RE: Fwd: I-D ACTION:draft-zimmermann-avt-zrtp-03.txt

["Allison, Art" <AAllison@xxxxxxx>]

WRT flow before billing:

Some of the older folks on list may recall that in the DBI era (Days
Before Internet), there were various telephone toll avoidance devices in
(illegal) use. 

Art

_____________
Art Allison
Director, Advanced Engineering
Science & Technology
National Association of Broadcasters
1771 N Street, NW
Washington, D.C. 20036
Phone: 202.429.5418
Fax: 202.777.4981
aallison@xxxxxxx

The National Association of Broadcasters is a trade association that
advocates on behalf of more than 8,300 free, local radio and television
stations and also broadcast networks before Congress, the Federal
Communications Commission and the Courts.

-----Original Message-----
From: owner-ietf-rtpsec@xxxxxxxxxxxx
[mailto:owner-ietf-rtpsec@xxxxxxxxxxxx] On Behalf Of Tom-PT Taylor
Sent: Monday, March 12, 2007 1:26 PM
To: Dan Wing
Cc: Christer Holmberg (JO/LMF); ietf-rtpsec@xxxxxxx
Subject: Re: Fwd: I-D ACTION:draft-zimmermann-avt-zrtp-03.txt


There's that fundamental problem: if you allow two-way media flow before
billing starts, you may never get anything to bill. So it's possible we
do have to think of this as a requirement.