Linux check if port is blocked by firewall

How to See Open Ports in Linux

Introduction

In this article, we will explore the various ways to see open ports in Linux. Linux is a popular operating system that is widely used for server and network administration.

Linux check if port is open on remote server

One of the key features of Linux is its ability to display open ports, which is essential for troubleshooting and debugging network-related issues.

Method 1: Using the Command

The command is a powerful tool that allows you to display open ports, sockets, and other network-related information.

Here’s how to use it:

• Syntax:
• Description: displays information about open ports, sockets, and other network-related information. The option specifies that you want to display information about incoming connections, and the option tells to display only the name of the process that is listening on the port.

• Example:

• Output: The output will display information about the process that is listening on port 80, including the process ID, name, and status.

Method 2: Using the Command

The command is another powerful tool that allows you to display ope

how to check open ports in linux or windows

how to check open ports in linux firewall