Patent ID: 11910135
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 16:
17. A computer program product comprising computer-executable instructions that are stored on a non-transitory computer-readable medium and that, when executed by a processor, cause a chip to:
map a first optical data unit (ODU) frame to a first flexible tributary unit (TUflex) frame, wherein the first TUflex frame comprises a plurality of payload blocks;
map the first TUflex frame to a first optical payload unit (OPU) frame, wherein the payload blocks are distributed into a payload area of the first OPU frame;
map the first OPU frame to a second ODU frame, wherein a bit rate of the second ODU frame is greater than a bit rate of the first ODU frame;
map the second ODU frame to a first optical transport unit (OTU) frame; and
send the first OTU frame.