How to issue AT-Commands?

Erin Yueh erin_yueh at
Tue Sep 16 13:55:14 CEST 2008

sh wrote:
> Hi list,
> I am confused. Some time ago i used libgsmd-tool to issue AT-Commands
> directly to the GSM Modem. Now it seems the qtopia phone library is used
> for that part. Since (HS)CSD is not covered by that library, I either
> need to either extend that library or issue AT-Commands myself.
> According to the documentation for that library there is no function to
> issue AT-Commands directly.
> How can I communicate directly to the Modem without disturbing other
> applications?
> Best regards,
>   Soeren Heisrath
> _______________________________________________
> devel mailing list
> devel at
you could use 'cu', 'socat', or 'minicom' to connect to GSM modem 
directly. Also, you can find some reference here:


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