CPC H04W 8/18 (2013.01) | 20 Claims |
1. A method to establish data communication at a cellular router, comprising:
(a) sending a first request to a massive SIM apparatus (MSA) for at least one first embedded subscriber identification module (eSIM) profile corresponding to at least one wireless carrier network, wherein the first request includes an identity information of the at least one wireless carrier network;
(b) when the at least one first eSIM profile is not available, receiving a notification indicating that the at least one first eSIM profile is not available;
(c) sending a second request to the at least one wireless carrier network for at least one second eSIM profile;
(d) receiving an instruction from the at least one wireless carrier network to download the at least one second eSIM profile;
(e) forwarding the instruction to the MSA to download the at least one second eSIM profile;
(f) sending a third request to the MSA for at least one second eSIM profile corresponding to the at least one wireless carrier network, wherein the third request includes the identity information of the at least one wireless carrier network;
(g) when the at least one second eSIM profile is downloaded and installed in the MSA, receiving information of the at least one second eSIM profile from the MSA; and
(h) receiving data communication access from the at least one wireless carrier network using the information of the at least one second eSIM profile.
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