Switch User's Manual

46 L
link-state advertisement (LSA)
Packets that contain state information about
directly connected links (interfaces) and
adjacencies. Each Open Shortest Path First
(OSPF) router generates the packets.
link-state database (LSDB)
A database built by each OSPF router to store
LSA information. The router uses the LSDB to
calculate the shortest path to each destination in
the autonomous system (AS), with itself at the
root of each path.
load balancing (LB)
The practice of splitting communication into two
(or more) routes or servers.
local access transport area (LATA)
A geographical area where an operating
company offers telecommunication-related
services.
Local Area Network (LAN)
A data communications system that lies within a
limited spatial area, uses a specific user group
and topology, can connect to a public switched
telecommunications network (but is not one).
Logical Link Control (LLC)
A protocol used in LANs to transmit protocol
data units between two end stations. This LLC
layer addresses and arbitrates data exchange
between two endpoints.
Logical Provider Edge (LPE)
The LPE distributes the processing of VPNs
across the Ethernet Routing Switch 8600.
Nortel Ethernet Routing Switch 8600
Terminology
NN46205-102 01.01 Standard
30 May 2008
Copyright © 2008 Nortel Networks
.