This table provides information regarding the configuration and
status of the links that pass through the service control
entity
and carry inband traffic. The link is an entity and has an entry
in the entPhysicalTable of the ENTITY-MIB with entPhysicalClass
of 'other' and is contained in entity 'chassis' or 'module'. A
link entity contains entities from the entPhysicalTable of
entPhysicalClass 'port'.
The number of entries in this table is determined by the number
of service control entities in the entPhysicalTable and the
number of links supported by each.
Each Link entity contains at least a subscriber side port entity
and a network side port entity.