| +!===::Asterisk Configuration Examples::=== |
| |
| +!!Incoming and Outgoing Settings |
| + |
| + |
| +here's a basic asterisk configuration to place and receive calls through t-online.de, the germans leading telephone provider. |
| + |
| +Assume your telephone number is +49 30 8151234, your username is your telephone number without ld prefix. |
| +For example 0308151234. |
| + |
| +In __sip.conf__: |
| +^ |
| +~pp~ |
| +[general] |
| +register => username:password:username@tel.t-online.de@tel.t-online.de/username~480 |
| + |
| +;; Deutsche Telekom AG |
| +[t-online.de] |
| +defaultuser=username@tel.t-online.de |
| +fromuser=username |
| +secret=password |
| +context=incoming |
| +extension=username |
| +type=peer |
| +host=tel.t-online.de |
| +fromdomain=tel.t-online.de |
| +realm=tel.t-online.de |
| +nat=no |
| +directmedia=no |
| +insecure=port,invite |
| +canreinvite=yes |
| +dtmfmode=inband |
| +qualify=yes |
| +session-timers=refuse ; Important! |
| +allow=!all,alaw,g722 |
| +~/pp~ |
| +^ |
| + |
| +In __extensions.conf__: |
| +^ |
| +~pp~ |
| +[incoming] |
| +exten => username,1,Verbose(Incoming call via DTAG) |
| + same => n,Dial(SIP/john) |
| + same => n,Hangup |
| + |
| +[trunk-dtag] |
| +exten => _X.,1,Verbose(Outgoing call via DTAG) |
| + same => n,Set(CALLERID(all)=username) |
| + same => n,Dial(SIP/t-online.de/${EXTEN},180,rg) |
| + same => n,Hangup |
| +~/pp~ |
| +^ |
| + |
| +!!Known issues |
| + |
| +Telekom didn't support session timers yet. Without "session-timers=refuse" in __sip.conf__ calls getting dropped every 30 minutes. |
| + |
| +If this Message occurs append "~480" to the register-line at sip.conf: |
| +~pp~[Mar 20 23:43:49] WARNING[15603]: chan_sip.c:20749 handle_response_register: Got 423 Interval too brief for service username@tel.t-online.de, minimum is 480 seconds |
| +[Mar 20 23:51:34] WARNING[15603]: chan_sip.c:20749 handle_response_register: Got 423 Interval too brief for service username@tel.t-online.de, minimum is 480 seconds |
| +[Mar 20 23:59:20] WARNING[15603]: chan_sip.c:20749 handle_response_register: Got 423 Interval too brief for service username@tel.t-online.de, minimum is 480 seconds~/pp~ |