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  <h2>Asterisk dialplan mode</h2>
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  ; extensions.conf - the Asterisk dial plan
  ;
  
  [general]
  ;
  ; If static is set to no, or omitted, then the pbx_config will rewrite
  ; this file when extensions are modified.  Remember that all comments
  ; made in the file will be lost when that happens.
  static=yes
  
  #include "/etc/asterisk/additional_general.conf
  
  [iaxprovider]
  switch => IAX2/user:[key]@myserver/mycontext
  
  [dynamic]
  #exec /usr/bin/dynamic-peers.pl
  
  [trunkint]
  ;
  ; International long distance through trunk
  ;
  exten => _9011.,1,Macro(dundi-e164,${EXTEN:4})
  exten => _9011.,n,Dial(${GLOBAL(TRUNK)}/${FILTER(0-9,${EXTEN:${GLOBAL(TRUNKMSD)}})})
  
  [local]
  ;
  ; Master context for local, toll-free, and iaxtel calls only
  ;
  ignorepat => 9
  include => default
  
  [demo]
  include => stdexten
  ;
  ; We start with what to do when a call first comes in.
  ;
  exten => s,1,Wait(1)			; Wait a second, just for fun
  same  => n,Answer			; Answer the line
  same  => n,Set(TIMEOUT(digit)=5)	; Set Digit Timeout to 5 seconds
  same  => n,Set(TIMEOUT(response)=10)	; Set Response Timeout to 10 seconds
  same  => n(restart),BackGround(demo-congrats)	; Play a congratulatory message
  same  => n(instruct),BackGround(demo-instruct)	; Play some instructions
  same  => n,WaitExten			; Wait for an extension to be dialed.
  
  exten => 2,1,BackGround(demo-moreinfo)	; Give some more information.
  exten => 2,n,Goto(s,instruct)
  
  exten => 3,1,Set(LANGUAGE()=fr)		; Set language to french
  exten => 3,n,Goto(s,restart)		; Start with the congratulations
  
  exten => 1000,1,Goto(default,s,1)
  ;
  ; We also create an example user, 1234, who is on the console and has
  ; voicemail, etc.
  ;
  exten => 1234,1,Playback(transfer,skip)		; "Please hold while..."
  					; (but skip if channel is not up)
  exten => 1234,n,Gosub(${EXTEN},stdexten(${GLOBAL(CONSOLE)}))
  exten => 1234,n,Goto(default,s,1)		; exited Voicemail
  
  exten => 1235,1,Voicemail(1234,u)		; Right to voicemail
  
  exten => 1236,1,Dial(Console/dsp)		; Ring forever
  exten => 1236,n,Voicemail(1234,b)		; Unless busy
  
  ;
  ; # for when they're done with the demo
  ;
  exten => #,1,Playback(demo-thanks)	; "Thanks for trying the demo"
  exten => #,n,Hangup			; Hang them up.
  
  ;
  ; A timeout and "invalid extension rule"
  ;
  exten => t,1,Goto(#,1)			; If they take too long, give up
  exten => i,1,Playback(invalid)		; "That's not valid, try again"
  
  ;
  ; Create an extension, 500, for dialing the
  ; Asterisk demo.
  ;
  exten => 500,1,Playback(demo-abouttotry); Let them know what's going on
  exten => 500,n,Dial(IAX2/guest@pbx.digium.com/s@default)	; Call the Asterisk demo
  exten => 500,n,Playback(demo-nogo)	; Couldn't connect to the demo site
  exten => 500,n,Goto(s,6)		; Return to the start over message.
  
  ;
  ; Create an extension, 600, for evaluating echo latency.
  ;
  exten => 600,1,Playback(demo-echotest)	; Let them know what's going on
  exten => 600,n,Echo			; Do the echo test
  exten => 600,n,Playback(demo-echodone)	; Let them know it's over
  exten => 600,n,Goto(s,6)		; Start over
  
  ;
  ;	You can use the Macro Page to intercom a individual user
  exten => 76245,1,Macro(page,SIP/Grandstream1)
  ; or if your peernames are the same as extensions
  exten => _7XXX,1,Macro(page,SIP/${EXTEN})
  ;
  ;
  ; System Wide Page at extension 7999
  ;
  exten => 7999,1,Set(TIMEOUT(absolute)=60)
  exten => 7999,2,Page(Local/Grandstream1@page&Local/Xlite1@page&Local/1234@page/n,d)
  
  ; Give voicemail at extension 8500
  ;
  exten => 8500,1,VoicemailMain
  exten => 8500,n,Goto(s,6)
  
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