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Contents
Preparing for installation ················································································································································· 1
Safety recommendations ·················································································································································· 2
Installation site requirements ··································································································································· 2
Rack-mounting requirements···································································································································· 3
Installation tools ································································································································································· 3
Installing the switch ·························································································································································· 4
Rack-mounting the A5120 EI switch in a 19-inch rack ································································································· 5
Mounting brackets ···················································································································································· 5
Rack-mounting using only front mounting brackets ······························································································· 7
Rack-mounting using front mounting brackets and a rack shelf ·········································································· 8
Rack-mounting by using front and rear mounting brackets ················································································· 8
Rack-mounting the A5120 SI switch in a 19-inch rack ······························································································ 13
Mounting brackets and mounting positions········································································································ 13
Attaching the mounting brackets to the switch chassis······················································································ 13
Rack-mounting procedure ····································································································································· 15
Mounting the switch on a workbench ·························································································································· 17
Grounding the switch ···················································································································································· 18
Grounding to a grounding strip··························································································································· 18
Grounding to a buried grounding conductor····································································································· 20
Grounding through the AC power cord ············································································································· 21
Connecting the power cord ·········································································································································· 22
Connecting the AC power cord ··························································································································· 22
Connecting the switch to a +12 VDC output RPS ······························································································ 23
Connecting the switch to a –52 to –55 VDC output RPS ·················································································· 24
Installing/removing an interface card (A5120 EI switches only) ············································································· 25
Installing an interface card ··································································································································· 25
Removing an interface card ································································································································· 26
Installing/removing a dedicated CX4/SFP+ cable ··························································································· 26
Verifying the installation ················································································································································ 27
Accessing the switch for the first time ·························································································································· 28
Setting up the configuration environment ···················································································································· 28
Connecting the console cable ······································································································································ 28
Console cable ························································································································································ 28
Connection procedure ·········································································································································· 29
Setting terminal parameters ·········································································································································· 29
Powering on the switch ················································································································································· 32
Verification before power-on ······························································································································· 32
Power-on sequence ··············································································································································· 32
Changing the startup mode·································································································································· 35
Setting up an IRF fabric ················································································································································· 37
IRF fabric setup flowchart ·············································································································································· 37
Planning IRF fabric setup ··············································································································································· 38
Planning IRF fabric size and the installation site ································································································ 38
Identifying the master switch and planning IRF member IDs ············································································ 38
Planning IRF topology and connections ·············································································································· 39
Identifying physical IRF ports on the member switches ····················································································· 40
Planning the cabling scheme ······························································································································· 41
Configuring basic IRF settings ······································································································································ 44
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