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3949
2008 Jan 03
5
GSM Gateway behind SIP ATA?
I have an analog GSM Gateway that is connected to a normal SIP ATA device.
Basically what it does is this : when you call the extension nr. of the
SIP ATA port, the GSM Gateway will pick up the phone and presents a (new)
dial tone, and then dials whichever DTMF tones it received. The SIP ATA ia
a Grandstream HT286.
I would like to use the GSM Gateway to route my outbound cellular calls,
how