In article <1129272689.639962.212340@g14g2000cwa.googlegroups .com>, "Maxim Yegorushkin" <maxim.yegorushkin@gmail.com> writes:
UDP Hole Punching is not standardized and does not work with all
NATs, so NAT remains a concern for SDP. (And I might point out
that when SDP was introduced - late - into the discussion, it was
as "protocols like SDP", and not SDP exclusively.)

--
Michael Wojcik michael.wojcik@microfocus.com

Then a good friend got very ill, and it made Pernsteiner realize that
"life is short. This was an opportunity to be silly."

STUN, rcf 3489 is and works with most NATs.