Cisco Switch IOS Command

Cisco Switch IOS Command

S1(config)#interface vlan 99
S1(Config-if)#ip address 172.17.99.11. 255.255.255.0
S1(Config-if)#no shutdown
S1(Config-if)#exit

Default Gateway

S1(config)#ip default-gateway 172.17.99.11

S1#show ip interface brief

Configure Switch Ports at the Physical Mode[Full-Duplex or Half Duplex mode]

S1(config)#interface fastethernet0/1

S1(config-if)#duplex full

S1(config-if)#speed full

S1(config-if)#exit

Configure auto MIDX [straight-through or crossover]

S1(config)#int fa0/1

S1(config-if)#duplex auto

S1(config-if)#speed auto

S1(config-if)#midx auto

S1(config-if)#end

Verfiying Switch Port Configuration

Display interface status and configuration.	S1# show interfaces[interface-id]
Display current startup configuration.	S1# show startup-config
Display current operating configuration.	S1# show running-config
Display information about the flash file system.	S1# show flash:
Display status of system hardware and software.	S1# show version
Display a history of commands entered.	S1# show history
Display IP information about an interface.	S1# show ip [interface-id]
D isplay the MAC address table. Configuring SSH Verifying SSH	S1# show mac-address-table or S1# show mac address-table