cd .ssh/
vi config
#指定别名
Host mylinux2
#远程服务器IP
HostName 10.12.45.12
#远程登录的用户名
User root
#ssh端口
Port 22
[root@mylinux ~]# ssh mylinux2
Warning: Permanently added ‘10.12.45.12’ (ECDSA) to the list of known hosts.
[email protected]’s password:
配置成功,再配置互信免密登录就可以直接ssh 别名直接登录了