| CPC H04W 48/16 (2013.01) [H04L 61/2592 (2013.01); H04W 48/18 (2013.01)] | 19 Claims | 

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               1. A method of obtaining a network slice identifier, comprising: 
            receiving, by a wireless access device, a first service packet; 
                obtaining, by the wireless access device, a second service packet based on the first service packet, wherein the second service packet comprises the first service packet and a network slice identifier; and 
                sending, by the wireless access device, the second service packet based on the network slice identifier. 
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