Putty access to Ubuntu on Windows

1. install Ssh-server in ubuntu for remote login

A) installation:sudo apt-get install openssh-server

b) Open service:sudo/etc/init.d/ssh start

Then confirm that the Sshserver is started:

Ps-e |grep SSH

If only ssh-agent that Ssh-server has not started, need to/etc/init.d/ssh start, if you see the sshd that shows that Ssh-server has been started.

Ssh-server configuration file is located in/Etc/ssh/sshd_config, where you can define the SSH service port, the default port is 22, you can define yourself as a different port number, such as 222. Then restart the SSH service:

Sudo/etc/init.d/ssh Resar

Start SSH

Sudo/etc/init.d/ssh start

To turn on remote access Port 22 in the firewall

Test if you can connect

Enter the name in Ubuntu

SSH [email protected]

Set up a firewall to open the relevant port

1. Installation

sudo apt-get install UFW

2. Enable

sudo UFW enable
sudo ufw default deny
After running the above two commands, the firewall is turned on and turned on automatically when the system starts. All external access to the native is turned off, but the native access is normal externally.

3. Turn ON/off

sudo ufw allow|deny [service]

4. View firewall status

sudo UFW status

Putty access to Ubuntu on Windows