Hi,

Am 28.10.2016 um 17:38 schrieb Markus:
> exten => _-.,1,NoOp(Blocking dash)
> exten => _-.,n,Hangup

> How do I do it right?


why not using FILTER() in your dialplan to eleminate all chars that are not 
numeric?
Like 

   Set(VAR=${FILTER(0-9+),${EXTEN}})

That would eleminate all characters you're not expecting.


Greetings
 Max

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