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How To Install OpenSSH Server on Ubuntu
Overview
The purpose of this document is to install OpenSSH server in Ubuntu based operating system.
Applies To
Ubuntu 12.04
Query OpenSSH Package
Before installation, query and list package is already installed, execute the command
dpkg -l openssh
How To Install OpenSSH Server on Ubuntu
Install OpenSSH Server
To install execute the command
sudo apt-get install openssh-server
Verify Installation Status
dpkg -l openssh
How To Install OpenSSH Server on Ubuntu
Default Port - Openssh
sudo vi /etc/ssh/sshd_config
port 22
Check OpenSSH Service Status
sudo service openssh status
How To Install OpenSSH Server on Ubuntu
Validate Connectivity
When you telnet to hostname with port 22, the connection should be established, else the service is running.
telnet `hostname` 22
Note: to quit telnet session press keys Ctrl + ] and q