2013/5/30 Olle E. Johansson <oej(a)edvina.net>
30 maj 2013 kl. 11:38 skrev Khoa Pham
<onmyway133(a)gmail.com>om>:
When I make REGISTER request to server Kamailio.
Kamailio sometimes
return me REGISTER 200 OK response with many Contacts in Contact
header
field
Contact:
<sip:user1@1.1.1.1:58492;transport=TLS;ob><sip:user1@1.1.1.1:58492;transport=TLS;ob>
;expires=29;received="sip:1.1.1.1:58492;transport=TLS",
<sip:user1@3.3.3.3:58520;transport=TLS;ob><sip:user1@3.3.3.3:58520;transport=TLS;ob>
;expires=244,
<sip:user1@1.1.1.1:58529;transport=TLS;ob><sip:user1@1.1.1.1:58529;transport=TLS;ob>
;expires=284;received="sip:1.1.1.1:58529;transport=TLS",
<sip:user1@3.3.3.3:58548;transport=TLS;ob><sip:user1@3.3.3.3:58548;transport=TLS;ob>
;expires=329,
<sip:user1@3.3.3.3:58562;transport=TLS;ob><sip:user1@3.3.3.3:58562;transport=TLS;ob>
;expires=393,
<sip:user1@1.1.1.1:58571;transport=TLS;ob><sip:user1@1.1.1.1:58571;transport=TLS;ob>
;expires=483;received="sip:1.1.1.1:58571;transport=TLS",
<sip:user1@2.2.2.2:58588;transport=TLS;ob><sip:user1@2.2.2.2:58588;transport=TLS;ob>
;expires=538,
<sip:user1@1.1.1.1:58600;transport=TLS;ob><sip:user1@1.1.1.1:58600;transport=TLS;ob>
;expires=587;received="sip:1.1.1.1:58600;transport=TLS",
<sip:user1@2.2.2.2:58611;transport=TLS;ob><sip:user1@2.2.2.2:58611;transport=TLS;ob>
;expires=630,
<sip:user1@1.1.1.1:58624;transport=TLS;ob><sip:user1@1.1.1.1:58624;transport=TLS;ob>
;expires=670;received="sip:1.1.1.1:58624;transport=TLS",
<sip:user1@2.2.2.2:58632;transport=TLS;ob><sip:user1@2.2.2.2:58632;transport=TLS;ob>
;expires=706,
<sip:user1@1.1.1.1:58650;transport=TLS;ob><sip:user1@1.1.1.1:58650;transport=TLS;ob>
;expires=826;received="sip:1.1.1.1:58650;transport=TLS",
<sip:user1@2.2.2.2:58661;transport=TLS;ob><sip:user1@2.2.2.2:58661;transport=TLS;ob>
;expires=900;+sip.instance="<urn:uuid:00000000-0000-0000-0000-00007dtrf0a4c>";reg-id=1
Why is that ?
The SIP standard says that the response should include ALL current
registrations. These are registrations that has not expired yet.
/O
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