8.3 VRRP配置

1.VRRP配置基础

图片[1]-8.3 VRRP配置-大赛人网
图8-1 VRRP配置基础网络拓扑

1)R1配置

[R1]interface GigabitEthernet 0/0/0
[R1-GigabitEthernet0/0/0]ip address 192.168.10.252 24 
[R1-GigabitEthernet0/0/0]vrrp vrid 1 virtual-ip 192.168.10.254
[R1-GigabitEthernet0/0/0]vrrp vrid 1 priority 200
[R1-GigabitEthernet0/0/0]vrrp vrid 1 preempt-mode timer delay 60

2)R2配置(优先级缺省100)

[R2]interface GigabitEthernet 0/0/0
[R2-GigabitEthernet0/0/0]ip address 192.168.10.253 24
[R2-GigabitEthernet0/0/0]vrrp vrid 1 virtual-ip 192.168.10.254

3)查看VRRP信息

[R1]display vrrp
  GigabitEthernet0/0/0 | Virtual Router 1
    State : Master
    Virtual IP : 192.168.10.254
    Master IP : 192.168.10.252
    PriorityRun : 200
    PriorityConfig : 200
    MasterPriority : 200
    Preempt : YES   Delay Time : 60 s
    TimerRun : 1 s
    TimerConfig : 1 s
    Auth type : NONE
    Virtual MAC : 0000-5e00-0101
    Check TTL : YES
    Config type : normal-vrrp
    Backup-forward : disabled
    Create time : 2023-01-26 12:17:31 UTC-08:00
    Last change time : 2023-01-26 12:17:34 UTC-08:00
[R2]display vrrp brief 
Total:1     Master:0     Backup:1     Non-active:0      
VRID  State        Interface                Type     Virtual IP     
1     Backup       GE0/0/0                  Normal   192.168.10.254

2.监视上行线路

图片[2]-8.3 VRRP配置-大赛人网
图8-2 VRRP监视上行线路网络拓扑

1)R1配置(上行线路发生故障时优先级减去110变成90,少于R2优先级,R1成为Backup,R2转换成Master)

[R1]interface GigabitEthernet 0/0/0
[R1-GigabitEthernet0/0/0]ip address 192.168.10.252 24 
[R1-GigabitEthernet0/0/0]vrrp vrid 1 virtual-ip 192.168.10.254
[R1-GigabitEthernet0/0/0]vrrp vrid 1 priority 200
[R1-GigabitEthernet0/0/0]vrrp vrid 1 track interface GigabitEthernet 0/0/1 reduced 110

2)R2配置(优先级缺省100)

[R2]interface GigabitEthernet 0/0/0
[R2-GigabitEthernet0/0/0]ip address 192.168.10.253 24
[R2-GigabitEthernet0/0/0]vrrp vrid 1 virtual-ip 192.168.10.254

3)R1的G0/0/1口关闭查看VRRP信息

[R1]interface GigabitEthernet 0/0/1
[R1-GigabitEthernet0/0/1]shutdown
[R1]display vrrp
  GigabitEthernet0/0/0 | Virtual Router 1
    State : Backup
    Virtual IP : 192.168.10.254
    Master IP : 192.168.10.253
    PriorityRun : 90
    PriorityConfig : 200
    MasterPriority : 100
    Preempt : YES   Delay Time : 60 s
    TimerRun : 1 s
    TimerConfig : 1 s
    Auth type : NONE
    Virtual MAC : 0000-5e00-0101
    Check TTL : YES
    Config type : normal-vrrp
    Backup-forward : disabled
    Track IF : GigabitEthernet0/0/1   Priority reduced : 110
    IF state : DOWN
    Create time : 2023-01-26 12:17:31 UTC-08:00
    Last change time : 2023-01-26 12:34:01 UTC-08:00

3.路由器子接口部署VRRP

图片[3]-8.3 VRRP配置-大赛人网
图8-3 路由器子接口部署VRRP网络拓扑

1)SW1配置

[SW1]interface GigabitEthernet 0/0/1
[SW1-GigabitEthernet0/0/1]port link-type access
[SW1-GigabitEthernet0/0/1]port default vlan 10

[SW1]interface GigabitEthernet 0/0/2
[SW1-GigabitEthernet0/0/2]port link-type access 
[SW1-GigabitEthernet0/0/2]port default vlan 20
[SW1]interface GigabitEthernet 0/0/23
[SW1-GigabitEthernet0/0/23]port link-type trunk 
[SW1-GigabitEthernet0/0/23]port trunk allow-pass vlan all 

[SW1]interface GigabitEthernet 0/0/24
[SW1-GigabitEthernet0/0/24]port link-type trunk 
[SW1-GigabitEthernet0/0/24]port trunk allow-pass vlan all 

2)R1配置

[R1]interface GigabitEthernet 0/0/0.10
[R1-GigabitEthernet0/0/0.10]dot1q termination vid 10
[R1-GigabitEthernet0/0/0.10]ip address 192.168.10.252 24
[R1-GigabitEthernet0/0/0.10]vrrp vrid 10 virtual-ip 192.168.10.254
[R1-GigabitEthernet0/0/0.10]vrrp vrid 10 priority 200

[R1]interface GigabitEthernet 0/0/0.20
[R1-GigabitEthernet0/0/0.20]dot1q termination vid 20
[R1-GigabitEthernet0/0/0.20]ip address 192.168.20.252 24
[R1-GigabitEthernet0/0/0.20]vrrp vrid 20 virtual-ip 192.168.20.254

3)R2配置

[R2]interface GigabitEthernet 0/0/0.10
[R2-GigabitEthernet0/0/0.10]ip address 192.168.10.253 24
[R2-GigabitEthernet0/0/0.10]vrrp vrid 10 virtual-ip 192.168.10.254

[R2]interface GigabitEthernet 0/0/0.20
[R2-GigabitEthernet0/0/0.20]ip address 192.168.20.253 24
[R2-GigabitEthernet0/0/0.20]vrrp vrid 20 virtual-ip 192.168.20.254
[R2-GigabitEthernet0/0/0.20]vrrp vrid 20 priority 200

4)查看VRRP信息配置

[R1]display vrrp
  GigabitEthernet0/0/0.10 | Virtual Router 10
    State : Master
    Virtual IP : 192.168.10.254
    Master IP : 192.168.10.252
    PriorityRun : 200
    PriorityConfig : 200
    MasterPriority : 200
    Preempt : YES   Delay Time : 0 s
    TimerRun : 1 s
    TimerConfig : 1 s
    Auth type : NONE
    Virtual MAC : 0000-5e00-010a
    Check TTL : YES
    Config type : normal-vrrp
    Backup-forward : disabled
    Create time : 2023-01-26 13:33:43 UTC-08:00
    Last change time : 2023-01-26 13:33:47 UTC-08:00

  GigabitEthernet0/0/0.20 | Virtual Router 20
    State : Backup
    Virtual IP : 192.168.20.254
    Master IP : 192.168.20.253
    PriorityRun : 100
    PriorityConfig : 100
    MasterPriority : 200                  
    Preempt : YES   Delay Time : 0 s      
    TimerRun : 1 s                        
    TimerConfig : 1 s                     
    Auth type : NONE                      
    Virtual MAC : 0000-5e00-0114          
    Check TTL : YES                       
    Config type : normal-vrrp             
    Backup-forward : disabled             
    Create time : 2023-01-26 13:35:37 UTC-08:00
    Last change time : 2023-01-26 13:45:23 UTC-08:00

[R2]display vrrp brief
Total:2     Master:1     Backup:1     Non-active:0      
VRID  State        Interface                Type     Virtual IP     
10    Backup       GE0/0/0.10               Normal   192.168.10.254 
20    Master       GE0/0/0.20               Normal   192.168.20.254

4.三层交换机部署VRRP

图片[4]-8.3 VRRP配置-大赛人网
图8-4 三层交换机部署VRRP网络拓扑

1)SW1配置

[SW1]vlan batch 100 200
[SW1]interface GigabitEthernet 0/0/23
[SW1-GigabitEthernet0/0/23]port link-type trunk 
[SW1-GigabitEthernet0/0/23]port trunk allow-pass vlan 100 200
[SW1]interface Vlanif 100
[SW1-Vlanif100]ip address 192.168.100.252 24
[SW1-Vlanif100]vrrp vrid 100 virtual-ip 192.168.100.254
[SW1-Vlanif100]vrrp vrid 100 priority 200

[SW1]interface Vlanif 200
[SW1-Vlanif200]ip address 192.168.200.252 24
[SW1-Vlanif200]vrrp vrid 200 virtual-ip 192.168.200.254

2)SW2配置

[SW2]vlan batch 100 200
[SW2]interface GigabitEthernet 0/0/24 
[SW2-GigabitEthernet0/0/24]port link-type trunk 
[SW2-GigabitEthernet0/0/24]port trunk allow-pass v
[SW2-GigabitEthernet0/0/24]port trunk allow-pass vlan 100 200

[SW2]interface Vlanif 100
[SW2-Vlanif100]ip address 192.168.100.253 24
[SW2-Vlanif100]vrrp vrid 100 virtual-ip 192.168.100.254
[SW2-Vlanif100]quit
[SW2]interface Vlanif 200
[SW2-Vlanif200]ip address 192.168.200.253 24
[SW2-Vlanif200]vrrp vrid 200 virtual-ip 192.168.200.254
[SW2-Vlanif200]vrrp vrid 200 priority 200

3)SW3配置

[SW3]interface GigabitEthernet 0/0/1
[SW3-GigabitEthernet0/0/1]port link-type access 
[SW3-GigabitEthernet0/0/1]port default vlan 100
[SW3-GigabitEthernet0/0/1]quit
[SW3]interface GigabitEthernet 0/0/2
[SW3-GigabitEthernet0/0/2]port link-type access 
[SW3-GigabitEthernet0/0/2]port default vlan 200

[SW3]interface GigabitEthernet 0/0/23
[SW3-GigabitEthernet0/0/23]port link-type trunk 
[SW3-GigabitEthernet0/0/23]port trunk allow-pass vlan 100 200

[SW3]interface GigabitEthernet 0/0/24
[SW3-GigabitEthernet0/0/24]port link-type trunk 
[SW3-GigabitEthernet0/0/24]port trunk allow-pass vlan 100 200

4)查看VRRP信息

[SW1]display vrrp
  Vlanif100 | Virtual Router 100
    State : Master
    Virtual IP : 192.168.100.254
    Master IP : 192.168.100.252
    PriorityRun : 200
    PriorityConfig : 200
    MasterPriority : 200
    Preempt : YES   Delay Time : 0 s
    TimerRun : 1 s
    TimerConfig : 1 s
    Auth type : NONE
    Virtual MAC : 0000-5e00-0164
    Check TTL : YES
    Config type : normal-vrrp
    Create time : 2023-01-26 14:04:26 UTC-08:00
    Last change time : 2023-01-26 14:04:30 UTC-08:00

  Vlanif200 | Virtual Router 200
    State : Backup
    Virtual IP : 192.168.200.254
    Master IP : 192.168.200.253
    PriorityRun : 100
    PriorityConfig : 100
    MasterPriority : 200
    Preempt : YES   Delay Time : 0 s      
    TimerRun : 1 s                        
    TimerConfig : 1 s                     
    Auth type : NONE                      
    Virtual MAC : 0000-5e00-01c8          
    Check TTL : YES                       
    Config type : normal-vrrp             
    Create time : 2023-01-26 14:05:40 UTC-08:00
    Last change time : 2023-01-26 14:11:26 UTC-08:00

[SW2]display vrrp brief 
VRID  State        Interface                Type     Virtual IP     
100   Backup       Vlanif100                Normal   192.168.100.254
200   Master       Vlanif200                Normal   192.168.200.254
Total:2     Master:1     Backup:1     Non-active:0    

5.VRRP+MSTP配置

图片[5]-8.3 VRRP配置-大赛人网
图8-5 VRRP+MSTP配置网络拓扑

1)SW1配置

[SW1]vlan batch 101 to 250 
[SW1]interface Eth-Trunk 1 
[SW1-Eth-Trunk1]trunkport GigabitEthernet 0/0/21
[SW1-Eth-Trunk1]trunkport GigabitEthernet 0/0/22
[SW1-Eth-Trunk1]port link-type trunk 
[SW1-Eth-Trunk1]port trunk allow-pass vlan 101 to 250

[SW1]interface GigabitEthernet 0/0/23 
[SW1-GigabitEthernet0/0/23]port link-type trunk 
[SW1-GigabitEthernet0/0/23]port trunk allow-pass vlan 101 to 250

[SW1]stp mode mstp 
[SW1-mst-region]region-name dsrw.com
[SW1-mst-region]instance 10 vlan 101 to 200
[SW1-mst-region]instance 20 vlan 201 to 250
[SW1-mst-region]active region-configuration 
[SW1-mst-region]quit
[SW1]stp instance 10 root primary 
[SW1]stp instance 20 root secondary 
[SW1]stp enable

[SW1]interface Vlanif 101
[SW1-Vlanif101]ip address 192.168.101.252 24
[SW1-Vlanif101]vrrp vrid 101 virtual-ip 192.168.101.254
[SW1-Vlanif101]vrrp vrid 101 priority 200

......VLAN102-VLAN199配置略

[SW1]interface Vlanif 200
[SW1-Vlanif200]ip address 192.168.200.252 24
[SW1-Vlanif200]vrrp vrid 200 virtual-ip 192.168.200.254
[SW1-Vlanif200]vrrp vrid 200 priority 200
[SW1]interface Vlanif 201
[SW1-Vlanif201]ip address 192.168.201.252 24
[SW1-Vlanif201]vrrp vrid 201 virtual-ip 192.168.201.254

......VLAN202-VLAN249配置略

[SW1]interface Vlanif 250
[SW1-Vlanif250]ip address 192.168.250.252 24 
[SW1-Vlanif250]vrrp vrid 250 virtual-ip 192.168.250.254

2)SW2配置

[SW2]vlan batch 101 to 250 
[SW2]interface Eth-Trunk 1
[SW2-Eth-Trunk1]trunkport GigabitEthernet 0/0/21
[SW2-Eth-Trunk1]trunkport GigabitEthernet 0/0/22
[SW2-Eth-Trunk1]port link-type trunk
[SW2-Eth-Trunk1]port trunk allow-pass vlan 101 to 250

[SW2]interface GigabitEthernet 0/0/24
[SW2-GigabitEthernet0/0/24]port link-type trunk 
[SW2-GigabitEthernet0/0/24]port trunk allow-pass vlan 101 to 250

[SW2]stp mode mstp 
[SW2]stp region-configuration 
[SW2-mst-region]region-name dsrw.com
[SW2-mst-region]instance 10 vlan 101 to 200
[SW2-mst-region]instance 20 vlan 201 to 250
[SW2-mst-region]active region-configuration
[SW2-mst-region]quit
[SW2]stp instance 20 root primary
[SW2]stp instance 10 root secondary
[SW2]stp enable

[SW2]interface Vlanif 101
[SW2-Vlanif101]ip address 192.168.101.253 24
[SW2-Vlanif101]vrrp vrid 101 virtual-ip 192.168.101.254

......VLAN102-VLAN199配置略

[SW2]interface Vlanif 200
[SW2-Vlanif200]ip address 192.168.200.253 24
[SW2-Vlanif200]vrrp vrid 200 virtual-ip 192.168.200.254

[SW2]interface Vlanif 201
[SW2-Vlanif201]ip address 192.168.201.253 24
[SW2-Vlanif201]vrrp vrid 201 virtual-ip 192.168.201.254
[SW2-Vlanif201]vrrp vrid 201 priority 200

......VLAN202-VLAN249配置略

[SW2]interface Vlanif 250
[SW2-Vlanif250]ip address 192.168.250.253 24 
[SW2-Vlanif250]vrrp vrid 250 virtual-ip 192.168.250.254
[SW2-Vlanif250]vrrp vrid 250 priority 200

3)SW3配置

[SW3]vlan batch 101 to 250 
[SW3]interface GigabitEthernet 0/0/1
[SW3-GigabitEthernet0/0/1]port link-type access 
[SW3-GigabitEthernet0/0/1]port default vlan 101

[SW3]interface GigabitEthernet 0/0/2
[SW3-GigabitEthernet0/0/2]port link-type access 
[SW3-GigabitEthernet0/0/2]port default vlan  250
 
[SW3]interface GigabitEthernet 0/0/23
[SW3-GigabitEthernet0/0/23]port link-type trunk
[SW3-GigabitEthernet0/0/23]port trunk allow-pass vlan 101 to 250

[SW3]interface GigabitEthernet 0/0/24
[SW3-GigabitEthernet0/0/24]port link-type  trunk 
[SW3-GigabitEthernet0/0/24]port trunk allow-pass vlan 101 to 250
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