CPC H04W 36/305 (2018.08) [H04W 36/14 (2013.01); H04W 60/04 (2013.01); H04W 84/042 (2013.01)] | 20 Claims |
1. A method comprising:
transmitting, by a base station of a first public land mobile network (PLMN) to a wireless device, an indication of a failure of a second PLMN comprising a PLMN identifier of the second PLMN; and
receiving, by the base station from the wireless device, a registration request indicating the failure of the second PLMN, the registration request comprising:
one or more of a subscriber concealed identifier (SUCI) or a permanent equipment identifier (PEI) of the wireless device; and
the PLMN identifier of the second PLMN.
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