Cisco Router Foundation Security Configuration---Privileged mode and vty line password

we are using Console connect the router and the computer, start the router and use the Putty connect to the router's console ( Console ), it is recommended that you first configure the hostname of the router ( hostname ) To facilitate identification, configure the privileged mode ( Enable ) Password and vty ( telnet ) password to protect the router.

Cisco the privileged mode password of the router is divided into plaintext password and encrypted password, it is recommended to configure the encryption password directly, because the plaintext password can be Show Running_configure command to see directly.

Set enable Clear text password

router> enable ' user mode enters privileged mode

Router # Configure terminal ' entering global configuration mode from privileged mode

Router (config) #hostname yong1 ' Change the router name to Yong1

Yong1 (config) # enable password Guoyong ' set privileged password to Guoyong

Yong1 (config) #exit ' access to privileged view by global configuration view

yong1#exit ' back to User mode

Yong1>

WiFi Environment Please click the following link to watch the demo

Privileged mode plaintext password settings

Set Enable Encrypt Password (no correlation with the above command)

router> enable ' user mode enters privileged mode

Router # Configure terminal ' entering global configuration mode from privileged mode

Router (config) #hostname yong1 ' Change the router name to Yong1

Yong1 (config) # enable secret Guoyong ' set the privileged password to Guoyong

Yong1 (config) #exit ' access to privileged view by global configuration view

yong1#exit ' back to User mode

Yong1>

WiFi Environment Please click the following link to watch the demo

Privileged Mode encryption Password

Set vty Line Password (control telnet login)

yong1>enable

        yong1#conf t                  conf t Yes configure terminal shorthand

        Yong1 ( config ) #vty line 0-4     ' encryption vty 0-4

Yong1 ( Config_line ) #password Yongguo ' Set telnet Password is Yongguo

Yong1 (Config_line) #login

Yong1 (config_line) #end ' Exit port configuration mode

yong1#

WiFi Environment Please click the following link to watch the demo

vty line password settings

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Cisco Router Foundation Security Configuration---Privileged mode and vty line password