[sr-dev] About SIP and TEL uri in SR

[Klaus Darilion]

Iñaki Baz Castillo schrieb:
> El Jueves, 6 de Agosto de 2009, Olle E. Johansson escribió:
>>> Why should a SIP proxy manage XMPP URI?
>> sip router already has XMPP gateways. In order to send instant
>> messages or set up calls to URI's in the XMPP name space, it's easier
>> to use that than having to mangle it with various strange methods.
>>
>>
>> MESSAGE sip:inaki at aliax.net
>> From: xmpp:oej at edvina.net
>> To: sip:inaki at aliax.net
>>
>> See?
> 
> This means that the receipt of the request (my softphone) should also allow 
> XMPP URI to display the From. Since no RFC states it, why should my softphone 
> implement it?

Because RFC 3261 defines it:

 From        =  ( "From" / "f" ) HCOLON from-spec
from-spec   =  ( name-addr / addr-spec )
                *( SEMI from-param )
addr-spec      =  SIP-URI / SIPS-URI / absoluteURI
                                       ^^^^^^^^^^^^^^

regards
klaus