HP 6125G HP 6125G & 6125G/XG Blade Switches High Availability Configur - Page 154
on Switch C whose corresponding AVF is on the switch with the IP address of 10.1.1.3
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# Set Switch C to operate in preemptive mode. The preemption delay is five seconds. [SwitchC-Vlan-interface2] vrrp vrid 1 preempt-mode timer delay 5 [SwitchC-Vlan-interface2] quit # Create track entry 1 to associate with the physical status of VLAN-interface 3 on Switch C. When the track entry becomes negative, it means that the interface fails. [SwitchC] track 1 interface vlan-interface 3 # Configure VF tracking to monitor track entry 1 and specify the value by which the weight decreases, making the weight of Switch C decrease by more than 245 (250 in this example) when track entry 1 turns to negative. In such a case, another router with a higher weight can take over. [SwitchC] interface vlan-interface 2 [SwitchC-Vlan-interface2] vrrp vrid 1 weight track 1 reduced 250 [SwitchC-Vlan-interface2] quit # Create track entries 2 and 3 to monitor Switch A and Switch B, respectively. If a track entry becomes negative, it indicates that the corresponding switch fails. [SwitchC] bfd echo-source-ip 1.2.3.4 [SwitchC] track 2 bfd echo interface vlan-interface 2 remote ip 10.1.1.2 local ip 10.1.1.4 [SwitchC] track 3 bfd echo interface vlan-interface 2 remote ip 10.1.1.3 local ip 10.1.1.4 # Configure VF tracking to monitor track entry 2. When track entry 2 becomes negative, the LVF on Switch C whose corresponding AVF is on the switch with the IP address of 10.1.1.2 immediately becomes active. Switch C takes over the AVF on Switch A. [SwitchC] interface vlan-interface 2 [SwitchC-Vlan-interface2] vrrp vrid 1 track 2 forwarder-switchover member-ip 10.1.1.2 # Configure VF tracking to monitor track entry 3. When track entry 2 becomes negative, the LVF on Switch C whose corresponding AVF is on the switch with the IP address of 10.1.1.3 immediately becomes active. Switch C takes over the AVF on Switch B. [SwitchC-Vlan-interface2] vrrp vrid 1 track 3 forwarder-switchover member-ip 10.1.1.3 4. Verify the configuration: After the configuration, Host A can ping the external network. To verify your configuration, use the display vrrp verbose command. # Display the detailed information about VRRP group 1 on Switch A. [SwitchA-Vlan-interface2] display vrrp verbose IPv4 Standby Information: Run Mode : Load Balance Run Method : Virtual MAC Total number of virtual routers : 1 Interface Vlan-interface2 VRID : 1 Adver Timer : 1 Admin Status : Up State : Master Config Pri : 120 Running Pri : 120 Preempt Mode : Yes Delay Time : 5 Auth Type : None Virtual IP : 10.1.1.1 Member IP List : 10.1.1.2 (Local, Master) 10.1.1.3 (Backup) 10.1.1.4 (Backup) 147