[asterisk-users] DTMF recognition problem with PSTN

[Doug]

At 12:58 7/22/2007, Nate wrote:
>Hello everyone,
>
>I have problem with DTMF recognition when calling from PSTN, my 
>Asterisk box won't read DTMF tone at all. I've tried use cellphone, 
>normal telephone and voip lines, nothing worked. softphone to 
>softphone within extensions are ok. I'm a newbie at this, can anyone 
>point me out where to look? I'd really appreciated.
>
>Thanks a lot
>
>Nate

SIP-INFO setting works most of the time.