PNNIx Link Common Peer Group Id

1.3.6.1.4.1.800.3.2.1.1.1.9.1.10

For outside links and uplinks, this attribute contains the peer group identifier of the lowest level common Peer Group in the ancestry of the neighboring node and the node within the local switching system. The value of this attribute takes on a value determined by the Hello exchange of hierarchical information that occurs between the two lowest-level border nodes. When the common peer group has not yet been identified, this attribute is set to zero. For horizontal links or when the link type is not yet known, this attribute is set to all zeros.