i can register to asterisk with msn, place calls, etc. However, if I unplug the ethernet cable and get a dialup connection I get the following error when i try to place a call with MSN (i can register withoug problems); chan_sip.c (process_sdp) No compatible codec! I have disallow gsm and allow ulaw on my sip.conf Any help would be greatly appreciated. Dan ------=_NextPart_000_0025_01C2DC5D.7A514190 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=3DContent-Type content=3D"text/html; charset=3Diso-8859-1"> <META content=3D"MSHTML 6.00.2713.1100" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT face=3DArial size=3D2>Folks,</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>I cannot seem to be able to place a call from a=20 dialup connection (this is the first time I try to do this)</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>From my notebook, connected to the internet through=20 a broadband provider i can register to asterisk with msn, place calls, etc.=20 However, if I unplug the ethernet cable and get a dialup connection I get the=20 following error when i try to place a call with MSN (i can register withoug=20 problems);</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>chan_sip.c (process_sdp) No compatible=20 codec!</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>I have disallow gsm and allow ulaw on my=20 sip.conf</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>Any help would be greatly appreciated.</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>Dan</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV> </DIV></BODY></HTML> ------=_NextPart_000_0025_01C2DC5D.7A514190--