R3303-HP HSR6800 Routers IRF Configuration Guide

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Contents
IRF overview ································································································································································· 1
Hardware compatibility ···················································································································································· 1
Chassis compatibility ··············································································································································· 1
Card compatibility ···················································································································································· 1
IRF benefits ········································································································································································· 1
Application scenario ························································································································································· 2
Basic concepts ··································································································································································· 2
Operating mode ······················································································································································· 3
IRF member roles ······················································································································································ 3
IRF member ID ··························································································································································· 4
MPU roles ·································································································································································· 4
IRF port ······································································································································································ 4
IRF physical port ······················································································································································· 4
IRF domain ID ··························································································································································· 5
IRF split ······································································································································································ 5
IRF merge ·································································································································································· 6
Member priority ························································································································································ 6
Master election ·································································································································································· 6
IRF multi-active detection ·················································································································································· 7
Multi-active handling procedure ····························································································································· 7
LACP MAD ································································································································································ 7
BFD MAD ·································································································································································· 8
ARP MAD ·································································································································································· 9
Configuring IRF ··························································································································································· 11
General restrictions and configuration guidelines ······································································································ 11
Software requirements ·········································································································································· 11
MPU and IRF physical port restrictions ················································································································ 11
IRF link redundancy ··············································································································································· 11
MAD ······································································································································································· 11
Other configuration guidelines ···························································································································· 11
Setup and configuration task list ·································································································································· 12
Planning the IRF fabric setup ········································································································································· 13
Preconfiguring IRF member devices in standalone mode ·························································································· 13
Assigning a member ID to each IRF member device ························································································· 13
Specifying a priority for each member device ··································································································· 13
Binding physical ports to IRF ports ······················································································································ 14
Saving configuration to the next-startup configuration file ························································································ 14
Connecting physical IRF ports ······································································································································· 15
Setting the operating mode to IRF mode ····················································································································· 16
Accessing the IRF fabric ················································································································································ 16
Accessing the global active MPU of the IRF fabric ···························································································· 16
Accessing a standby MPU in the IRF fabric ········································································································ 17
Configuring IRF member devices in IRF mode ············································································································ 17
Assigning an IRF domain ID to the IRF fabric ····································································································· 17
Changing the member ID of a device ················································································································· 18
Changing the priority of a member device ········································································································ 19
Adding physical ports to an IRF port ··················································································································· 19
Enabling IRF auto merge ······································································································································ 20