exten => _X.,1,Progress()
exten => _X.,n,Wait(1)
exten => _X.,n,Background(ivr,nm,,GoContext)
[GoContext]
exten => 1,1,NoOp(OK)
Description
Background(filename1[&filename2...][|options[|langoverride][|context]])
Options
n - don\'t answer the channel before playing the files
m - only break if a digit hit matches a one digit extension in the destination context