Speak-Freely with Speex codec + NAT -- This author has joined the Speak-Freely project team. It will soon be merged in the next release.
Recommended settings: Protocol RTP, Compression: Speex
. -- normal packet
X -- packet lost and extrapolated.
I -- packet lost and interpolated from redundancy.
D -- packet dropped from arriving too late. (should increase jitter delay if you have too many of these)
[ -- start of spurt
] -- end of spurt
Skype -- controversial closed-source Windows and Linux application
TeamSpeak - Linux and Windows for gaming.
Need a game to play?
(opensource GPL for Linux, Mac, and Windows)
"Chain of Command" or "Call of Combat" at: http://www.coccentral.com/