Contents
IRF configuration ·························································································································································· 1
IRF overview·······································································································································································1
Benefits ······································································································································································1
Application scenario················································································································································1
Basic concepts···································································································································································2
Establishment, operation, and maintenance of an IRF fabric·······················································································5
Connecting the IRF member switches·····················································································································5
Topology collection ··················································································································································6
Master election ·························································································································································7
IRF fabric management and maintenance·············································································································7
IRF fabric configuration task list·······································································································································9
Pre-configuring an IRF member switch in standalone mode······················································································ 10
Setting a member ID for the switch······················································································································ 10
Specifying a priority for the switch······················································································································ 11
Binding physical ports to IRF ports ······················································································································ 11
Saving configuration to the startup configuration file ································································································ 12
Switching operating mode············································································································································ 13
IRF modes······························································································································································· 13
Configuration file auto-conversion······················································································································· 13
Switching the operating mode to IRF mode········································································································ 13
Accessing an IRF fabric ················································································································································· 13
Accessing the active MPU of an IRF fabric········································································································· 13
Accessing a standby MPU of an IRF fabric ········································································································ 14
Configuring IRF member switches in IRF mode··········································································································· 15
Specifying an IRF domain ID for an IRF fabric··································································································· 15
Modifying a member ID for a switch ·················································································································· 16
Specifying a priority for a member switch ········································································································· 16
Configuring IRF ports ············································································································································ 16
Enabling auto reboot for IRF fabric merge ········································································································· 18
Configuring a description for a member switch ································································································ 18
Configuring load sharing criteria for IRF links ··································································································· 19
Specifying the preservation time of bridge MAC address················································································ 20
Enabling automatic system software updating··································································································· 21
Setting the IRF link down report delay ················································································································ 21
Configuring MAD detection ································································································································· 22
IRF configuration fast recovery ····································································································································· 28
Configuration prerequisites ·································································································································· 28
Configuration procedures····································································································································· 29
Displaying and maintaining an IRF fabric··················································································································· 29
IRF fabric configuration examples································································································································ 30
LACP MAD detection-enabled IRF configuration example (with two member switches) ······························· 30
BFD MAD detection-enabled IRF configuration example (with two member switches) ································ 34
LACP MAD detection-enabled IRF configuration example (with four member switches)······························· 38
BFD MAD detection-enabled IRF configuration example (with four member switches) ································· 44
Switching the operating mode of IRF member switches from IRF to standalone ············································ 49
Index ···········································································································································································52
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