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List of terms
peak cell rate (PCR)
The maximum transfer rate into a network, defined as upper bound on the inverse of the time interval between two consecutive ATM cell emissions.
peer database exchange protocol
A protocol between two neighboring ATM nodes to synchronize their topology databases over an RCC channel.
peer group
A set of logical nodes that the network engineer groups together for the purposes of creating a routing hierarchy. All members of the group exchange PTSEs.
peer group identifier
A string of bits that unambiguously identifies a peer group.
peer group leader (PGL)
A node in a peer group that performs the extra work of collecting, aggregating, and building data that represents the entire peer group as a single node. The PGL makes this representation available to the network through the parent node.
peer group leader election (PGLE)
The peer group leader election is the process by which a single node in a peer group is elected to be the peer group leader.
performance measurements
permanent logical connection (PLC)
A connection that is an association between two points in the network for the purpose of exchanging data. The connection is called permanent because it is set up by PORS when the service is provisioned.
permanent switched permanent virtual circuit (P-SPVC)
1In frame relay networking, a configured connection between two SPVC endpoints in different frame relay networks. The
2See also switched permanent virtual circuit (SPVC) (page 129).
Nortel Multiservice Switch 7400/15000/20000
Terminology
PCR7.2 and up March 2006
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