Freedomphone

[Neil Johnson]

On Wednesday 19 November 2003 05:33 pm, Dave Howe wrote:
> Steve Schear wrote:
> > No, but this may be of interest.
> > http://www.technologyreview.com/articles/wo_hellweg111903.asp
> >
> > Its closed source but claims to use AES.
>
> *nods*
> closed source, proprietory protocol, as opposed to SIP which is an RFC
> standard (and interestingly, is supported natively by WinXP)
> Might not be snakeoil, but I am giving it a wide berth anyhow.

SIP is just the part of the VoIP protocols that handling signaling (off-hook, 
dialing digits, ringing the phone, etc.). The voice data is handled by 
Real-Time Streaming Protocol (RTSP), one stream for each direction.


-- 
Neil Johnson
http://www.njohnsn.com
PGP key available on request.