Patent ID: 11943209
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. The method of claim 11, 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 flow information associated with the first network device when there is change in a flow information associated with the first network device; wherein the first rekey response does not carry a TS payload carrying flow information associated with the second network device when there is no change in a flow information associated with the second network device and the currently used flow information associated with the second network device is present in the flow information associated with the first network device; and
wherein the SA is rekeyed further according to the currently used flow information associated with the second network device.