Nortel Ethernet Routing Switch 4500 Series Stacking; Stack Connector - Nortel 4500 Series Installation Manual

44 Installing the Nortel Ethernet Routing Switch

Nortel Ethernet Routing Switch 4500 series stacking

The Nortel Ethernet Routing Switch 4500 Series provides fail-safe
stackability. You can connect up to eight 4500 Series devices in a stack
to provide uninterrupted connectivity for up to 400 ports. The stack is
managed as a single unit.

Stack connector

The stack connector is a component of the Nortel Ethernet Routing Switch
4500 Series back panel and consists of the Unit Select switch, Cascade
Down connector, and Cascade Up connector. The stack connector is
illustrated in the
Stack connector
Unit Select switch
Use the Unit Select switch to designate a switch in the stack as the base
unit. Slide the Unit Select switch to the right to designate a switch as the
base unit. You can designate only one switch in a stack as the base unit;
that is, with the switch in the base unit position. For all other switches in the
stack, the Unit Select switch must be in the left position.
The base unit designation for a switch is also displayed on the front panel
LED display (see
Copyright © 2007, Nortel Networks
.
"Stack connector" (page 44)
"Switch LED state indicators" (page
Nortel Ethernet Routing Switch 4500 Series
Installation Guide
NN47205-300 02.01 Standard
5.0 23 February 2007
diagram.
36)).
Nortel Networks Confidential