Networking

How to Use telnet Command in Linux?

January 25, 2023

The telnet command allows users to establish an unsecure connection to remote servers or machines. This tutorial shows how to use telnet and showcases its useful features.

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How to Use The SSH Config File

January 19, 2023

Do you use the SSH config file? Learn how to utilize the SSH config file to automate and streamline SSH connections.

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How to Install Apache in Docker

January 17, 2023

Docker containers are particularly handy when an application such as a web server needs to preserve its configuration across different environments. This article demonstrates two methods to deploy Apache web server using Docker.

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How to Forward Ports With Iptables in Linux

January 12, 2023

Port forwarding allows proxy firewalls to redirect communication requests from one IP address and port to another. On Linux systems, port forwarding is frequently set up with the Iptables utility. This tutorial teaches you how to forward ports using Iptables.

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Windows CMD Commands: Mastering the Command Prompt

January 11, 2023

Windows offers over 280 CMD commands to automate various tasks through the command prompt. Read this guide and grab our free cheat sheet to master the command prompt in no time.

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Linux select() - Synchronous I/O Multiplexing

December 29, 2022

The select() system call enables a program to keep track of multiple file descriptors.
In this article, learn about Linux select() in synchronous I/O multiplexing.

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How to Use Python Struct Functions

December 19, 2022

Python structs help pack and unpack raw byte data. Learn how to use the struct library in this guide through practical examples.

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How to Open a Port in Linux

December 15, 2022

The port number is a virtual concept in computer networking that provides a network identifier for a specific service or application. This article shows how to open a port in Linux and use Linux networking tools to list and test open ports.

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How Linux Uses Sockets


Linux networking stack includes a wide range of network interfaces, protocols, and other components. This article focuses on sockets, an important network data-transfer mechanism used to build networked applications, implement network protocols and provide network services.

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How to Use HAProxy for Load Balancing

December 1, 2022

New to HAProxy? Learn how you can use HAProxy to create a load balancer in no time. This guide provides a step-by-step working example of a load balancer on a local web server.

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