实验要求1.按照图示配置IP地址和网关2.在sw1上创建vlan10 vlan20对应IP网段如图所示交换机之间链路允许所有vlan通过3.在R1 R2上配置vrrp要求R2成为vlan10的主网关R3成为vlan20的主网关sw2和sw3互为备份4.R2和R3对上行接口进行监视如上行接口故障会触发vrrp角色切换5.pc1属于valn10 pc2属vlan20sw1打标签配vlan这是一台二层交换机只需要打标签传vlan不参与三层转发Huaweiundo t mHuaweisys[sw1]vlan batch 10 20[sw1]interface GigabitEthernet 0/0/3[sw1-GigabitEthernet0/0/3]port link-type access[sw1-GigabitEthernet0/0/3]port default vlan 10[sw1-GigabitEthernet0/0/3]q[sw1]int g0/0/4[sw1-GigabitEthernet0/0/4]po li ac[sw1-GigabitEthernet0/0/4]po de v 20[sw1-GigabitEthernet0/0/4]q交换机与交换机之间一个vlan用access但是这个实验是有两个vlan并且使用的是虚拟子接口虚拟子接口可以识别trunk干道所以使用trunk干道[sw1]int g0/0/1[sw1-GigabitEthernet0/0/1]port link-type trunk[sw1-GigabitEthernet0/0/1]port trunk allow-pass vlan 10 20[sw1-GigabitEthernet0/0/1]q[sw1]int g0/0/2[sw1-GigabitEthernet0/0/2]po li t[sw1-GigabitEthernet0/0/2]po t a v 10 20[sw1-GigabitEthernet0/0/2]q[sw1]display vlan[sw1]dis vlan The total number of vlans is : 3 -------------------------------------------------------------------------------- U: Up; D: Down; TG: Tagged; UT: Untagged; MP: Vlan-mapping; ST: Vlan-stacking; #: ProtocolTransparent-vlan; *: Management-vlan; -------------------------------------------------------------------------------- VID Type Ports -------------------------------------------------------------------------------- 1 common UT:GE0/0/1(U) GE0/0/2(U) GE0/0/5(D) GE0/0/6(D) GE0/0/7(D) GE0/0/8(D) GE0/0/9(D) GE0/0/10(D) GE0/0/11(D) GE0/0/12(D) GE0/0/13(D) GE0/0/14(D) GE0/0/15(D) GE0/0/16(D) GE0/0/17(D) GE0/0/18(D) GE0/0/19(D) GE0/0/20(D) GE0/0/21(D) GE0/0/22(D) GE0/0/23(D) GE0/0/24(D) 10 common UT:GE0/0/3(U) TG:GE0/0/1(U) GE0/0/2(U) 20 common UT:GE0/0/4(U) TG:GE0/0/1(U) GE0/0/2(U) VID Status Property MAC-LRN Statistics Description -------------------------------------------------------------------------------- 1 enable default enable disable VLAN 0001 10 enable default enable disable VLAN 0010 20 enable default enable disable VLAN 0020AR2单臂子接口只有真实的物理接口是开的虚拟子接口才可以打开有些设备有可能是关闭状态[r2]int g0/0/0 [r2-GigabitEthernet0/0/0]undo shutdown Info: Interface GigabitEthernet0/0/0 is not shutdown.[r2-GigabitEthernet0/0/0]q[r2]int g0/0/0.10创建虚拟子接口[r2-GigabitEthernet0/0/0.10]ip add 192.168.1.252 24配真实IP地址也就是vlan10网关[r2-GigabitEthernet0/0/0.10]dot1q termination vid 10与vlan10绑定[r2-GigabitEthernet0/0/0.10]arp broadcast enable 开启arp广播[r2-GigabitEthernet0/0/0.10]q[r2]int g0/0/0.2[r2-GigabitEthernet0/0/0.20]ip add 192.168.2.252 24[r2-GigabitEthernet0/0/0.20]dot1q termination vid 20[r2-GigabitEthernet0/0/0.20]arp broadcast enable[r2-GigabitEthernet0/0/0.20]q[r2]int g0/0/1[r2-GigabitEthernet0/0/1]ip add 10.1.1.2 24上行链路接口配置[r2-GigabitEthernet0/0/1]q[r2]dis ip int b[r2]dis ip int b *down: administratively down ^down: standby (l): loopback (s): spoofing The number of interface that is UP in Physical is 5 The number of interface that is DOWN in Physical is 1 The number of interface that is UP in Protocol is 4 The number of interface that is DOWN in Protocol is 2 Interface IP Address/Mask Physical Protocol GigabitEthernet0/0/0 unassigned up down GigabitEthernet0/0/0.10 192.168.1.252/24 up up GigabitEthernet0/0/0.20 192.168.2.252/24 up up GigabitEthernet0/0/1 10.1.1.2/24 up up GigabitEthernet0/0/2 unassigned down down NULL0 unassigned up up(s)AR3Huaweisys[Huawei]sys r3[r3]int g0/0/0.10创建虚拟子接口[r3-GigabitEthernet0/0/0.10]ip add 192.168.1.253 24配真实IP地址也就是vlan10网关[r3-GigabitEthernet0/0/0.10]dot1q termination vid 10与vlan10绑定[r3-GigabitEthernet0/0/0.10]arp broadcast enable开启arp广播[r3-GigabitEthernet0/0/0.10]q[r3]int g0/0/0.20[r3-GigabitEthernet0/0/0.20]ip add 192.168.2.253 24[r3-GigabitEthernet0/0/0.20]dot1q termination vid 20[r3-GigabitEthernet0/0/0.20]arp broadcast enable[r3-GigabitEthernet0/0/0.20]q[r3]int g0/0/1[r3-GigabitEthernet0/0/1]ip add 10.2.2.3 24[r3-GigabitEthernet0/0/1]q[r3]dis ip in b查看接口配置情况[r3]dis ip in b *down: administratively down ^down: standby (l): loopback (s): spoofing The number of interface that is UP in Physical is 5 The number of interface that is DOWN in Physical is 1 The number of interface that is UP in Protocol is 4 The number of interface that is DOWN in Protocol is 2 Interface IP Address/Mask Physical Protocol GigabitEthernet0/0/0 unassigned up down GigabitEthernet0/0/0.10 192.168.1.253/24 up up GigabitEthernet0/0/0.20 192.168.2.253/24 up up GigabitEthernet0/0/1 10.2.2.3/24 up up GigabitEthernet0/0/2 unassigned down down NULL0 unassigned up up(s)AR2虚拟子接口配置vrrp配置vrrp的主备vlan10(AR2)mastervlan20(AR2)backup路由器要进入虚拟子接口配置vrrp[r2]int g0/0/0.10[r2-GigabitEthernet0/0/0.10]vrrp vrid 1 virtual-ip 192.168.1.254配置虚拟IP以及备份组[r2-GigabitEthernet0/0/0.10]vrrp vrid 1 priority 120设置优先级[r2-GigabitEthernet0/0/0.10]vrrp vrid 1 preempt-mode timer delay 10抢占延迟10秒[r2-GigabitEthernet0/0/0.10]vrrp vrid 1 track interface GigabitEthernet 0/0/1 reduced 30监控上行链路[r2]int g0/0/0.20备份[r2-GigabitEthernet0/0/0.20]vrrp vrid 2 virtual-ip 192.168.2.254设置虚拟子接口IP地址AR3虚拟子接口配置vrrp[r3]int g0/0/0.10[r3-GigabitEthernet0/0/0.10]vrrp vrid 1 virtual-ip 192.168.1.254[r3]int g0/0/0.20[r3-GigabitEthernet0/0/0.20]vrrp vrid 2 virtual-ip 192.168.2.254配置IP地址以及备份组[r3-GigabitEthernet0/0/0.20]vrrp vrid 2 priority 120设置优先级为120[r3-GigabitEthernet0/0/0.20]vrrp vrid 2 preempt-mode timer delay 10抢占延迟10s[r3-GigabitEthernet0/0/0.20]vrrp vrid 2 track interface GigabitEthernet 0/0/1 reduced 30上行链路减30[r3-GigabitEthernet0/0/0.20]qAR2查看vrrp简表[r2]display vrrp brief Total:2 Master:1 Backup:1 Non-active:0 VRID State Interface Type Virtual IP ---------------------------------------------------------------- 1 Master GE0/0/0.10 Normal 192.168.1.254 2 Backup GE0/0/0.20 Normal 192.168.2.254AR3查看vrrp简表[r3]dis vrrp b Total:2 Master:1 Backup:1 Non-active:0 VRID State Interface Type Virtual IP ---------------------------------------------------------------- 1 Backup GE0/0/0.10 Normal 192.168.1.254 2 Master GE0/0/0.20 Normal 192.168.2.254AR1r1sys[r1]int g0/0/0[r1-GigabitEthernet0/0/0]ip add 10.1.1.1 24[r1-GigabitEthernet0/0/0]int g0/0/1[r1-GigabitEthernet0/0/1]ip add 10.2.2.1 24[r1-GigabitEthernet0/0/1]qAR1接口shutdown之后查看AR2和AR3的vrrp简表[r1]int g0/0/0[r1-GigabitEthernet0/0/0]shutdown[r2]dis vrrp b Total:2 Master:0 Backup:2 Non-active:0 VRID State Interface Type Virtual IP ---------------------------------------------------------------- 1 Backup GE0/0/0.10 Normal 192.168.1.254 2 Backup GE0/0/0.20 Normal 192.168.2.254[r3]dis vrrp b Total:2 Master:2 Backup:0 Non-active:0 VRID State Interface Type Virtual IP ---------------------------------------------------------------- 1 Master GE0/0/0.10 Normal 192.168.1.254 2 Master GE0/0/0.20 Normal 192.168.2.254然后让其恢复[r1]int g0/0/0[r1-GigabitEthernet0/0/0]undo shutdown然后再次查看AR2和AR3的vrrp简表因为延迟10s所以10s后恢复正常