华为交换机VRRP配置

1、SwitchA图3-128配置VRRP主备备份组网图VRRPVRID1VirtualIPAddress:GE1/0/210.11.13'''''.r./Masterf£jMGE1/0/1GE1/0/1GE1/0/1J92.168.1,2/24witchHostAGE1O210,1.1.100/24GE170//24SwitchCGEVO/3%Pl721611/24GE1/0/2192J68.2.2724rGE1/O/1192.1682J/24SwrtchBSwitchA-GigabitEthernet1/0/1SwitchA-

2、GigabitEthernet1/0/1SwitchA-GigabitEthernet1/0/1SwitchA-GigabitEthernet1/0/1SwitchAportlink-typehybridporthybridpvidvlan300porthybriduntaggedvlan300quitinterfacegigabitethernet1/0/2Backup配置思路采用vrrPe备备份实现网关冗余备份,配置思路如下：1,配置各设备接口ip地址及路由协议,使各设备间网络层连通.2.在SwitchA和SwitchB上配置VRR常份组.其中,SwitchA上配置较高优先级和20秒抢占延

3、时,作为Master设备承当流量转发；SwitchB上配置较低优先级,作为备用交换机,实现网关冗余备份.操作步骤1,配置设备间的网络互连#配置设备各接口的IP地址,以SwitchA为例.SwitchB和SwitchC的配置与SwitchA类似,详见配置文件.<HUAWEI>system-viewHUAWEIsysnameSwitchASwitchAvlanbatch100300SwitchA-GigabitEthernet1/0/2SwitchA-GigabitEthernet1/0/2portlink-typehybridporthybridpvidvlan100SwitchAi

4、nterfacegigabitethernet1/0/12.SwitchA-GigabitEthernet1/0/2porthybriduntaggedvlan100SwitchA-GigabitEthernet1/0/2quitSwitchAinterfacevlanif100SwitchA-Vlanif100ipaddress24SwitchA-Vlanif100quitSwitchAinterfacevlanif300SwitchA-Vlanif300ipaddress24SwitchA-Vlanif300quit#配置Switch的二层转发功能.&

5、lt;HUAWEI>system-viewHUAWEIsysnameSwitchSwitchvlan100Switch-vlan100quitSwitchinterfacegigabitethernet1/0/1Switch-GigabitEthernet1/0/1Switch-GigabitEthernet1/0/1Switch-GigabitEthernet1/0/1Switch-GigabitEthernet1/0/1portlink-typehybridporthybridpvidvlan100porthybriduntaggedvlan100quitSwitchinterfac

6、egigabitethernet1/0/2Switch-GigabitEthernet1/0/2Switch-GigabitEthernet1/0/2Switch-GigabitEthernet1/0/2Switch-GigabitEthernet1/0/2#配置SwitchA、SwitchBSwitchB和SwitchC的配置与SwitchAospf1SwitchA-ospf-1area0SwitchA-ospf-1-area-SwitchA-ospf-1-area-SwitchA-ospf-1-area-SwitchA-ospf-1quit配置VR

7、RP份组portlink-typehybridporthybridpvidvlan100porthybriduntaggedvlan100quitSwitchC间采用OSPF协议进行互连.以SwitchA类似,详见配置文件.network55network55quitSwitchA为例,#在SwitchA上创立VRR畸份组1,配置SwitchA在该备份组中白勺优先级为120,并配置抢占时间为20秒.SwitchAinterfacevlanif100SwitchA-Vlanif100vrrpvrid1virtual-ip10.1.

8、1.111SwitchA-Vlanif100vrrpvrid1priority120/设备在VRR畸份组中的优先级缺省为100,修改Master设备的优先级大于Backup设备SwitchA-Vlanif100vrrpvrid1preempt-modetimerdelay20/设备在VRR畸份组中缺省采用立即抢占方式.修改Master设备的延迟抢占时间,以防止在网络环境不稳定时,由于双方频繁抢占而导致流量中断的问题SwitchA-Vlanif100quit#在SwitchB上创立VRR畸份组1,其在该备份组中的优先级采用缺省值100不需要配置.SwitchBinterfacevlanif100

9、SwitchB-Vlanif100vrrpvrid1virtual-ip11SwitchB-Vlanif100quit3.验证配置结果#完成上述配置以后,在SwitchA和SwitchB上分别执行displayvrrp命令,可以看至USwitchA在备份组中的状态为Master,SwitchB在备份组中的状态为Backup.SwitchAdisplayvrrpVlanif100|VirtualRouter1State:MasterVirtualIP:11MasterIP:PriorityRun:120PriorityConfig:120Maste

10、rPriority:120Preempt:YESDelayTime:20sTimerRun:1sTimerConfig:1sAuthtype:NONEVirtualMAC:0000-5e00-0101CheckTTL:YESConfigtype:normal-vrrpBackup-forward:disabledCreatetime:2021-01-1220:15:46Lastchangetime:2021-01-1220:15:46SwitchBdisplayvrrpVlanif100|VirtualRouter1State:BackupVirtualIP:11MasterI

11、P:10,1.1.1PriorityRun:100PriorityConfig:100MasterPriority:120Preempt:YESDelayTime:0sTimerRun:1sTimerConfig:1sAuthtype:NONEVirtualMAC:0000-5e00-0101CheckTTL:YESConfigtype:normal-vrrpBackup-forward:disabledCreatetime:2021-01-1220:15:46Lastchangetime:2021-01-1220:15:46#在SwitchA和SwitchB上执行displayiprouti

12、ng-table命令,SwitchA上可以看到路由表中有一条目的地址为虚拟IP地址的直连路由,而SwitchB上该路由为OSPF路由.SwitchA和SwitchB上的显示信息如下.SwitchAdisplayiprouting-tableRouteFlags:R-relay,D-downloadtofibRoutingTables:PublicDestinations:9Routes:10InterfaceDestination/MaskProtoPreCostFlagsNextHop/24Direct00/32Direct00DVlanif1

13、00DVlanif10011/32Direct00DVlanif100DD/8Direct00InLoopBack0/32Direct00InLoopBack0DVlanif300DVlanif300DVlanif300DVlanif100/24OSPF102/24Direct00/32Direct00/24O

14、SPF102OSPF102DVlanif300SwitchBdisplayiprouting-tableRouteFlags:R-relay,D-downloadtofibRoutingTables:PublicDestinations:9Routes:10Destination/MaskProtoPreCostFlagsNextHopInterface/24Direct0Vlanif100/32Direct0Vlanif100Vlanif100/8Direct00D127

15、.0.0.1InLoopBack0/32Direct00DInLoopBack0/24OSPF102DVlanif200/24OSPF102DVlanif100OSPF11/32D102D2OSPF10Vlanif200/24DirectDVlanif200/32DirectDVlanif200#在SwitchA的接口GE1/0/2上执行shutdown命令,

16、模拟SwitchA出现故障.SwitchAinterfacegigabitethernet1/0/2SwitchA-GigabitEthernet1/0/2shutdownSwitchA-GigabitEthernet1/0/2quit#在SwitchB上执行displayvrrp命令查看VRRP犬态信息,可以看到SwitchB的状态是Master.SwitchBdisplayvrrpVlanif100|VirtualRouter1State:MasterVirtualIP:11MasterIP:PriorityRun:100PriorityConfig:100

17、MasterPriority:100Preempt:YESDelayTime:0sTimerRun:1sTimerConfig:1sAuthtype:NONEVirtualMAC:0000-5e00-0101CheckTTL:YESConfigtype:normal-vrrpBackup-forward:disabledCreatetime:2021-01-1220:15:46Lastchangetime:2021-01-1220:18:40#在SwitchA的接口GE1/0/2上执行undoshutdown命令.SwitchAinterfacegigabitethernet1/0/2Swit

18、chA-GigabitEthernet1/0/2undoshutdownSwitchA-GigabitEthernet1/0/2quit#等待20秒后,在SwitchA上执行displayvrrp命令查看VRRP犬态信息,可以看到SwitchA的状态恢复成Master.SwitchAdisplayvrrpVlanif100|VirtualRouter1State:MasterVirtualIP:11MasterIP:PriorityRun:120PriorityConfig:120MasterPriority:120Preempt:YESDelayTime:20

19、sTimerRun:1sTimerConfig:1sAuthtype:NONEVirtualMAC:0000-5e00-0101CheckTTL:YESConfigtype:normal-vrrpBackup-forward:disabledCreatetime:2021-01-1220:15:46Lastchangetime:2021-01-1220:20:56配置文件 SwitchA的配置文件 # sysnameSwitchA#vlanbatch100300#interfaceVlanif100ipaddress10.1.1,1vrrpvrid1virtual-i

20、p10.1.1,111vrrpvrid1priority120vrrpvrid1preempt-modetimerdelay20#interfaceVlanif300ipaddress#interfaceGigabitEthernet1/0/1portlink-typehybridporthybridpvidvlan300porthybriduntaggedvlan300#interfaceGigabitEthernet1/0/2portlink-typehybridporthybridpvidvlan100porthybriduntaggedv

21、lan100#ospf1areanetwork55network55#returnSwitchB的配置文件#sysnameSwitchB#vlanbatch100200#interfaceVlanif100ipaddress10.1.1,2vrrpvrid1virtual-ip10.1.1,111#interfaceVlanif200ipaddress#interfaceGigabitEthernet1/0/1portlink-typehyb

22、ridporthybridpvidvlan200porthybriduntaggedvlan200#interfaceGigabitEthernet1/0/2portlink-typehybridporthybridpvidvlan100porthybriduntaggedvlan100#ospf1areanetwork55network55#returnSwitchC的配置文件#sysnameSwitchC#vlanbatch200300400#interfaceVlanif200ipaddress#interfaceVlanif