WaitForRing( )

WaitForRing( )

Waits the specified number of seconds for a ring

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 WaitForRing(   timeout   ) 

Waits at least timeout seconds after the next ring has completed.

Returns on success or -1 on hangup.

 ; wait five seconds for a ring, and then send some DTMF digits     exten => 123,1,Answer(  )  exten => 123,2,WaitForRing(5)  exten => 123,3,SendDTMF(1234)