[Serusers] TCP<->UDP problem

Andrei Pelinescu-Onciul pelinescu-onciul at fokus.fraunhofer.de
Mon Jul 19 16:24:04 CEST 2004


On Jul 19, 2004 at 13:30, Sergio Miguel <sergio at cooltechintl.com> wrote:
> Hello,
> 
> With the default configuration of SER 0.8.12, and two registered UA's using TCP as transport protocol, when I try to make a call between them, the call arrives in UDP packets ! This is the scenario:
> 
>             TCP                               TCP
> UA1 <---------> SIP SERVER <-----------> UA2
> 
> The UA's are registered to the SIP server using the "transport=tcp" flag in the Contact field, for example:
> "Contact: 12345678 at 80.37.88.152:13245;transport=tcp"
> 
> But when UA1 calls UA2 ( using the TCP connection ), the INVITE is resent over UDP to the port specified in the Contact field, instead of using the established TCPconnection.

This should work. What's the uri in the INVITE?
Send also some network dumps.

Andrei




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