hi steve underwood has released g.722 here: http://soft-switch.org/ downloads/non-gpl-bits.tgz are there any chance of getting asterisk support for 16k sample rates? roy -- Roy Sigurd Karlsbakk roy at karlsbakk.net (+47) 98013356 --- In space, loud sounds, like explosions, are even louder because there is no air to get in the way.