涉及内容：vlan，vlanif，ospf，dhcp

题目：

Lsw3     

[lsw3]vlan batch 10 20

[lsw3-GigabitEthernet0/0/2]port link-type access

[lsw3]interface g 0/0/2

[lsw3-GigabitEthernet0/0/2]port default vlan 10

[lsw3-GigabitEthernet0/0/2]q

[lsw3-GigabitEthernet0/0/3]port link-type access

[lsw3-GigabitEthernet0/0/3]port default vlan 20

[LSW3]int GigabitEthernet 0/0/1

[LSW3-GigabitEthernet0/0/1]port link-type trunk

[LSW3-GigabitEthernet0/0/1]port trunk allow-pass vlan 10 20

[LSW3-GigabitEthernet0/0/1]q

[LSW3]int GigabitEthernet 0/0/2

[LSW3-GigabitEthernet0/0/2]port link-type access

[LSW3-GigabitEthernet0/0/2]port default vlan 10

[LSW3-GigabitEthernet0/0/2]q

[LSW3]int GigabitEthernet 0/0/3

[LSW3-GigabitEthernet0/0/3]port link-type access

[LSW3-GigabitEthernet0/0/3]port default vlan 20

[LSW3-GigabitEthernet0/0/3]q

配置检查样例：

Lsw4

[LSW4]vlan batch 30 40

[LSW4]int GigabitEthernet 0/0/1

[LSW4-GigabitEthernet0/0/1]port link-type trunk

[LSW4-GigabitEthernet0/0/1]port trunk allow-pass vlan 30 40

[LSW4-GigabitEthernet0/0/1]q

[LSW4]int GigabitEthernet 0/0/2

[LSW4-GigabitEthernet0/0/2]port link-type access

[LSW4-GigabitEthernet0/0/2]port default vlan 30

[LSW4-GigabitEthernet0/0/2]q

[LSW4]int GigabitEthernet 0/0/3

[LSW4-GigabitEthernet0/0/3]port link-type access

[LSW4-GigabitEthernet0/0/3]port default vlan 40

[LSW4-GigabitEthernet0/0/3]q

Lsw1

[LSW1]dhcp enable [LSW1]vlan batch 10 20 100

[LSW1]int Vlanif 10

[LSW1-Vlanif10]ip address 192.168.10.1 255.255.255.0

[LSW1-Vlanif10]dhcp select interface

[LSW1-Vlanif10]dhcp server dns-list 223.5.5.5

[LSW1-Vlanif10]quit [LSW1]int Vlanif 20

[LSW1-Vlanif20]ip address 192.168.20.1 255.255.255.0

[LSW1-Vlanif20]dhcp select interface

[LSW1-Vlanif20]dhcp server dns-list 223.5.5.5

[LSW1-Vlanif20]q

[LSW1]int Vlanif 100

[LSW1-Vlanif100]ip address 192.168.100.1 255.255.255.0

[LSW1-Vlanif100]q

[LSW1]int GigabitEthernet 0/0/1

[LSW1-GigabitEthernet0/0/1]port link-type trunk

[LSW1-GigabitEthernet0/0/1]port trunk allow-pass vlan 10 20

[LSW1-GigabitEthernet0/0/1]q

[LSW1]int GigabitEthernet 0/0/2

[LSW1-GigabitEthernet0/0/2]port link-type trunk

[LSW1-GigabitEthernet0/0/2]port trunk allow-pass vlan 100

[LSW1-GigabitEthernet0/0/2]q

[LSW1]ospf 1 router-id 1.1.1.1

[LSW1-ospf-1]area 0

[LSW1-ospf-1-area-0.0.0.0]network 192.168.10.0 0.0.0.255

[LSW1-ospf-1-area-0.0.0.0]network 192.168.20.0 0.0.0.255

[LSW1-ospf-1-area-0.0.0.0]network 192.168.100.0 0.0.0.255

[LSW1-ospf-1-area-0.0.0.0]quit

[LSW1-ospf-1]q

Lsw2

[LSW2]dhcp enable

[LSW2]vlan batch 30 40 100

[LSW2]int Vlanif 30

[LSW2-Vlanif30]ip address 192.168.30.1 255.255.255.0

[LSW2-Vlanif30]dhcp select interface

[LSW2-Vlanif30]dhcp server dns-list 223.5.5.5

[LSW2-Vlanif30]quit [LSW2]int Vlanif 40

[LSW2-Vlanif40]ip address 192.168.40.1 255.255.255.0

[LSW2-Vlanif40]dhcp select interface

[LSW2-Vlanif40]dhcp server dns-list 223.5.5.5

[LSW2-Vlanif40]quit [LSW2]int Vlanif 100

[LSW2-Vlanif100]ip address 192.168.100.2 255.255.255.0

[LSW2-Vlanif100]q

[LSW2]int GigabitEthernet 0/0/1

[LSW2-GigabitEthernet0/0/1]port link-type trunk

[LSW2-GigabitEthernet0/0/1]port trunk allow-pass vlan 100

[LSW2-GigabitEthernet0/0/1]q

[LSW2]int GigabitEthernet 0/0/2

[LSW2-GigabitEthernet0/0/2]port link-type trunk

[LSW2-GigabitEthernet0/0/2]port trunk allow-pass vlan 30 40

[LSW2-GigabitEthernet0/0/2]q

[LSW2]ospf 1 router-id 2.2.2.2

[LSW2-ospf-1]area 0

[LSW2-ospf-1-area-0.0.0.0]network 192.168.30.0 0.0.0.255

[LSW2-ospf-1-area-0.0.0.0]network 192.168.40.0 0.0.0.255

[LSW2-ospf-1-area-0.0.0.0]network 192.168.100.0 0.0.0.255

[LSW2-ospf-1-area-0.0.0.0]q

[LSW2-ospf-1]q