[SIPForum-discussion] FORMAT FOR A SIPS URI

Stephen James sjames_1958 at yahoo.com
Sat Oct 1 23:33:44 UTC 2011

The phone-context parameter is a tel uri parameter and is attached to the user portion. 
See tel uri RFC for this and 3261 for how tel uris are converted to sip URIs. 
These are all valid URIs. 


Sent from my iPad

On Sep 29, 2011, at 14:58, OSWALDO TORRES <waldoto at yahoo.com> wrote:

> Hello, my ISP send me that INVITE.
> I have a doubt in the URI.
> Received: 
> INVITE sip:6795;phone-context=local at ntlpba.mx;user=phone;behindnat SIP/2.0
> From: <sip:8182213405;phone-context=national at ntlpba.mx;user=phone>;tag=80315
> To: <sip:6795;phone-context=local at ntlpba.mx;user=phone>
> Is correct, that format sip:user;uri-parameters=parameter-value at domain;uri-parameters=parameter-value;behindnat SIP/2.0
> O it must be:
> sip:user at domain;uri-parameters=parameter-value;uri-parameters=parameter-value;behindnat SIP/2.0
> Basically, my doubt is after the user must have the domain or not ?
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