Patent ID: 11888651
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A third network device, comprising:
a processor; and
a memory having computer readable instructions stored thereon that, when executed by the processor, cause the third network device to:
receive a first virtual private network (VPN) route sent by a first network device, wherein the first VPN route carries information about a second VPN route sent from a second network device to the first network device, the second VPN route carries first identification information, the first identification information uniquely identifies, in the third network device, a first VPN instance accessing the third network device, second VPN route comprises second identification information, the second identification information uniquely identifies a second VPN instance in the second network device, and the first identification information is different from the second identification information; and
add the first VPN route to a routing table of the first VPN instance.