Patent ID: 11924099
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A method implemented by a controller, the method comprising:
determining a forwarding path of a packet, wherein the forwarding path comprises network devices located in a plurality of networks comprising a first network and a second network, and wherein a type of the first network is different from a type of the second network;
generating a segment list corresponding to the forwarding path, wherein the segment list comprises sequentially arranged identifiers, wherein the sequentially arranged identifiers comprise a first-type identifier and second-type identifiers, wherein a type of the first-type identifier is different from a type of the second-type identifiers, wherein the first-type identifier identifies a first network device or a first link in the first network, wherein the second-type identifiers identify a second network device or a second link in the second network, wherein the second-type identifiers are adjacent to each other, wherein the first-type identifier is located before or after the second-type identifiers in the segment list, and wherein the segment list comprises an indication identifier indicating a start location of the second-type identifiers; and
sending the segment list to an ingress device on the forwarding path.