Patent ID: 11888982
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 18:
19. The method of claim 15, wherein when the SA is an IPSec SA which is a child SA of an IKE SA, the first rekey request further carries a TS payload carrying a flow information associated with the first network device when there is a change in the flow information associated with the first network device; wherein the first rekey response carries a TS payload carrying a flow information associated with the second network device when there is a change in the flow information associated with the second network device and the second network device selects flow information in the flow information associated with the first network device carried in the second rekey request as the flow information associated with the second network device,
the rekeying the SA by the second network device is further performed according to the selected flow information.