RTC Client API

I have created a SIP phone application in vb.net 2005 it works well in xp.
but i could not make it run in Windows Vista. Is there any new updated
version of RTC Client API which works in Vista. or is there any shortcuts to
do?
Please help me?

Thanks in Advance.

You probably should post this one in the following newsgroup:
microsoft.public.vstudio.development
--
Andre
Blog: http://adacosta.spaces.live.com
My Vista Quickstart Guide:
http://adacosta.spaces.live.com/blog...3DB!9709.entry
"vcsr" <> wrote in message
news:53E49B5F-E0D4-4298-89A0-...
>I have created a SIP phone application in vb.net 2005 it works well in xp.
> but i could not make it run in Windows Vista. Is there any new updated
> version of RTC Client API which works in Vista. or is there any shortcuts
> to
> do?
> Please help me?
>
> Thanks in Advance.