[Asterisk-Users] GSM Gateway / Terminal for sale

[Mike Fedyk]

Eric "ManxPower" Wieling wrote:

> JCC wrote:
>
>> I don't get it. What is the advantage of using a GSM gateway? VOIP 
>> calls are
>> pretty inexpensive as they are now. Is the use of a gateway intended 
>> as a
>> backup incase a wired network connection goes down? I have being looking
>> around the net for information on this. Anyone out there using it and 
>> if so
>> you can please share with me how you use this technology? Any 
>> information
>> will be appreciated.
>
>
> As you have seen from the other responses, there are advantages to 
> this (and carriers support it) in other parts of the world.  In the 
> USA there isn't much need for such a device since calls to cell phones 
> and calls to landlines cost the same amount.  In other parts of the 
> world a call to a cell phone is MUCH more expensive that calls to a 
> landline.
>
> In many parts of Europe if you have a GSM gateway then the cell phones 
> can become part of your Centrex system.

They have their advantages in the US also.  For instance, if you have 
your cell phones with a carrier that has free calls to the same network, 
then you can drastically reduce bills with a callback system.