Patent ID: 11863516
Assignee: ZTE CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A method for implementing carrier grade network address translation, comprising:
receiving a first request transmitted from a forwarding plane of a forwarding and control separated broadband access system, wherein the first request is used for applying for a public network address range; allocating public network address range information to the forwarding plane, and returning a first response to the forwarding plane, wherein the first response comprises allocated public network address range information;
allocating a public network address to a user according to the public network address range information, and transmitting the public network address to the forwarding plane; and allocating a private network address to the user, and transmitting the private network address to the forwarding plane;
transmitting a second request to the forwarding plane, wherein the second request is used for querying a state of the public network address range; and
receiving a second response returned by the forwarding plane, wherein the second response comprises the state of the public network address range.