Linux Basic tutorial linux password-free SSH login settings

Overview

In some common devices ssh, SCP, do not enter the password can save a lot of time.

Generate key

See if there is a local key, if there is, do not generate, otherwise it will affect the previous device.

Copy the code code as follows :(brother even Linux training www.lampbrother.net)

　　LS ~/.ssh/id_rsa.pub

Do not use Ssh-key-gen to create public keys and keys on localhost

Copy the code code as follows :

　　SSH-KEYGEN-T RSA

Return

Copy the public key to the remote host

Copy the code code as follows :

　　Ssh-copy-id-i~/.ssh/id_rsa.pub <a href= "http://www.php1.cn/" >

Log in directly to the remote host

Copy the code code as follows :

　　SSH 192.168.0.3

Log in directly without a password.

ssh native from 192.168.0.3 still need the password, follow the above steps on the 192.168.0.3 operation, can also omit the password.

Linux Basic tutorial linux password-free SSH login settings