交换机常用命令使用方法.doc

交换机常用命令使用方法1 查看交换机的缺省配置Switchshow run2. 查看交换机端口属性Switchshow interface FastEthernet0/13. 查看VLAN 属性Switchshow vlan4. 查看闪存目录Switchdriectory flash5. 查看IOS 版本Switchshow version6. 恢复交换机的缺省配置Catalyst 2950 Catalyst 1900Switchdelete falsh:vlan.dat Switch#delete nvramSwitch#erase startup-configSwitch#reload7. 指定交换机的IP地址和缺省网关Catalyst 2950 Catalyst 1900Switch(config)#interface VLAN1Switch(config-if)#ip address 192.168.0.2 255.255.255.0 Switch(config)#ip address 192.168.0.2 255.255.255.0Switch(config)#ip default-gateway 192.168.0.1 Switch(config)#ip default-gateway 192.168.0.18. 设置端口属性Catalyst 2950 Catalyst 1900Switch(config)#interface FastEthernet0/2 Switch(config)#interface Ethernet0/2Switch(config-if)#duples full Switch(config-if)#duples fullSwitch(config-if)#speed 100 Switch(config-if)#speed 109. 配置静态VLANCatalyst 2950 Catalyst 1900Switch#vlan database Switch(config)#vlan 2 name vlan2Switch(vlan)#valn 2 vlan2 Switch(config)#interface ethernet0/2Switch(vlan)#exit Switch(config-if)#vlan-membership static 2Switch(config)#interface fastethernet 0/2 Switch(config-if)#switchport access vlan 210. 删除VLANCatalyst 1900 Catalyst 2950Switch(config)#no vlan 2 Switch#vlan databaseSwtich(vlan)#no vlan 211. 配置VLAN间路由Router 2621Router(config)#interface fastethernetf0/1 Router(config)#no ip addressRouter(config-if)#no shutdownRouter(config-if)#interface fastethernet0/1.1Router(config-subif)#encapsulation dot1q 1 Router(config-sybif)#ip address 192.168.0.1 255.255.255.0Router(config-subif)#encapsulation dot1q 2Router(config-subif)#ip address 192.168.1.1 255.255.255.0Router(config-subif)#exit12. 配置TRUNKCatalyst 2950 Catalyst 1900Switch(config-if)#interface fastethernet0/2 Switch(config)#interface fastethernet0/26Switch(config-if)#switchport mode trunk Switch(config-if)#trunk on13. 配置VTP域Catalyst 1900 Catalyst 2950Switch(config)#vtp domain 123 Switch(config)#vtp domain 123Switch(config)#vtp server Switch(config)#vtp mode serverSwitch(config)#vtp domain 123 Switch(config)#vtp domain 123Switch(config)#vtp client Switch(config)#vtp mode client14. 查看ipCatalyst 1900 Catalyst 2950Switch#show ip Switch#show interface valn 115. 查看VTPCatalyst 1900 Catalyst 2950Switch#show vtp status Switch#show show vtp status2950C(config-if)#int vlan12950C(config-if)#ip address 172.16.10.2 255.255.255.02950C(config-if)#no shut2950C(config-if)#exit2950C(config)#ip default-gateway 172.16.10.12950C#config t2950C(config)#int fa0/42950C(config-if)#switchport mode trunk2950C(config-if)#int fa0/52950C(config-if)#switchport mode trunk2950C#config t2950C(config)#vtp mode server2950C(config)#vtp domain RouterSim2950C(config)#z2950C#vlan database2950C(vlan)#vlan 2 name Sales2950C(vlan)#vlan 3 name Marketing2950C(vlan)#apply2950C#config t2950C(config)#int fa0/22950C(config-if)#switchport access vlan 22950C(config-if)#int fa0/32950C(config-if)#switchport access vlan 32950B(config-if)#int vlan 12950B(config-if)#ip address 172.16.10.3 255.255.255.02950B(config-if)#no shut2950B(config-if)#exit2950B(config)#ip default-gateway 172.16.10.12950B(config)#exit2950B#config t2950B(config)#int f0/12950B(config-if)#switchport mode trunk2950B(config-if)#int f0/42950B(config-if)#switchport mode trunk2950B(config-if)#int fa0/52950B(config-if)#switchport mode trunk2950B#config t2950B(config)#vtp domain RouterSim2950B(config)#vtp mode client2950B(config)#z2950B#config2950B(config)#int fa0/22950B(config-if)#switchport access vlan 22950B(config-if)#int fa0/32950B(config-if)#switchport access vlan 3RouterenableRouter#config tRouter(config)#hostname LaB_BLaB_B (config)#int f0/0LaB_B (config-if)#no ip addressLaB_B (config-if)#no shutdownLaB_B (config-if)#int f0/0.1LaB_B (config-subif)#ip address 172.16.10.1 255.255.255.0LaB_B (config-subif)#encapsulation dot1q 1LaB_B (config-subif)#ip address 172.16.10.1 255.255.255.0LaB_B (config-subif)#int f0/0.2LaB_B (config-subif)#encap dot1q 2L