How to Install Netstat on Ubuntu Server

How to Install Netstat on Ubuntu

In web hosting, understanding your server’s network connections is crucial. Tools like netstat are invaluable for administrators, especially when monitoring connections, troubleshooting issues, or ensuring optimal server performance.

Whether you’re on a dedicated server, a VPS server, or even a cloud hosting environment, netstat can be a handy tool in your arsenal. Even for those on shared hosting, understanding how tools like these work can be beneficial.

Let’s get started.

Step 1: Update Your System

Before installing any new software, it’s a good practice to update your system’s package list. This ensures you get the latest version of the software and its dependencies.

sudo apt update

Step 2: Install net-tools Package

netstat is part of the net-tools package, which contains many essential networking utilities. To install it:

sudo apt install net-tools

Step 3: Verify the Installation

After installing the net-tools package, you can verify that netstat has been installed correctly:

netstat --version

This command should display the version of netstat installed on your system.

root@geeks:~# netstat --version
net-tools 2.10-alpha
Fred Baumgarten, Alan Cox, Bernd Eckenfels, Phil Blundell, Tuan Hoang, Brian Micek and others

Step 4: Basic Usage of netstat

Now that netstat is installed, you can start using it to monitor your system’s network connections. Here’s a basic command to list all active connections:

netstat -a

Commands Mentioned

  • sudo apt update – Updates the package list of your system.
  • sudo apt install net-tools – Installs the net-tools package which includes netstat.
  • netstat –version – Displays the version of netstat installed.
  • netstat -a – Lists all active network connections.
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  1. What is netstat used for?

    Netstat is a command-line tool used for monitoring network connections, both incoming and outgoing, routing tables, interface statistics, masquerade connections, and multicast memberships.

  2. Is netstat available on all Linux distributions?

    Netstat is available on most Linux distributions as part of the net-tools package. However, some newer distributions have moved to using the `ss` command as a replacement for netstat.

  3. How can I see listening ports using netstat?

    You can use the command `netstat -l` to display all listening ports.

  4. How do I check for specific port status using netstat?

    You can use the command `netstat -an | grep [port_number]` to check the status of a specific port.

  5. Can netstat show the applications using the ports?

    Yes, by using the command `netstat -tulnp`, you can see the PID and program names alongside the ports they are using.

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Understanding your server’s network connections is crucial for optimal performance and security. netstat is an essential tool for any webmaster or server administrator, offering insights into your server’s network activity. Whether you’re on a dedicated, VPS, cloud, or shared hosting environment, having netstat in your toolkit can greatly aid in monitoring and troubleshooting.

By following the steps above, you’ve successfully installed and learned the basics of using netstat on Ubuntu. Remember to regularly check your connections and always keep your server’s software updated for the best performance and security.

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If you have any further questions or need additional information, please let me know!


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