Microsoft RTC Client gives you NO control about managing SIP session and
mid call media negotiation. Its a pretty high level API and is good only
for basic SIP enabling of your application.

Use Open SIP code along with JMF (Java Media Framework) to build a
customizable, flexible solution.

Salman

On Tue, 19 Aug 2003, Rizwan Usman wrote:

> Hi All,
>
>  Hope everyone is fine out there. Well I have certain confusions about
> the SIP. SIP is primarily for Session establishment and maintenance. The
> data to be transmitted during this session is to be decided by the two
> parties. How this is done and what about the port utilization on SIP end
> and during the communicating (e-g RTP most common).
> Secondly about the Microsoft RTC client is it fully SIP compliant API.
> Like it maintains the Session and uses RTP for communication or is there
> some thing else. I need details description on these issues
> (Theoretical).
> Now coming on implementation side, I am trying to use RTC client with
> Dialogic DM-IP Link 3031A Card for SIP integration. Can anyone
> experienced it, Please reply me personally if you can help me out, I
> have troubling in signal forwarding back to dialogic device from SIP
> client.
>
> Regards,
> Rizwan Usman
>
>

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