[cisco1751] type=friend host=192.168.10.2 canreinvite=no context=from_city allowtransfer=no allowoverlap=no disallow=all allow=alaw t38pt_udptl=no progressinband=yes insecure=port,invite dtmfmode=rfc2833 deny=0.0.0.0/0.0.0.0 permit=192.168.10.2