Cisco switch Common Commands

Cisco switch Basic configuration: Console Port connection

User mode hostname#;

Privileged mode hostname (config) #;

Global configuration mode hostname (CONFIG-IF) #;

Switch Password settings:

switch>enable; Enter privileged mode

Switch#config terminal; Go to global configuration mode

Switch (config) #hostname Csico; Set the host name of the switch

Switch (config) #enable secret csico1; set privileged encryption password

Switch (config) #enable password Csico8; set privileged non-secret password

Switch (config) #line console 0, enter the console port

Switch (config-line) #line vty 0 4; Enter virtual terminal

Switch (config-line) #login; Virtual Terminal allows login

Switch (config-line) #password Csico6; Set the virtual terminal login password Csico6

switch#exit; return command

Switch VLAN creation, deletion, setting of port properties, configuring the trunk port, adding a port to the VLAN, configuring VTP:

Switch#vlan database; Enter VLAN settings

Switch (VLAN) #vlan 2; Building VLAN 2

Switch (VLAN) #vlan 3 name vlan3; build VLAN 3 and name Vlan3

Switch (VLAN) #no VLAN 2; Delete VLAN 2

Switch (config) #int f0/1; Enter Port 1

Switch (config) #speed? To view the subcommands of the speed command

Switch (config) #speed 100 to set the port rate to 100mb/s (10/auto)

Switch (config) #duplex? To view Duplex subcommands

Switch (config) #duplex full to set the port to fully duplex (auto/half)

Switch (config) #description TO_PC1 This is the port described as TO_PC1

Switch (config-if) #switchport access VLAN 2; When the front port joins VLAN 2

Switch (config-if) #switchport mode trunk, set to trunk mode (access mode)

Switch (config-if) #switchport trunk allowed VLAN, set allowed VLANs

Switch (config-if) #switchport trunk encap dot1q; set VLAN trunking

Switch (config) #vtp domain vtpserver; Set the same VTP domain name

Switch (config) #vtp password; set the VTP password

Switch (config) #vtp server, setting VTP server mode

Switch (config) #vtp client; set VTP client mode

Switch set IP address, default gateway, domain name, domain name server, configure and view MAC Address table:

Switch (config) #interface vlan 1; go to VLAN 1

Switch (config-if) #ip address 192.168.1.1 255.255.255.0; Set IP address

Switch (config) #ip default-gateway 192.168.1.6; Set default gateway

Switch (config) #ip domain-name cisco.com set the domain name

Switch (config) #ip name-server 192.168.1.18 set up the name server

Switch (config) #mac-address-table? To view Mac-address-table subcommands

Switch (config) #mac-address-table aging-time 100 setting Time-Out is 100ms

Switch (config) #mac-address-table permanent 0000.0C01.BBCC F0/3 join permanent address on F0/3 Port

Switch (config) #mac-address-table restricted static 0000.0C02.BBCC F0/6 F0/7 Add the address destination port F0/6 Source Port F0/7

Switch (config) #end

Switch#show mac-address-table View the entire MAC address table

Switch#clear mac-address-table restricted static clear restrictive static address

The switch displays the command:

Switch#write; Saving configuration information

Switch#show VTP; View VTP configuration information

Switch#show run; View current configuration information

Switch#show VLAN; View VLAN configuration information

Switch#show interface; viewing port information

switch#show int f0/0; View specified port information

switch#show int f0/0 status; View specified port status

Switch#dir flash:; View Flash

Cisco switch Common Commands