[general] port=5060 bindaddr = 10.12.34.1 ; This is specific to my network. If in doubt use 0.0.0.0 disallow=all allow=ulaw ; The default is all phones will talk to Asterisk using ulaw allow=h263 ; and h.263 video, unless otherwise disallowed videosupport=yes [3063] disallow=h263 ; Snom 200 phone doesn't have video type=friend host=dynamic username=3063 context=trustedSIP dtmfmode=inband callerid=device3063 <713063> canreinvite=no [3128] ; Linphone video phone does have video. Default is to allow h263 type=friend host=dynamic username=3128 context=trustedSIP dtmfmode=inband callerid=device3128 <713128> canreinvite=no