VLAN入門使用－RD的部落格

利用VLAN設定：

1.讓PC0和PC2能互通，但無法與PC1和PC3相通

2.讓PC1和PC3能互通，但無法與PC0和PC2相通

加上router後，PC0、PC1、PC2、PC3都要能互通

switch1:
en
conf t
interface fa0/11
switchport mode access
switchport access vlan 11
interface fa0/12
switchport mode access
switchport access vlan 12

switch2:
en
conf t
interface fa0/11
switchport mode access
switchport access vlan 11
interface fa0/12
switchport mode access
switchport access vlan 12

switch0:
en
conf t
interface fa0/1
switchport mode trunk
interface fa0/2
switchport mode trunk
interface fa0/3
switchport mode trunk

router5:
en
conf t
interface fa0/0
no ip address
no shutdown
interface fa0/0.11
encapsulation dot1Q 11
ip address 192.168.11.254 255.255.255.0
interface fa0/0.12
encapsulation dot1Q 12
ip address 192.168.12.254 255.255.255.0