Contents
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
IRF physical interface ··············································································································································· 3
IRF domain ID ··························································································································································· 3
IRF split ······································································································································································ 4
IRF merge ·································································································································································· 4
Member priority ························································································································································ 4
Interface naming conventions ·········································································································································· 4
File system naming conventions······································································································································· 5
Configuration synchronization ········································································································································ 6
Master election ·································································································································································· 6
IRF multi-active detection ·················································································································································· 7
Multi-active handling procedure ····························································································································· 7
LACP MAD ································································································································································ 8
BFD MAD ·································································································································································· 9
ARP MAD ······························································································································································· 10
ND MAD ································································································································································ 11
Configuring IRF ··························································································································································· 13
Software requirements ·········································································································································· 13
IRF link redundancy ··············································································································································· 15
Multichassis link aggregation ······························································································································ 15
MAD and IRF domain restrictions ························································································································ 15
Other configuration guidelines ···························································································································· 15
Setup and configuration task list ·································································································································· 16
Planning the IRF fabric setup ········································································································································· 17
Accessing the IRF fabric ················································································································································ 21
Configuration prerequisites ·································································································································· 25
Configuration procedure ······································································································································ 25
Configuring MAD ··························································································································································· 26
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