[Freeswitch-users] [Freeswitch-dev] mod_gsmopen, now with USB dongle support (SMSs and Voice calls to/from Cellular Networks)

Steve Underwood steveu at coppice.org
Sat Apr 21 17:53:27 MSD 2012

On 04/21/2012 08:37 PM, Giovanni Maruzzelli wrote:
> Preferred GSM modem to use with GSMopen is Huawei E1550 dongle, or compatible.
> Compatibility list (please add to this list, probably most dongles are
> compatible):
Er, no. Compatibility depends on the chipset the dongle uses, rather 
than the actual model of the dongle. It seems some chipsets still do not 
support the audio USB endpoint which mod_gsmopen requires. A 
compatibility list will need to be draw up, model by model.
>      E1550
>      E1552
>      E169
>      E1692
>      E171
>      E173
>      E175X
>      E1752C
>      E1762
>      E180
>      K3520
>      K3715
>      K3765
> Using more than one dongle ***REQUIRES*** the usage of an external
> powered USB hub (so it can feed power to the dongles, 500mA/.5W each
> one)
> -giovanni

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