Patent ID: 11949766
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. The apparatus according to claim 14, wherein the N bits further comprise a technology ability indicator bit sequence, the determining an operation mode supported by the second interface, comprises:
determining, based on a value of a first technology ability indicator bit and a value of a second technology ability indicator bit, a technology ability supported by the second interface, wherein the technology abilities supported by the m FEC abilities comprise a first technology ability and a second technology ability; and
wherein the second interface supports the first technology ability, determining, by the first interface based on a value of the first FEC function indicator bit, an FEC ability supported by the second interface and an FEC ability that the second interface requests to use, wherein the FEC ability supported by the second interface and the FEC ability that the second interface requests to use correspond to the first technology ability.