Chapter 1 Product Overview

Switching Modules

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The supervisor module can force a reset on the switching module and controls whether power is applied to the switching module.

If a single component or a set of components on the switching module fails, this does not disable other switching modules if that is the only failure in the system.

For the detection of most component failures, each switching module has a hardware watchdog timer that resets the card if is not serviced periodically.

Switching Module LEDs

Table 1-3describes the LEDs for the 16-port and 32-port switching modules.

Table 1-3 LEDs for the Cisco MDS 9000 Family Fibre Channel Switching

Modules

LED

Status

Description

 

 

 

Status

Green

All diagnostics pass. The module is operational (normal

 

 

initialization sequence).

 

 

 

 

Orange

The module is booting or running diagnostics (normal

 

 

initialization sequence).

 

 

An over temperature condition occurred (a minor

 

 

threshold was exceeded during environmental

 

 

monitoring).

 

 

 

 

Red

The diagnostic test failed. The module is not operational

 

 

because a fault occurred during the initialization

 

 

sequence.

 

 

An over temperature condition occurred (a major

 

 

threshold was exceeded during environmental

 

 

monitoring).

 

 

 

Speed

On

2 Gbps mode.

 

 

 

 

Off

1 Gbps mode.

 

 

 

 

 

Cisco MDS 9216 Switch Hardware Installation Guide

 

 

 

 

 

 

78-16165-01

 

 

1-13

 

 

 

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Cisco Systems 9216 manual Switching Module LEDs, Status Description