[Asterisk-Users] SMS through Cisco PSTN GW

[Gilad Ben-Yossef]

Nahuel Alejandro Ramos wrote:
> Hi everyone,
>   I have my asterisk working with a Cisco 2610 PSTN Gateway connected
> over SIP protocol. Could anybody tell me if I can send and receive SMS
> through this Gateway with the SMS command in asterisk?


Depends on the codec really. Landline SMS is sent via FSK modulation.

I'm guessing that if you're using ulaw/alaw codecs for the call you 
shoudln't have a problem.

You might also have to shut off echo cancelation.

Cheers,
Gilad

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