Install OpenSSH server on Ubuntu Desktop/Server

Install OpenSSH server on Ubuntu Desktop/Server

sudo apt-get install openssh-server
sudo apt-get install openssh-client

::Start/Stop/Status/Restart of ssh service:-

To get status of ssh service –
    sudo service ssh status
To start ssh service –
    sudo service ssh start
To stop ssh service –
    sudo service ssh stop
To restart ssh service –
    sudo service ssh restart

::Configuring Key Pair -
    ssh-keygen -t rsa
    ssh-copy-id user@ip_address
    sudo gedit /etc/ssh/sshd_config
::How to connect ssh---------------------------------------------------
    ssh <username>@<computer name or IP address>
For example:
    ssh joe@laptop
or:
    ssh mike@192.168.1.1
Logout ssh session
    exit or CtrlD

::enable ssh root access on Ubuntu 14.04
Simply adding a password for root is not enough for Ubuntu 14.04 Server.
You need to edit /etc/ssh/sshd_config, and commend out the following line:
PermitRootLogin without-password
Just below it, add the following line:
PermitRootLogin yes
Then restart SSH:
service ssh restart

Send messages between 2 Ubuntu PCs (Net Send Style)

login in ssh user 

and when you're logged in, type:

export DISPLAY=:0.0
notify-send "Title of message" "message text"

and hit enter

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Ibrar Ansari

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