B.87. Progress()

Indicates call progress.
Progress()
Provides in-band progress indication, if available, to the caller (... so that she knows that "something is happening" :) )
Returns 0.
; Indicate progress:
exten => 123,1,Progress()

Note

Internal help for this application in Asterisk 1.4:
  -= Info about application 'Progress' =- 

[Synopsis]
Indicate progress

[Description]
  Progress(): This application will request that in-band progress information
be provided to the calling channel.
diff output to internal help in Asterisk 1.2:
- none -