华为交换机VRRP配置

1、图3-128 配置VRRF主备备份组网图VRRP VRID 1Virtual IP Address;SwitchAGE 1/0/1witchSwitchCHostA GE1O2GE 1/0/1 盟釦闘2/24fc_GEW/3_lFl72J6dd/2+GE 1/0/2192 J GE 1/0/2伪 32A SwitchB192.168,2.1/24SwitchA-GigabitEthernet1/0/1SwitchA-GigabitEthernet1/0/1SwitchA-GigabitEthernet1/0/1SwitchA-GigabitEthernet1/0/1SwitchAport li

2、n k-type hybridport hybrid pvid vlan 300port hybrid untagged vlan 300quitin terface gigabitether net 1/0/2SwitchA-GigabitEthernet1/0/2SwitchA-GigabitEthernet1/0/2port lin k-type hybridport hybrid pvid vla n 100Backup配置思路采用VRRF主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

3、VRR南份组。其中，SwitchA上配置较高优先级和 20秒 抢占延时，作为 Master设备承担流量转发；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-viewHUAWEI sys name SwitchASwitchA vlan batch 100 300SwitchAin terface gigabitether net 1/0/12.SwitchA-Gigabit

4、Ethernet1/0/2port hybrid un tagged vlan 100SwitchA-GigabitEthernet1/0/2quitSwitchA in terface vla nif 100SwitchA-Vla nif100ip address10.1.1.124SwitchA-Vla nif100quitSwitchA in terface vla nif 300SwitchA-Vla nif300ip address192.168.1.1 24SwitchA-Vla nif300quit#配置Switch的二层转发功能。<HUAWEI>system-vie

5、w HUAWEI sys name Switch Switchvla n 100Switch-vla n100 quit Switchin terface gigabitether net 1/0/1Switch-GigabitEthernet1/0/1 Switch-GigabitEthernet1/0/1 Switch-GigabitEthernet1/0/1 Switch-GigabitEthernet1/0/1 Switchport lin k-type hybridport hybrid pvid vla n 100port hybrid un tagged vla n 100qui

6、tin terface gigabitether net 1/0/2Switch-GigabitEthernet1/0/2Switch-GigabitEthernet1/0/2Switch-GigabitEthernet1/0/2port lin k-type hybridport hybrid pvid vla n 100port hybrid un tagged vla n 100Switch-GigabitEthernet1/0/2quit# 配置 SwitchA、SwitchB和SwitchC间采用OSPF协议进行互连。以SwitchB和SwitchC的配置与SwitchA类似，详见配

7、置文件。SwitchA ospf 1SwitchA-ospf-1 area 0SwitchA-ospf-1-area-0.0.0.0SwitchA-ospf-1-area-0.0.0.0SwitchA-ospf-1-area-0.0.0.0quitSwitchA-ospf-1 quit配置VRRP备份组SwitchA 为例,#在SwitchA上创建VRRP备份组1,配置SwitchA在该备份组中的优先级为120，并配置抢占时间为20秒。SwitchAin terface vla nif 100SwitchA-VlaniflOOvrrp vrid 1 priority 120/设备在 VRRP备

8、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-Vlanif100vrrp vrid 1 preempt-mode timer delay 20/ 设备在 VRRF备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，以避免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-Vla nif100quit#在SwitchB上创建VRRP备份组1,其在该备份组中的优先级采用缺省值100 （不需要配置）。SwitchBin terface vla nif 100SwitchB-Vla nif100quit3. 验证配置结果

9、#完成上述配置以后，在SwitchA和SwitchB上分别执行display vrrp 命令，可以看到SwitchA在备份组中的状态为Master， SwitchB在备份组中的状态为Backup。SwitchA display vrrpVlanif100 | Virtual Router 1State : MasterVirtual IP : Master IP : PriorityRun : 120PriorityConfig : 120MasterPriority : 120Preempt : YES Delay Time : 20 sTimerRu n : 1 sTimerC onfig

10、 : 1 sAuth type : NONEVirtual MAC : 0000-5e00-0101Check TTL : YESConfig type : no rmal-vrrpBackup-forward : disabledCreate time : 2012-01-12 20:15:46Last change time : 2012-01-12 20:15:46SwitchB display vrrpVlanif100 | Virtual Router 1State : BackupVirtual IP : Master IP : PriorityRun : 100PriorityC

11、onfig : 100MasterPriority : 120Preempt : YES Delay Time : 0 sTimerRu n : 1 sTimerC onfig : 1 sAuth type : NONEVirtual MAC : 0000-5e00-0101Check TTL : YESConfig type : no rmal-vrrpBackup-forward : disabledCreate time : 2012-01-12 20:15:46Last change time : 2012-01-12 20:15:46# 在 SwitchA 和 SwitchB 上执行

12、 display ip routing-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。SwitchA display ip rout in g-tableRoute Flags: R - relay, D - dow nl oad to fibRouti ng Tables: PublicDest in atio ns : 9Routes : 10Dest in atio n/Mask Proto Pre CostFlags NextHopIn terfaceD

13、irect 00DVla nif100Direct 00DVla nif100Direct00DDirect 00DInLoopBack0Direct 00DInLoopBack0OSPF10 2Vlan if300Direct0 0D192.168.1.1Vlan if300Direct0 0DVla nif300OSPF10 2Vla nif100Vla nif100OSPF 10 2 D 192.168.1.2 Vian if300SwitchBdisplay ip routi ng-tableRoute Flags: R - relay, D - dow nl oad to fibRo

14、uti ng Tables: PublicDest in atio ns : 9Routes : 10Dest in atio n/Mask Proto Pre CostFlags NextHopIn terfaceDirect 00DVla nif100Direct 00DVla nif100OSPF102Vlan if100Direct 00DInLoopBack0Direct 0i0DInLoopBack0OSPF102D 192.168.2.2Vlan if200OSPF102Vlan if100OSPF 102DVla nif200Direct0 0D 192.168.2.1 Vla

15、n if200Direct0 0Vlan if200#在SwitchA的接口 GE1/0/2上执行shutdown命令，模拟 SwitchA出现故障。SwitchA in terface gigabitether net 1/0/2SwitchA-GigabitEthernet1/0/2shutdow nSwitchA-GigabitEthernet1/0/2quit#在SwitchB上执行display vrrp命令查看 VRRP犬态信息，可以看到 SwitchB的状态 是 Master。SwitchB display vrrpVlanif100 | Virtual Router 1Stat

16、e : MasterVirtual IP : Master IP : PriorityRun : 100PriorityConfig : 100MasterPriority : 100Preempt : YES Delay Time : 0 sTimerRu n : 1 sTimerC onfig : 1 sAuth type : NONEVirtual MAC : 0000-5e00-0101Check TTL : YESConfig type : no rmal-vrrpBackup-forward : disabledCreate time : 2012-01-12 20:15:46La

17、st change time : 2012-01-12 20:18:40# 在 SwitchA 的接口 GE1/0/2 上执行 undo shutdown 命令。SwitchA in terface gigabitether net 1/0/2SwitchA-GigabitEthernet1/0/2undo shutdow nSwitchA-GigabitEthernet1/0/2quit#等待20秒后，在SwitchA上执行display vrrp命令查看 VRRP犬态信息，可以看到SwitchA的状态恢复成 Master。SwitchA display vrrpVlanif100 | Vi

18、rtual Router 1State : MasterVirtual IP : Master IP : PriorityRun : 120PriorityConfig : 120MasterPriority : 120Preempt : YES Delay Time : 20 sTimerRu n : 1 sTimerC onfig : 1 sAuth type : NONEVirtual MAC : 0000-5e00-0101Check TTL : YESConfig type : no rmal-vrrpBackup-forward : disabledCreate time : 20

19、12-01-12 20:15:46Last change time : 2012-01-12 20:20:56配置文件? SwitchA的配置文件? #?sys name SwitchA#vlan batch 100 300# in terface Vla nif100vrrp vrid 1 priority 120vrrp vrid 1 preempt-mode timer delay 20#in terface Vla nif300#in terface GigabitEthernet1/0/1 port lin k-type hybridport hybrid pvid vlan 300

20、port hybrid untagged vlan 300#in terface GigabitEthernet1/0/2?port lin k-type hybrid?port hybrid pvid vlan 100? port hybrid un tagged vla n 100? #? ospf 1? #return? SwitchB的配置文件? #sys name SwitchB# vlan batch 100 200#in terface Vla nif100#in terface Vla nif200#in terface GigabitEthernet1/0/1port lin k-type hybridport hybrid pvid vlan 200port hybrid untagged vlan 200#in terface GigabitEthernet1/0/2?port lin k-type hybrid?port hybrid pvid vlan 100? port hybrid un tagged vla n 100? #? ospf 1? #return? SwitchC的配置文件sys name SwitchC#vlan batch 2