[general] context=public disallow=all allow=ulaw directmedia=no tlsenable=yes tlsbindaddr=0.0.0.0 tlscertfile=/etc/asterisk/keys/asterisk.pem tlscafile=/etc/asterisk/keys/ca.crt tlscipher=ALL tlsclientmethod=sslv3 [authentication] [phone_A] type=friend host=dynamic context=internal qualify=no mailbox=1001@default disallow=all allow=g722 allow=ulaw directmedia=no [phone_B] type=friend host=dynamic context=internal qualify=no mailbox=1002@default disallow=all allow=g722 allow=ulaw directmedia=no [phone_C] type=friend host=dynamic secret=1234 context=internal qualify=no callerid="Phone C" <2001> disallow=all allow=ulaw transport=tls encryption=yes