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Table of Contents
1 IRF Configuration ······································································································································1-1
IRF Overview ··········································································································································1-1
Introduction······································································································································1-1
Advantages······································································································································1-1
Application and Advantages ············································································································1-2
Basic Concepts ·······································································································································1-2
Working Process ·····································································································································1-3
Physical Connections ······················································································································1-4
Topology Collection ·························································································································1-6
Role Election ···································································································································1-6
IRF Virtual Device Management ·····································································································1-7
IRF Multi-Active Detection (MAD) Mechanism ··············································································1-10
IRF Virtual Device Configuration Task List ···························································································1-11
IRF Virtual Device Configuration···········································································································1-12
Specifying a Domain ID for an IRF Virtual Device ········································································1-12
Setting a Member ID for a Device ·································································································1-14
Configuring IRF Ports ····················································································································1-15
Specifying a Priority for a Member ································································································1-18
Specifying the Preservation Time of the Bridge MAC Address·····················································1-19
Enabling Auto Upgrade of Boot Files ····························································································1-20
Setting the Delay Time for the Link Layer to Report a Link-Down Event······································1-20
Configuring MAD Detection ··················································································································1-21
Configuring LACP MAD·················································································································1-21
Configuring BFD MAD ···················································································································1-23
Excluding a Port from the Shut Down Action upon Detection of Multi-Active Collision ················1-25
Manually Recovering an IRF Virtual Device··················································································1-26
Logging In to an IRF Virtual Device ······································································································1-28
Logging In to the Master················································································································1-28
Logging In to a Slave·····················································································································1-28
Displaying and Maintaining an IRF Virtual Device················································································1-29
IRF Virtual Device Configuration Examples··························································································1-29
Configuration Example of Using the LACP MAD Detection ··························································1-29
Configuration Example of Using the BFD MAD Detection ····························································1-31
2 Index ···························································································································································2-1
