默认关闭Switch(config)#interfacevlan2//进入SVI接口模式,接口自动开启Switch(config-if)#ip address192.168.3.1255.255.255.0//配置SVI接口IPSwitch(config-if)#exit
In my campus, i saw that there is loopback interface on the cisco switch/router. Actually I am not really understand what is loopback interface and why this interface configured on the switch/router. Can anyone help me on this? If the loopback interface on a router is down, that means ...
Switch(config)#default interface gigabitEthernet 1/0/1 3.6 配置VLAN 以太网端口有二种链路类型:Access和Trunk。 Access类型的端口只能属于1个VLAN,一般用于连接计算机的端口; Trunk类型的端口可以属于多个VLAN,可以接收和发送多个VLAN的报文,一般用于交换机之间连接的端口(trunk是允许vlan透传的一个概念)。 Switch(co...
Interface Number—Port, LAG, tunnel or VLAN numbers Samples of these various options are shown in the example below: switchxxxxxx(config)#interface GigabitEthernet 1 switchxxxxxx(config)#interface GE 1 switchxxxxxx(config)#interface TwoPointFiveGigabitEthernet switchxxxxxx...
switch336713(config)#interface te1/0/1 Anmerkung: In diesem Beispiel ist die Schnittstelle te1/0/1. Schritt 5: Um LBD zu aktivieren, geben Sie Folgendes ein: switch336713(config)#loopback-detection enable Schritt 6: (Optional) ...
The thinking behind that is that if there is any way to your router you can get to the loop-back - if you used a real interface address if that was the interface that was down, you would lose access. The main reason for using a loop-back on a switch as the management address ...
Switch-PHY-3548 (config) # interface VLAN1 Switch-PHY-3548 (config-if) # ip address 203.105.1.62 255.255.255.0 Switch-PHY-3548 (config) # ip default-gateway 203.105.1.1 8、进入端口配置模式 Switch-PHY-3548 (config) # interface f0/24 ...
switch#interfacet1/0/1 switch#shutdown switch#noshutdown switch#end(exit) 7、端口err-disable后，自动恢复 switch#showinterfacet1/0/1statuserr-disable switch#configterminal switch(config)#errdisablerecoverycauseloopback(第一步可以查到是什么原因导致的err-disable) switch(config)#exit switch#showerr...
--- The interface isup(or not in a shutdown state), but line protocoldown. !--- Reason: In this case, the device on the other side of the wire is a !--- CatOS switch with its port disabled. Router#sh interfaces fas 6/1 statusPort Name Status Vlan Duplex Speed Type...
interface Ethernet 0/0 进入接口模式 description T0 Switch-A \\接口描述 ip address 192.168.10.222 255.255.255.0 \\配置接口IP地址 undo shutdown \\启用接口 local-user huawei \\建立用户名huawei password simple huawei \\设置密码为huawei service-type telnet \\服务类型为telnet user-interface vty 0 4...