The value of tmnxDot1agCfmMepMgmtVcId specifies, along with
tmnxDot1agCfmMepMgmtSdpId, the SDP-Binding to which the MEP is
attached.
This object refers directly to
TIMETRA-IEEE8021-CFM-MIB::tmnxDot1agCfmMepVcId.
This object must be specified during row creation when
tmnxDot1agCfmMepMgmtSdpId is specified.