交换机常用命令使用方法

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交换机常用命令使用方法1.查看交换机的缺省配置Switch#show run2.查看交换机端口属性Switch#show interface FastEthernet0/13.查看VLAN 属性Switch#show vlan4.查看闪存目录Switch#driectory flash5.查看IOS 版本Switch#show version6.恢复交换机的缺省配置Catalyst 2950Catalyst 1900Switch#delete 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 2950Catalyst 1900Switch(config)#interface VLAN1Switch(config-if)#ip address 192.168.0.2 255.255.255.0Switch(config)#ip address 192.168.0.2 255.255.255.0 Switch(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 2950Catalyst 1900Switch#vlan database Switch(config)#vlan 2 name vlan2Switch(vlan)#valn 2 vlan2Switch(config)#interface ethernet0/2Switch(vlan)#exit Switch(config-if)#vlan-membership static 2Switch(config)#interface fastethernet 0/2Switch(config-if)#switchport access vlan 210.删除VLANCatalyst 1900Catalyst 2950Switch(config)#no vlan 2Switch#vlan databaseSwtich(vlan)#no vlan 211.配置VLAN间路由Router 2621Router(config)#interface fastethernetf0/1Router(config)#no ip addressRouter(config-if)#no shutdownRouter(config-if)#interface fastethernet0/1.1Router(config-subif)#encapsulation dot1q 1Router(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 2950Catalyst 1900Switch(config-if)#interface fastethernet0/2Switch(config)#interface fastethernet0/26 Switch(config-if)#switchport mode trunk Switch(config-if)#trunk on13.配置VTP域Catalyst 1900 Catalyst 2950Switch(config)#vtp domain 123Switch(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 172.16.10.2 255.255.255.0 2950C(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 172.16.10.3 255.255.255.0 2950B(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 3Router>enableRouter#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 172.16.10.1 255.255.255.0 LaB_B (config-subif)#encapsulation dot1q 1LaB_B (config-subif)#ip address 172.16.10.1 255.255.255.0 LaB_B (config-subif)#int f0/0.2LaB_B (config-subif)#encap dot1q 2LaB_B (config-subif)#ip address 172.16.20.1 255.255.255.0 LaB_B (config-subif)#int f0/0.3LaB_B (config-subif)#encap dot1q 3LaB_B (config-subif)#ip address 172.16.30.1 255.255.255.0 LaB_B (config-subif)#exit。