Cisco Catalyst 2960-XR Посібник з встановлення обладнання - Сторінка 13

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Switch Installation

This figure shows a stack with a bad link B. This stack partitions into two stacks, and switch 1 and switch 3

are stack masters.

Figure 10: Partitioned Stack with a Failover Condition

Power-On Sequence for Switch Stacks

Consider these guidelines before you power on the switches in a stack:

• The sequence in which the switches are first powered on might affect the switch that becomes the stack

• If you want a particular switch to be the stack master, power on that switch first. This switch becomes

• If you have no preference as to which switch becomes the stack master, power on all the switches in the

• Power off a switch before you add it to or remove it from an existing switch stack.

For conditions that can cause a stack master reelection or to manually elect the stack master, see the Catalyst

2960-X Switch Stacking Configuration Guide or Catalyst 2960-XR Switch Stacking Configuration Guide on

Cisco.com.

Installing the Switch

Rack-Mounting

Installation in other than 19-inch racks requires a bracket kit not included with the switch.

OL-28309-02

master.

the stack master and remains the stack master until a master reelection. After 2 minutes, power on the

other stack switches.

stack within a 1-minute timeframe. These switches participate in the stack master election. Switches

powered on after the 1-minute timeframe do not participate in the election.

Power-On Sequence for Switch Stacks

Catalyst 2960-X and 2960-XR Switch Hardware Installation Guide