[Asterisk-Users] delay before dial on TDM04B

[John Novack]

Rich Adamson wrote:

>>I am searching for a way to add a 2 second delay before calling out with Dial().
>>Sometimes I get the message "you must first dial a 1 to place this call".
>>I presume the phone company is missing the first digit pulsed out sometimes.
>>How do I put a 2 second delay after coming offhook and before dialing the digits?
>>    
>>
>
>Come on guy, did you do any research or reading at all? That question has been answered many many times in the last 60 days.
>
>Hint: insert a "w" in the dial string. Each "w" adds about 250 milliseconds of delay. Example:
> exten => _9XXXXXXX,1,Dial(Zap/4/w${EXTEN}) 
>
Again, ONLY when dialing DTMF. There is no way to delay dialing pulse, 
which, oh by the way, is still used in a number of places around the world!

What is the correct amount of delay?
I have read 1 second, 1/2 second, now 1/4 second. Which is correct?

John Novack