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List of terms
Nortel Multiservice Switch 7400/15000/20000
Terminology
NN10600-005 7.2S1 Standard
PCR7.2 and up March 2006
Copyright © 2006, Nortel Nortel Confidential
2 See Telnet (page 133).
3 See local management interface (LMI) (page 75).
4 See SNMP (page 123).
interior gateway protocol (IGP)
An Internet protocol used to exchange routing information with an
Autonomous System.
interim interswitch signaling protocol (IISP)
IISP provides interconnection between Nortel Multiservice Switch nodes as
well as interconnection between Multiservice Switch and non-Multiservice
Switch nodes (Nortel Networks-family nodes and devices from other vendors).
internal border gateway protocol (IBGP)
BGP configuration in which sessions are established between routers in the
same autonomous systems (ASs). See also border gateway protocol (BGP)
(page 20).
internal gateway
A DPN logical connection that runs over a Nortel Multiservice Switch trunk
interconnecting two Multiservice Switch nodes in different RID subnets. A
Multiservice Switch trunk supporting internal gateways continues to operate
as a normal Multiservice Switch trunk in supporting non-DPN type of traffic.
internal reachable address
In PNNI networking, an address of a destination point that is directly attached
to the logical node that advertises the address.
internal router
A router with all directly connected networks belonging to the same area.
There can be internal routers in the backbone area if all of their interfaces are
in the backbone.
International Telecommunication Union - Telecommunication
Standardization Bureau (ITU-T)
A European standards body formerly called Comité Consultatif International
Télégraphique et Téléphonique (CCITT).
Internet
A network of two or more networks. Usually these networks use different
governing protocols or are administratively or physically separated.
Internet addressing
A system of addressing using a 32-bit address, usually divided into four octets.