[general] context=incoming ; Default context for incoming calls bindport=5060 ; UDP Port to bind to (SIP standard port is 5060) ; bindport is the local UDP port that Asterisk will listen on bindaddr=0.0.0.0 ; IP address to bind to (0.0.0.0 binds to all) srvlookup=yes ; Enable DNS SRV lookups on outbound calls [601] type=friend secret= host=dynamic context=richmond nat=yes disallow=all allow=ulaw qualify=5000 canreinvite=no mailbox=600@richmond [602] type=friend secret= host=dynamic context=richmond nat=yes disallow=all allow=ulaw qualify=5000 canreinvite=no mailbox=600@richmond [603] type=friend secret= host=dynamic context=richmond nat=yes disallow=all allow=ulaw qualify=5000 canreinvite=no mailbox=603@richmond