需求教学楼1二层使用MSTP进行防环vlan2属于实例1vlan3属于实例2sw4作为实例1的主根实例2的备份根sw5作为实例2的主根实例1的备份根SW4和SW5之间需要做链路聚合。教学楼2和教学楼1需求相同SW4和SW13之间启动VRRP形成网关的互为备份SW4作为实例1的主网关实例2 的备份网关SW13作为实例2的主网关实例1 的备份网关主设备上增加20S的转发延迟主设备增加双上行链路监控两条链路同时断开才切换设备。教学楼2和教学楼1 相同实验步骤1.创建VLAN为教学楼1所有交换设备创建VLAN2,VLAN3;教学楼2所有交换设备创建VLAN4,VLAN5[D1]vlan batch 2 3其余设备同理2.链路聚合[D1]interface Eth-Trunk 0[D1-Eth-Trunk0]trunkport GigabitEthernet 0/0/1 0/0/2其余设备同理3.划分VLAN[D1]port-group group-member g0/0/3 g0/0/4 g0/0/5 Eth-Trunk 0[D1-port-group]port link-type trunk[D1-port-group]port trunk allow-pass vlan 2 3[D1-port-group]undo port trunk allow-pass vlan 1[A1]int g0/0/2[A1-GigabitEthernet0/0/2]port link-type access[A1-GigabitEthernet0/0/2]port default vlan 2[A1-GigabitEthernet0/0/2]int g0/0/24[A1-GigabitEthernet0/0/24]port link-type access[A1-GigabitEthernet0/0/24]port default vlan 3[A1-GigabitEthernet0/0/24]int g0/0/1[A1-GigabitEthernet0/0/1]port link-type trunk[A1-GigabitEthernet0/0/1]port trunk allow-pass vlan 2 3[A1-GigabitEthernet0/0/1]undo port trunk allow-pass vlan 1[A1-GigabitEthernet0/0/1]int g0/0/3[A1-GigabitEthernet0/0/3]port link-type trunk[A1-GigabitEthernet0/0/3]port trunk allow-pass vlan 2 3[A1-GigabitEthernet0/0/3]undo port trunk allow-pass vlan 1其余设备同理4.MSTP[D1]stp mode mstp[D1]stp enable[D1]stp region-configuration[D1-mst-region]region-name jxl1[D1-mst-region]revision-level 1[D1-mst-region]instance 1 vlan 2[D1-mst-region]instance 2 vlan 3[D1-mst-region]active region-configuration[D1]stp instance 1 root primary[D1]stp instance 2 root secondary[D1]stp instance 2 root primary[D2]stp instance 1 root secondary其余同理5.VSI[D1]interface Vlanif 2[D1-Vlanif2]ip address 192.168.2.1 24[D1]interface Vlanif 3[D1-Vlanif3]ip address 192.168.3.2 24其余设备同理6.VRRP[D1]int Vlanif 2[D1-Vlanif2]vrrp vrid 2 virtual-ip 192.168.2.254[D1-Vlanif2]vrrp vrid 2 priority 110[D1-Vlanif2]int Vlanif 3[D1-Vlanif3]vrrp vrid 3 virtual-ip 192.168.3.254[D2]int Vlanif 2[D2-Vlanif2]vrrp vrid 2 virtual-ip 192.168.2.254[D2-Vlanif2]int Vlanif 3[D2-Vlanif3]vrrp vrid 3 virtual-ip 192.168.3.254[D2-Vlanif2]vrrp vrid 3 priority 110其余设备同理
