CPC H04W 36/08 (2013.01) [H04L 5/0055 (2013.01); H04W 4/029 (2018.02); H04W 48/16 (2013.01); H04W 48/18 (2013.01); H04W 84/042 (2013.01)] | 18 Claims |
1. A communication method, comprising:
receiving, by an access network device, an initial context setup request from a core network device, wherein the initial context setup request comprises first information, and the first information comprises an identifier of allowed session management-network slice selection assistance information (NSSAI); wherein the session management-NSSAI comprises a slice/service type and a slice differentiator, wherein the slice differentiator comprises information that distinguishes between a plurality of network slices; and
sending, by the access network device, a radio resource control (RRC) connection reconfiguration request to a user equipment, wherein the RRC connection reconfiguration request includes the first information, wherein the first information further comprises information indicating a tracking area that allows the user equipment to access.
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