Re: [Sip] SIP on top of tcp

["ajay thakur" <thakur.ajay.ietf at gmail.com>]

Thanks for reply Denis,

 

You mean to say we need to have sip-proxy in the same network to

avoid this problem? Please correct me if i m wrong.

 

Thanks

Ajay

On Mon, Mar 31, 2008 at 11:04 AM, Rémi Denis-Courmont <remi.denis-courmont at nokia.com> wrote:

Le Monday 31 March 2008 08:15:35 ext ajay thakur, vous avez écrit :

> I am new to SIP and have few doubts about SIP over tcp.
> I saw that once UAC registers with register-server, UAC closes
> tcp connection with the server. Is it intended behaviour ? I mean
> if there is any firewall presence in the network then UAC closing
> connection with UAS creates problem.
> I am confused about this. Any idea ?

While an arguable design decision, this behavior seems correct with regards to
the specification.

If you want an always-on TCP connection from the client to the server, use
sip-outbound.

--
Rémi Denis-Courmont

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