How Asterisk dialplans work: contexts isolate call routing by endpoint, extensions match dialed numbers using patterns, and priorities run application...
Register two PJSIP endpoints, write a minimal dialplan, and make internal calls between phones. Step-by-step from a fresh Asterisk install to two exte...
Simple auto-attendant using Background() and WaitExten() to play a greeting and route callers to different contexts by keypress.
Restrict SIP registration and call traffic to trusted IP ranges using PJSIP ACLs, blocking scanners and brute-force attacks before authentication is a...