Basic configuration of the VRRP (take the H3C simulator as an example)

Basic configuration of VRRP:

S1:

[H3c]sys S1

[S1]vlan 10

[S1-vlan10]port G1/0/1

[S1-vlan10]vlan 20

[S1-vlan20]port G1/0/2

[S1-vlan20]vlan 30

[S1-vlan30]port G1/0/3

[S1-vlan30]vlan 40

[S1-vlan40]port G1/0/4

[S1-vlan40]int range G1/0/5 to G1/0/6

[S1-if-range]port Link-type Trunk

[S1-if-range]port trunk Permit VLAN All

[S1-if-range]qu

S2:

[S2]vlan 10

[S2-vlan10]vlan 20

[S2-vlan20]vlan 30

[S2-vlan30]vlan 40

[S2-vlan40]int VLAN 10

[S2-vlan-interface10]ip AD 192.168.10.1 24

[S2-VLAN-INTERFACE10]VRRP Vrid Virtual-ip 192.169.10.254

[S2-VLAN-INTERFACE10]VRRP Vrid 110

[S2-VLAN-INTERFACE10]VRRP Vrid Preempt-mode delay 5

[S2-vlan-interface10]int Vlan 20

[S2-vlan-interface20]ip AD 192.168.20.1 24

This subnet overlaps with another interface!

[S2-VLAN-INTERFACE20]VRRP Vrid Virtual-ip 192.169.20.254

[S2-VLAN-INTERFACE20]VRRP Vrid 110

[S2-VLAN-INTERFACE20]VRRP Vrid Preempt-mode delay 5

[S2-vlan-interface20]int Vlan 30

[S2-vlan-interface30]ip AD 192.168.30.1 24

[S2-VLAN-INTERFACE30]VRRP Vrid Virtual-ip 192.169.30.254

[S2-VLAN-INTERFACE30]VRRP Vrid 100

[S2-VLAN-INTERFACE30]VRRP Vrid Preempt-mode delay 5

[S2-vlan-interface30]int Vlan 40

[S2-vlan-interface40]ip AD 192.168.40.1 24

[S2-VLAN-INTERFACE40]VRRP Vrid Virtual-ip 192.169.40.254

[S2-VLAN-INTERFACE40]VRRP Vrid 100

[S2-VLAN-INTERFACE40]VRRP Vrid Preempt-mode delay 5

[S2-vlan-interface40]qu

Verify that the VRRP redundant gateway is configured successfully:

[S2]dis VRRP

IPV4 Virtual Router Information:

Running Mode:standard

Total number of virtual routers:4

Interface Vrid State Running adver Auth Virtual

Pri Timer Type IP

---------------------------------------------------------------------

Vlan10 Initialize None 192.169.10.254

Vlan20 Initialize None 192.169.20.254

Vlan30 Initialize None 192.169.30.254

Vlan40 Initialize None 192.169.40.254

S3:

[H3c]sys S3

[S3]vlan 10

[S3-vlan10]vlan 20

[S3-vlan20]vlan 30

[S3-vlan30]vlan 40

[S3-vlan40]int VLAN 10

[S3-vlan-interface10]ip AD 192.168.10.2 24

[S3-VLAN-INTERFACE10]VRRP Vrid Virtual-ip 192.169.10.254

[S3-VLAN-INTERFACE10]VRRP Vrid 100

[S3-VLAN-INTERFACE10]VRRP Vrid Preempt-mode delay 5

[S3-vlan-interface10]int Vlan 20

[S3-vlan-interface20]ip AD 192.168.20.2 24

[S3-VLAN-INTERFACE20]VRRP Vrid Virtual-ip 192.169.20.254

[S3-VLAN-INTERFACE20]VRRP Vrid 100

[S3-VLAN-INTERFACE20]VRRP Vrid Preempt-mode delay 5

[S3-vlan-interface20]int Vlan 30

[S3-vlan-interface30]ip AD 192.168.30.2 24

[S3-VLAN-INTERFACE30]VRRP Vrid Virtual-ip 192.169.30.254

[S3-VLAN-INTERFACE30]VRRP Vrid 110

[S3-VLAN-INTERFACE30]VRRP Vrid Preempt-mode delay 5

[S3-vlan-interface30]int Vlan 40

[S3-vlan-interface40]ip AD 192.168.40.2 24

[S3-VLAN-INTERFACE40]VRRP Vrid Virtual-ip 192.169.40.254

[S3-VLAN-INTERFACE40]VRRP Vrid 110

[S3-VLAN-INTERFACE40]VRRP Vrid Preempt-mode delay 5

[S3-vlan-interface40]qu

[S3]dis VRRP

IPV4 Virtual Router Information:

Running Mode:standard

Total number of virtual routers:4

Interface Vrid State Running adver Auth Virtual

Pri Timer Type IP

---------------------------------------------------------------------

Vlan10 Initialize None 192.169.10.254

Vlan20 Initialize None 192.169.20.254

Vlan30 Initialize None 192.169.30.254

Vlan40 Initialize None 192.169.40.254