[SIPForum-discussion] About Header Contact

[vinoth]

Hi., 
    
          It can be anyone as you said., or even Both.,

For Eg:

Contact: sip:199.175.2.192:36000;

or

Contact: sip:euclid at parthenon.athens.gr

or

Contact: mailto:euclid at geometry.org

or (even two or More within the Same Message.)

Contact: sip:euclid at parthenon.athens.gr
Contact: mailto:euclid at geometry.org


Regards,
Vinoth Kumar.
Mobax Networks, Coimbatore.





---------- Original Message ----------------------------------
From: "Francesco Paolo Landolfo" <francesco.landolfo at gmail.com>
Date:  Thu, 1 Mar 2007 15:14:23 +0100

>Hi,
>I have the following doubt.
>Suppose that you have two client:
>
>   - A (sip:a at mydomain.org);
>   - B ( sip:b at mydomain.org).
>
>Suppose you have a Sip Proxy Server too.
>
>I want to setup a call session using Sip Proxy Server. (Please see the
>attached file)
>
>When B sends 180 RINGING back to the client A, does it writes in the Contact
>header its sip address  (Contact: "B" < sip:B at mydomain.org>) or its address
>of care (Contact: "A" < sip:B at 100.101.102.103>) ???
>
>What is the standard method?
>
>Thanks,
>Francesco Paolo Landolfo
>
>-- 
>Ciò che facciamo in vita riecheggia nell'eternità ...(Il Gladiatore)
>"Noodles, cos'hai fatto in tutti questi anni?" " Sono andato a letto
>presto." (C'era una volta in America)
>E adesso so cosa devo fare, devo continuare a respirare perché domani il
>sole sorgerà e chissà la marea cosa potrà portare. (Cast Away)
>Il progresso! Sempre tardi arriva. (Nuovo Cinema Paradiso)
>
>