| CPC H04W 8/205 (2013.01) [H04W 8/183 (2013.01); H04W 12/35 (2021.01)] | 20 Claims |

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1. A bootstrap server configured for selection of a bootstrap international mobile subscriber identity (b-IMSI) value for a wireless device, the bootstrap server comprising:
one or more processors communicatively coupled to a memory storing instructions that, when executed by the one or more processors, configure the bootstrap server to:
receive, from the wireless device via a local cellular wireless network, a b-IMSI request for a b-IMSI value, the b-IMSI request including a device identifier (ID) uniquely identifying the wireless device and a use case type, where the use case type indicates a purpose for which the wireless device requests the b-IMSI value;
select the b-IMSI value for the wireless device, from a pool of available b-IMSI values, based on a bootstrap selection rule; and
send, to the wireless device via the local cellular wireless network, the b-IMSI value.
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