Questions tagged [gsm]

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SIP Gateway with LTE hotspot [closed]

I have a SIM Card from country A and I live in country B. Thanks to this SIM Card, I'm able to use Internet and call all over Europe. This SIM Card is in a old Android Phone at home which serves as ...
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For 2G/GSM networks, are there “portable” cell towers?

Let's suppose I am in the middle of the desert or some kind of jungle, and I have no 2G/GSM Signal. I would like to know if there is any civilian technology (that is or maybe isn't available to the ...
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2answers
635 views

How GSM network routes Internet packets?

How does a GSM network route internet packets? Does GSM use NAT based PAT like a physical Router? For example, user A visits website #1 and user B visits website #2. how data of website #1 are given ...