(二)CISCO2950交换机的配置
Catalyst 2950 (Catalyst 2950G-48 Switch) Cat2950#show running-config Building configuration... Current configuration : 2883 bytes ! version 12.1 no service single-slot-reload-enable no service pad service timestamps debug uptime service timestamps log uptime no service password-encryption ! hostname Cat2950 ! ip subnet-zero ! spanning-tree extend system-id ! interface FastEthernet0/1 no ip address ! !--- Output suppressed. interface FastEthernet0/16 no ip address ! interface FastEthernet0/17 description SERVER_2 switchport access vlan 3 switchport mode access no ip address spanning-tree portfast ! fa0/17是连接服务器_2的端口,属于VLAN3,而且设置为“spanning-tree portfast”模式 !--- Output suppressed. ! interface FastEthernet0/33 description HOST_1 !--- Configure HOST_1 to be the user VLAN, VLAN 2. fa0/33端口接入了用户主机_1所以设置为VLAN2 switchport access vlan 2 switchport mode access no ip address spanning-tree portfast ! !--- Output suppressed. interface GigabitEthernet0/1 switchport trunk encapsulation dot1q no ip address ! 因为端口g0/1是上连到CISCO3550交换机的,所以设置为TRUNK模式 interface GigabitEthernet0/2 no ip address ! interface Vlan1 no ip address no ip route-cache shutdown ! interface Vlan10 description MANAGEMENT !--- This IP address manages this switch. (VLAN10是管理VLAN) ip address 10.1.10.2 255.255.255.0 no ip route-cache ! !--- Configure the default gateway so that the switch is reachable from other !--- VLANs/subnets. The gateway points to the VLAN 10 interface on the 3550. ip default-gateway 10.1.10.1 ip http server ! line con 0 line vty 5 15 ! End |
(三)总结VLAN配置的三大步骤
看过了文档,我们再来总结一下VLAN配置的三个步骤:
1、新建一个VLAN
2、将端口划归相应的VLAN
3、将级联口设置为TRUNK模式