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  PG46
     产品型号: 4G 物联设备-4G串口服务器-HF2411
Mikhail Lapshaeev
2021-09-11 15:27:23     
【提问】:PG46
【详情】:Hello. I bought two PG46 modems, installed SIM cards from a Russian company in them, but the modems cannot get addresses on the network. SIM cards work well with other modems. What could be the problem? ps I don't have a Chinese phone number
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