Comments
Context, permit, deny, auth, dtmfmode, canreinvite, nat, callgroup, language, allow, disallow, insecure, callerid and accountcode
Posted by crouse
The basic configuration options for SIP users and VoIP devices that call into your Asterisk server are as follows:
Context
permit
deny
auth 
dtmfmode
canreinvite
nat
callgroup
language
allow
disallow
insecure
callerid 
accountcode
Posted by sagitraz
Context, permit, deny, auth, dtmfmode, canreinvite, nat, callgroup, language, allow, disallow, insecure, callerid and accountcode
Posted by priyadarshan