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I was wondering how AT&T knew I got a new phone when I just moved my SIM over. That seems like a over complicated way to do that. Seems like when it does the in
by easton 5y ago
I was wondering how AT&T knew I got a new phone when I just moved my SIM over. That seems like a over complicated way to do that. Seems like when it does the initial handshake with the network the different IMEI would be enough (unless this is the initial handshake).
- kevingadd 5y agoJust looking at the IMEI would require AT&T to look stuff up in a database, this way the SIM itself can report the phone change instead