h3cDot3MpcpLinkID 1.3.6.1.4.1.43.45.1.10.2.42.2.1.1.1.1.4

A read-only value that identifies the Logical Link identity (LLID) associated with the MAC port as specified in [802.3ah] clause 65.1.3.2.2. This attribute is relevant for an OLT and an ONU.