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我做的vlan如图:
红色为vlan 2,蓝色为vlan 3,白色代表默认的vlan 1
交换机配置:
interface FastEthernet0/1
switchport access vlan 2
!
interface FastEthernet0/2
switchport access vlan 2
!
interface FastEthernet0/3
switchport access vlan 3
!
interface FastEthernet0/4
switchport access vlan 3
!
interface FastEthernet0/5
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface FastEthernet0/6
!
interface FastEthernet0/7
!
interface FastEthernet0/8
!
interface FastEthernet0/9
!
interface FastEthernet0/10
!
interface FastEthernet0/11
!
interface FastEthernet0/12
!
interface FastEthernet0/13
!
interface FastEthernet0/14
!
interface FastEthernet0/15
!
interface FastEthernet0/16
!
interface FastEthernet0/17
!
interface FastEthernet0/18
!
interface FastEthernet0/19
!
interface FastEthernet0/20
!
interface FastEthernet0/21
!
interface FastEthernet0/22
!
interface FastEthernet0/23
!
interface FastEthernet0/24
!
interface GigabitEthernet0/1
!
interface GigabitEthernet0/2
!
interface VLAN1
no ip address
no ip directed-broadcast
no ip route-cache
!
!
line con 0
transport input none
stopbits 1
line vty 0 4
login
line vty 5 15
login
!
end
Switch#show vlan
VLAN Name Status Ports
---- -------------------------------- --------- -------------------------------
1 default active Fa0/6, Fa0/7, Fa0/8, Fa0/9,
Fa0/10, Fa0/11, Fa0/12, Fa0/13,
Fa0/14, Fa0/15, Fa0/16, Fa0/17,
Fa0/18, Fa0/19, Fa0/20, Fa0/21,
Fa0/22, Fa0/23, Fa0/24, Gi0/1,
Gi0/2
2 test2 active Fa0/1, Fa0/2
3 test3 active Fa0/3, Fa0/4
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
ok,测试下vlan之间的机器通讯正常!在FastEthernet0/5配置trunk,
如show run所示!
配置路由器(c2600),show run如下
Router#show run
Building configuration...
略...
interface Ethernet0/0
no ip address
half-duplex
!
interface Ethernet0/0.1
encapsulation dot1Q 1 native
ip address 172.16.10.1 255.255.255.0
!
interface Ethernet0/0.2
encapsulation dot1Q 2
ip address 172.16.20.1 255.255.255.0
!
interface Ethernet0/0.3
encapsulation dot1Q 3
ip address 172.16.30.1 255.255.255.0
!
ip classless
ip http server
ip pim bidir-enable
略...
配置vlan 2中一台机器ip为172.16.20.10,此机器能ping通172.16.20.1
配置vlan 3中一台机器ip为172.16.30.10,此机器能ping通172.16.30.1
但是问题出在vlan 1中
vlan 1中的机器(172.16.10.10)却不能ping 通172.16.10.1
vlan 1中的机器却能互ping通,请教问题出在什么地方! |
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