Commands

Modules: | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | CS1 | CS2 | All |

Module 1: Campus Network and Design Models

1.4.4

Clearing a configuration

> Switch>enable
> Switch#erase startup-config
> Switch#reload
> Switch#delete flash:vlan.dat
> Switch#configure terminal
> Switch#copy running-configuration startup-configuration

1.4.5

Setting a password

> Switch(config)#enable password password
> Switch(config)#enable secret password

1.4.6

Naming the switch

> Switch(config)#hostname name

1.4.7

Configuring the switch for remote access

> Switch(config)#interface vlan 1
> Switch(config-if)#ip address {IP-address] [Subnet Mask]
> Switch(config)#ip default-gateway address.
> Switch#show ip interface
> Switch(config-if)#no ip address ip-address

1.4.8

Identifying individual ports

> Switch(config-if)#no description description string

1.4.9

Defining link speed and line mode on a switch

> Switch(config-if)#speed {10|100|1000|auto}
> Switch(config-if)#duplex auto | full | half
> Switch#show interface mod/port
> Switch#show running-configuration

1.5.1

Command-line recall

> Switch#show history
> Switch#terminal history size size

1.5.2

Using the help feature

> Switch#text?

1.5.3

Password recovery

> switch: flash_init
> switch: load_helper
> switch: dir flash:
> switch: rename flash:config.text flash:config.old
> switch: boot
> switch: rename flash:config.old flash:config.text
> Switch#copy startup-config running-config
> Switch(config)#no enable password
> Switch#copy running-configuration startup-configuration

1.5.4

Setting the IDLE timeout

> Switch(config-line)#exec-timeout number-of-minutes number-of-seconds

1.5.5

Verifying connectivity

> Switch#ping destination-ip-address

1.5.6

Backup and restoration of a configuration using a TFTP server

> Switch#copy running-config tftp
> Switch#copy tftp running-config

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