[Asterisk-Dev] Asterisk registration requirements API

[alex at pilosoft.com]

On Sat, 19 Feb 2005, Sadie Louise wrote:

> I'm developing a SIP client that's working fine for P2P calls. Now, I'd
> like to connect with PSTN Network using asterisk IP PBX. My asterisk
> it's runnig fine and I can use a linux phone to make test calls through
> PSTN. Now I want to develop my own windows sip client.
> 
> Which information do I need to programing in my sip client to connect in
> the Asterisk SIP channel and make PSTN calls through my sip and
> asterisk?
It is called *drum roll* rfc 3261. There's no API, just standard 
"REGISTER" call, well-documented in RFC. Take this to -users.