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IRF overview ··································································································· 1
Hardware compatibility ······································································································································· 1
IRF benefits ························································································································································ 1
Application scenario ··········································································································································· 1
Basic concepts ··················································································································································· 2
IRF member roles ······································································································································ 2
IRF member ID ··········································································································································· 2
IRF port ······················································································································································ 2
Physical IRF port ········································································································································ 3
IRF domain ID ············································································································································ 3
IRF split ······················································································································································ 3
IRF merge ·················································································································································· 4
Member priority ·········································································································································· 4
Interface naming conventions ···························································································································· 4
File system naming conventions ························································································································ 5
Configuration synchronization mechanism ········································································································ 5
Master election ··················································································································································· 6
IRF multi-active detection ·································································································································· 6
Multi-active handling procedure ················································································································· 6
LACP MAD ················································································································································· 7
BFD MAD ··················································································································································· 8
ARP MAD ··················································································································································· 9
Configuring IRF ····························································································· 11
General restrictions and configuration guidelines ···························································································· 11
Software requirements ····························································································································· 11
IRF link redundancy ································································································································· 11
IRF physical port restrictions and cabling requirements ·········································································· 11
IRF port binding restrictions ····················································································································· 12
MAD ························································································································································· 13
FIPS mode requirement ··························································································································· 13
Other configuration guidelines ················································································································· 13
Setup and configuration task list ······················································································································ 14
Planning the IRF fabric setup ··························································································································· 15
Assigning a member ID to each IRF member switch ······················································································· 15
Specifying a priority for each member switch ·································································································· 16
Connecting physical IRF ports ························································································································· 16
Binding physical ports to IRF ports ·················································································································· 17
Accessing the IRF fabric ·································································································································· 18
Accessing the CLI of the master switch ··································································································· 19
Accessing the CLI of a subordinate switch ······························································································ 19
Assigning an IRF domain ID to the IRF fabric ·································································································· 19
Configuring a member switch description ········································································································ 20
Configuring IRF link load sharing mode ··········································································································· 20
Configuring the global load sharing mode ································································································ 20
Configuring a port-specific load sharing mode ························································································· 20
Configuring IRF bridge MAC persistence ········································································································ 21
Enabling software auto-update for system software image synchronization ··················································· 22
Setting the IRF link down report delay ············································································································· 22
Configuring MAD ·············································································································································· 23
Configuring LACP MAD ··························································································································· 24
Configuring BFD MAD ······························································································································ 25
Configuring ARP MAD ····························································································································· 26
Excluding a port from the shutdown action upon detection of multi-active collision································· 27
Recovering an IRF fabric ························································································································· 28
Displaying and maintaining an IRF fabric ········································································································ 29
Configuration examples ··································································································································· 30
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