1.IP配置
2.eth-trunk配置

LSW3上
[sw3]int Eth-Trunk 0
[sw3-Eth-Trunk0]int g0/0/4
[sw3-GigabitEthernet0/0/4]eth-trunk 0
[sw3-Eth-Trunk0]int g0/0/5
[sw3-GigabitEthernet0/0/5]eth-trunk 0
LSW4上
[sw4]int Eth-Trunk 0
[sw4-Eth-Trunk0]int g0/0/4
[sw4-GigabitEthernet0/0/4]eth-trunk 0
[sw4-Eth-Trunk0]int g0/0/5
[sw4-GigabitEthernet0/0/5]eth-trunk 0

三、trunk配置

LSW1上
[sw1]port-group group-member g0/0/1 to g0/0/2
[sw1-port-group]p l t
[sw1-GigabitEthernet0/0/1]p l t
[sw1-GigabitEthernet0/0/2]p l t
[sw1-port-group]p t a
Jul 22 2021 14:47:42-08:00 sw1 DS/4/DATASYNC_CFGCHANGE:OID 1.3.6.1.4.1.2011.5.25
.191.3.1 configurations have been changed. The current change number is 7, the c
hange loop count is 0, and the maximum number of records is 4095.v
[sw1-port-group]p t a vlan 2
[sw1-port-group]p t a vlan 2
[sw1-GigabitEthernet0/0/1]p t a vlan 2
[sw1-GigabitEthernet0/0/2]p t a vlan 2
LSW2上
[sw2]port-group group-member g0/0/1 to g0/0/2
[sw2-port-group]p l t
[sw2-GigabitEthernet0/0/1]p l t
[sw2-GigabitEthernet0/0/2]p l t
[sw2-port-group]p t a vlan 2
[sw2-GigabitEthernet0/0/1]p t a vlan 2
[sw2-GigabitEthernet0/0/2]p t a vlan 2
[sw2-port-group]
[sw2-port-group]qu
LSW3上
[sw3]port-group group-member g0/0/2 to g0/0/3 Eth-Trunk 0
[sw3-port-group]port l t
[sw3-GigabitEthernet0/0/2]port l t
[sw3-GigabitEthernet0/0/3]port l t
[sw3-Eth-Trunk0]port l t
[sw3-port-group]port trunk a
[sw3-port-group]port trunk allow-pass vlan 2
[sw3-GigabitEthernet0/0/2]port trunk allow-pass vlan 2
[sw3-GigabitEthernet0/0/3]port trunk allow-pass vlan 2
[sw3-Eth-Trunk0]port trunk allow-pass vlan 2
LSW4上
[sw4]port-group group-member g0/0/2 to g0/0/3 Eth-Trunk 0
[sw4-port-group]p l t
[sw4-port-group]p l t
[sw4-GigabitEthernet0/0/2]p l t
[sw4-GigabitEthernet0/0/3]p l t
[sw4-Eth-Trunk0]p l t
[sw4-port-group]p t a vlan 2
[sw4-GigabitEthernet0/0/2]p t a vlan 2
[sw4-GigabitEthernet0/0/3]p t a vlan 2
[sw4-Eth-Trunk0]p t a vlan 2

四、VLAN配置

[sw1]vlan 2
[sw2]vlan 2
[sw3]vlan 2
[sw4]vlan 2
[sw1]int e0/0/2
[sw1-Ethernet0/0/2]p l a
[sw1-Ethernet0/0/2]p d vlan 2
[sw2]int e0/0/2
[sw2-Ethernet0/0/2]p l a
[sw2-Ethernet0/0/2]p d vlan 2

五、STP配置

[sw3]stp mode ms
[sw3]stp mode mstp
[sw3] User interface con0 is available
Please Press ENTER.
[sw3]stp mode mstp
[sw3]stp enable
[sw3]stp region-configuration
[sw3-mst-region]region-name a
[sw3-mst-region]instance 1 vlan 1
[sw3-mst-region]instance 2 vlan 2
[sw3-mst-region]active region-configuration

六、VRRP配置

LSW3上
[sw3-Vlanif1]vrrp vrid 1 virtual-ip 172.16.1.126
[sw3-Vlanif1]vrrp vrid 1 priority 120
[sw3-Vlanif1]vrrp vrid 1 track interface GigabitEthernet0/0/1 reduced 30
[sw3]int vlan 2
[sw3-Vlanif2]vrrp vrid 1 virtual-ip 172.16.1.254
LSW4上
[sw4]int vlan 1
[sw4-Vlanif1]vrrp vrid 1 virtual-ip 172.16.1.126
[sw4]int vlan 2
[sw4-Vlanif2]vrrp vrid 1 virtual-ip 172.16.1.254
[sw4-Vlanif2]vrrp vrid 1 priority 120
[sw4-Vlanif2]vrrp vrid 1 track int g0/0/1 reduced 30

七、DHCP配置

LSW4上
[sw3]dhcp enable
[sw3]ip pool v1
Info:It’s successful to create an IP address pool.
[sw3-ip-pool-v1]net 172.16.1.0 mask 25
[sw3-ip-pool-v1]gateway-list 172.16.1.126
[sw3-ip-pool-v1]dns 8.8.8.8
[sw3-ip-pool-v1]q
[sw3]ip pool v2
Info:It’s successful to create an IP address pool.
[sw3-ip-pool-v2]network 172.16.1.128 mask 25
[sw3-ip-pool-v2]gateway-list 172.16.1.254
[sw3-ip-pool-v2]dns 8.8.8.8
[sw3-ip-pool-v2]qu
[sw3-Vlanif1]dhcp select global
[sw3-Vlanif2]dhcp select global