Well the thing here its that the ATM its inside of a building, so the MG21 its on top of it near a big window. We already opened a case with Meraki and the technician helped us a lot with the MG21, but now its down again. Doing some test here in my office seems like its a problem with the Sim Card, personally i don't know how to be exactly sure of that. But, i did try with the same sim card company "Claro" which didn't give me any type of internet with this MG21 i took, however, i tried with my own sim card phone "Movistar" and it turned out great, so i think that it's a thing with the sim card.
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