Mount an external aerial and feed the cable inside to a sim router that then acts as a backup (maybe primary connection?) to the Vodafone wirless modem/router. I'm guessing this is feasible but what's ...
If you have a laptop, you likely have either a built-in modem or a PC card modem. If you have the latter and are in the market for an upgrade, you might consider an external USB modem like the ...
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