#vim /etc/ssh/sshd_config
# Authentication: LoginGraceTime 120 #PermitRootLogin without-password #找到这里,把它注释 PermitRootLogin yes #改为yes 然后重启ssh StrictModes yes
#service ssh restart
或
/etc/init.d/ssh restart
获取root权限
方法一:
1. set a password for root: sudo passwd root 2. using command to get root role: su 3. enter the root's password set in step 1
方法二:
1. login ubuntu with customer account 2. run command: sudo su 3. enter customer account's password