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1 Preparing for installation ·········································································· 1-1

Safety recommendations ································································································································ 1-1

Examining the installation site ························································································································· 1-1

Temperature/humidity ····························································································································· 1-2

Cleanliness ·············································································································································· 1-2

Corrosive gas limit ··································································································································· 1-2

EMI ·························································································································································· 1-3

Laser safety ············································································································································· 1-4

Installation tools ·············································································································································· 1-4

2 Installing the switch ·················································································· 2-5

Installing the switch in a 19-inch rack·············································································································· 2-7

Mounting brackets and shoulder screw ··································································································· 2-7

Rack-mounting the switch ······················································································································· 2-8

Mounting the switch on a workbench ············································································································ 2-11

Grounding the switch ···································································································································· 2-12

Grounding the switch with a grounding strip ························································································· 2-12

Grounding the switch with a grounding conductor buried in the earth ground ······································ 2-13

Installing and removing a fan tray ················································································································· 2-14

Installing a fan tray ································································································································ 2-14

Removing a fan tray ······························································································································ 2-15

Installing and removing a power supply ········································································································ 2-16

Installing a power supply ······················································································································· 2-16

Removing a power supply ····················································································································· 2-17

Connecting the power cord ··························································································································· 2-19

Connecting the power cord for a PSR250-12A or PSR250-12A1 power supply··································· 2-19

Connecting the DC power cord for a PSR450-12D power supply ························································ 2-20

Installing and removing an expansion card ··································································································· 2-21

Installing an expansion card·················································································································· 2-21

Removing an expansion card ················································································································ 2-23

Verifying the installation ································································································································ 2-23

3 Accessing the switch for the first time ···················································· 3-25

Connecting the switch to a configuration terminal························································································· 3-25

Connecting a DB9-to-RJ45 console cable ···························································································· 3-26

Connecting a USB-to-RJ45 console cable ···························································································· 3-27

Connecting a micro USB console cable ································································································ 3-29

Setting terminal parameters ·························································································································· 3-31

Starting the switch ········································································································································· 3-31

Pre-start checklist ·································································································································· 3-31

Powering on the switch ························································································································· 3-32

4 Setting up an IRF fabric ········································································· 4-33

IRF fabric setup flowchart ····························································································································· 4-33

Planning IRF fabric setup ······························································································································ 4-34

Planning IRF fabric size and the installation site ··················································································· 4-34

Identifying the master switch and planning IRF member IDs ································································ 4-35

Planning IRF topology and connections································································································ 4-35

Identifying physical IRF ports on the member switches ········································································ 4-36

Planning the cabling scheme ················································································································ 4-37

Configuring basic IRF settings ······················································································································ 4-40

Connecting the physical IRF ports ················································································································ 4-40

Verifying the IRF fabric setup ························································································································ 4-40

5 Maintenance and troubleshooting ·························································· 5-42

Power supply failure ······································································································································ 5-42

Symptom ··············································································································································· 5-42