[asterisk-users] Dialplan - busy and unavailable without priority jumping

[Eric "ManxPower" Wieling]

Russell Horn wrote:
> Hi folks,
> 
> Moving on to a new install, I'm jumping straight to v1.4
> 
> Without using Priority jumping I'm wondering what the 'standard' way
> to indicate to the calling party that the number the dialed is busy or
> unavailable. So,if I have an entry in extensions.conf like this:
> 
> [outbound]
> exten => _01.,1,SetCallerID(01235554321)
> exten => _01.,n,Dial(IAX2/user:pass at iax-provider/${EXTEN},60)
> 
> What should I be adding to this so when a number is in use the caller
> gets a busy tone, and if the call fails (i.e. the number is
> unavailable) the caller gets the info tone.
> 
> All the calls will be from IAX users and be carried over an IAX trunk
> to the PSTN.

Looks at macro-stdexten in extensions.conf.sample.  Also see "show 
application dial"