Forum Discussion
Why does T-Mobile prefer AT&T roaming in Maine over US Cellular ?
Just had a trip through Maine up to Canada, and noticed something .. unusual. T-Mobile devices (SIM) ‘prefer’ AT&T LTE (throttled to ~256kbps) over US Cellular 5G/LTE - throttled to ~3Mbps. While ...
The GSM/3GPP system generally prefers the allowed roaming partner with the strongest signal.
