKc74c.1714a4e7.0
>>>> Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.bd89ce13.0
>>>> Via: SIP/2.0/UDP 5.6.7.8;branch=z9hG4bKc74c.ad89ce13.0
>>>> Via: SIP/2.0/UDP 100.200.100.200;branch=z9hG4bKc74c.321ef5e3.0
>>>> Via: SIP/2.0/UDP  
>>>> 100.200.100.199:5060;branch=z9hG4bK75e8d6f3;rport=5060
>>>> From: <sip:0908900000 at sip.edu.tw;user=phone>;tag=as1b41fbeb
>>>> To: "0909802020 kl" <sip:0909802020 at sip.edu.tw>;tag=ooqjvbi7ql
>>>> Call-ID: 3c275da915f9-iylvmp2wjuh0 at snom360-00041323058B
>>>> CSeq: 102 BYE
>>>> User-Agent: Gentrice_IPPBX
>>>> Max-Forwards: 66
>>>> Content-Length: 0
>>>> We used to use default script for proxy1, but the same...
>>>> And we do record_route, loose_route relay as well.
>>>> Anyone know what happen?
>>>> best regards
>>>> Thrli
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at openser.org
>>>> http://openser.org/cgi-bin/mailman/listinfo/users
>>

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