Admin Guide

Table Of Contents
user-based security
model (USM)
A security model that uses a defined set of user identities for authorized
users on a particular Simple Network Management Protocol (SNMP)
engine.
virtual router
forwarding (VRF)
Provides traffic isolation between customers operating over the same node.
Each virtual router emulates the behavior of a dedicated hardware router by
providing separate routing functionality, and the network treats each VRF
as a separate physical router.
Virtual Router
Redundancy
Protocol (VRRP)
A protocol used in static routing configurations, typically at the edge of the
network. This protocol operates on multiple routers on an IP subnet and
elects a primary gateway router. When the primary router fails, a backup
router is quickly available to take its place.
Glossary
January 2017 Administering Avaya VSP 7200 Series and 8000 Series 252
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