CPC H04L 61/2514 (2013.01) [H04L 61/5014 (2022.05); H04L 61/5061 (2022.05)] | 20 Claims |
1. A network device for a user plane (UP) device, the network device comprising:
at least one processor;
one or more memories coupled to the at least one processor and storing programming instructions, which when executed by the at least one processor, cause the network device to:
receive a first packet comprising a private address of a terminal, wherein the UP device is provided with a public address pool or a port number corresponding to each public address in the public address pool; and
generate address translation information of the terminal, wherein the address translation information of the terminal comprises the private address, a public address in the public address pool, and a port number range, the address translation information of the terminal is used by the UP device to translate an address of a service packet, and the service packet is a packet from the terminal or a packet to be sent to the terminal;
wherein the UP device is in a virtual broadband gateway (vBNG) in which a UP and a control plane (CP) are separated.
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