ubuntu 开启sshd

sudo apt-get udpate
sudo apt-get install openssh-server

config:

sudo vi /etc/ssh/sshd_config

with below config update:

# Authentication:

#LoginGraceTime 2m
#PermitRootLogin prohibit-password
PermitRootLogin yes
#StrictModes yes
MaxAuthTries 10
#MaxSessions 10

enable root passwd:

sudo passwd root

start the sshd service

sudo service ssh restart