H3C VRRP

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[S2]int vlan 10spa

[S2-Vlan-interface10]vrrp vrid 10 virtual-ip 172.16.10.254  配置VIP地址接口

[S2-Vlan-interface10]vrrp vrid 10 priority 110          修改優先級,默認爲100ip

[S2-Vlan-interface10]vrrp vrid 10 preempt-mode delay 3     延遲10s後搶佔rem

[S2-Vlan-interface10]vrrp vrid 10 timer advertise 10      10s通告一次it

[S2-Vlan-interface10]vrrp vrid 10 track 4 priority reduced 20io

[S2]track 4 interface g1/0/1 監視上行的端口 (注意輸入命令的模式)ast

解釋:當監視的鏈路down以後,優先級下降20class


真機上通常使用下面命令:監控

[S2-Vlan-interface13]vrrp vrid 1 track interface E1/0/1 reduced 20


使用BFD監視上行鏈路:

[S2]bfd echo-source-ip 8.8.8.8    //地址任意

[S2]track 11 bfd echo interface e1/0/1 remote ip 23.1.1.3 local ip 23.1.1.2

注意:23.1.1.3爲上游IP,23.1.1.2爲本身與上游接口的IP地址

[S2-Vlan-interface11]vrrp vrid 11 track 11 reduced 20

[S2-Ethernet1/0/1]bfd min-receive-interval 500

[S2-Ethernet1/0/1]bfd min-transmit-interval 500                  

[S2-Ethernet1/0/1]bfd detect-multiplier 6


監控內網線路,實現主備的快速切換:

[S2]bfd echo-source-ip 8.8.8.8    //地址任意

[S2]track 10 bfd echo interface Vlan-interface 10 remote ip 172.16.10.252 local ip 172.16.10.253

注意:vlan 10 爲內網vlan ,172.16.10.252是本身給內網提供的網關地址,172.16.10.253爲對端提供的網關地址

[S2-Vlan-interface10]vrrp vrid 10 track 10 switchover  

//若探測到S1不可達,S2當即切換爲Master

//若不執行以上操做,則等待3個通告週期後切換。









查看VRRP配置:

<S1>dis vrrp verbose

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