In message <1173027156.914235.117330@30g2000cwc.googlegroups.com>,
[email]chrisips2@gmail.com[/email] writes[color=blue]
>
>Is there any good resource that I can go to learn all about how the
>calls are set-up, transferred and what actually happens during the
>call. I am working on VOIP for a university degree course and it
>would be great if someone had some pointers on where I can go to learn
>the intrecacies of SIP and VOIP technology.
>[/color]

[url]http://www.eventhelix.com/RealtimeMantra/Telecom/[/url]

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Ian