华为交换机关闭Telnet、开启SSH服务命令

SECURECRT登录进去后

< BJDSNW-2F>敲 sys

进入 system view

关闭Telnet

[BJDSNW-2F]undo telnet server enable

[BJDSNW-2F]quit

< BJDSNW-2F>save

The current configuration will be written to the device.

开启ssh

[BJDSNW-2F]

[BJDSNW-2F]rsa local-key-pair create

The key name will be: BJDSNW-2F_Host

The range of public key size is (512 ~ 2048).

NOTES: If the key modulus is greater than 512,

it will take a few minutes.

Input the bits in the modulus[default = 2048]:

Generating keys…

……………….+++++

……………………++

….++++

………..++

[BJDSNW-2F]user-interface vty 0 4

[BJDSNW-2F-ui-vty0-4]authentication-mode aaa

Warning: The level of the user-interface(s) will be the default level of AAA users, please check whether it is correct.

[BJDSNW-2F-ui-vty0-4]protocol inbound ssh

[BJDSNW-2F-ui-vty0-4]qu

[BJDSNW-2F]ssh user admin

Info: Succeeded in adding a new SSH user.

[BJDSNW-2F]ssh user admin authentication-type password

[BJDSNW-2F]

[BJDSNW-2F]

[BJDSNW-2F]

[BJDSNW-2F]aaa

//有密码可以不用设置

[BJDSNW-2F-aaa]local-user admin password

Please configure the login password (8-128)

It is recommended that the password consist of at least 2 types of characters, including lowercase letters, uppercase letters, numerals and special characters.

Please enter password:

Please confirm password:

Please enter old password:

Error: The new password is the same as the old password.

[BJDSNW-2F-aaa]local-user admin service-type ssh

Info: After changing the rights (including the password, access type, FTP directory, and level) of a local user, the rights of users already online do not change. The change takes effect to users who go online after the change.

[BJDSNW-2F-aaa]qu

[BJDSNW-2F]

[BJDSNW-2F]

[BJDSNW-2F]

[BJDSNW-2F]ssh user admin service-type stelnet

[BJDSNW-2F]stelnet server enable

Info: Succeeded in starting the Stelnet server.

[BJDSNW-2F]quit

< BJDSNW-2F>save