How to control N900 via DTMF remotely ?

What I mean is calling N900 as PBX and sending a series
of DTMF codes to control menu, applications, enter text
and all remotely.

Very simplified DTMF-based VNC.

Any idea, solution ?

http://blogs.microsoft.co.il/blogs/t...mentation.aspx


DTMF encoder for Linux
http://www.google.com/#hl=en&q=linux...a46ede2c2a175d