; This is the sip for asterisk 2 [general] canreinvite=no dissallow=all allow=ulaw allow=alaw allow=gsm register => asterisk2:welcome@192.168.43.157 ; First phone for this asterisk server 2 [1] type=friend callerid=Ast2Ext1 username=1 secret=welcome nat=no host=dynamic deny=0.0.0.0/0.0.0.0 permit=192.168.43.0/255.255.255.0 canreinvite=yes qualify=no mailbox=1 context=internal ; Second phone for the asterisk server 2 [2] type=friend callerid=Ast2Ext2 username=2 secret=welcome type=friend nat=no host=dynamic deny=0.0.0.0/0.0.0.0 permit=192.168.43.0/255.255.255.0 canreinvite=yes qualify=no mailbox=2 context=internal [asterisk1] type=friend username=asterisk1 secret=welcome nat=no host=dynamic context=internal