<div>Thanks for that, looks hardware modem is the only option.</div> <div> </div> <div>Mark.<BR><BR><B><I>Steve Underwood <steveu@coppice.org></I></B> wrote:</div> <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">I started the V.22bis modem in spandsp a long time ago, but I never <BR>finished it.<BR><BR>Steve<BR></BLOCKQUOTE><BR><p>