Switch User's Manual

22 C
Circuitless IP
A virtual interface that does not map to any
physical interface. This interface is often called
a loopback.
class of service (CoS)
A method used to manage traffic congestion
based on the CoS level assigned to the packet.
classless interdomain routing (CIDR)
The protocol defined in RFCs 1517 and 1518 for
using subnetwork masks, other than the defaults
for IP address classes.
cluster
One or more route reflectors and their associated
clients that form a relationship where the
designated route reflectors provide route
reflection for their clients, as well as nonclient
peers.
coarse wavelength division multiplexing (CWDM)
A technology that uses multiple optical signals
with different wavelengths to simultaneously
transmit in the same direction over one fiber, and
then separates by wavelength at the distant end.
command line interface (CLI)
A nongraphical user interface. When you use
a CLI, you respond to a prompt by typing a
command. After you enter the command, you
receive a system response.
common and internal spanning tree (CIST)
The single spanning tree calculated by the
Spanning Tree Protocol (STP) and Rapid
Spanning Tree Protocol (RSTP), and Multiple
Spanning Tree Protocol (MSTP) to ensure that
all LANs in a bridged Local Area Network (LAN)
are simply and fully connected.
common spanning tree (CST)
The single spanning tree calculated by STP,
RSTP, and MSTP to connect multiple spanning
tree (MST) regions.
Nortel Ethernet Routing Switch 8600
Terminology
NN46205-102 01.01 Standard
30 May 2008
Copyright © 2008 Nortel Networks
.