Top 25 Network Ports You Must Know for Interviews
If you’re preparing for a networking, Linux system administration, DevOps, or cybersecurity interview, understanding network ports is a must. Port
Networking Commands
How to Increase Network TCP/IP Connections in Linux
Linux is widely used for servers and networking applications. One common issue administrators face is reaching the maximum number of
How to Bridge Two Network Interfaces in Linux Using Netplan
Netplan is a utility for easily configuring networking on a Linux system, typically used in Ubuntu. It allows users to
networkctl – Query the Status of Network Links in Linux
networkctl is a command-line utility for viewing a summary of network devices and their connection status. It allows you to
12 Tcpdump Commands – A Network Sniffer Tool
In our previous article, we have seen 20 Netstat Commands (netstat now replaced by ss command) to monitor or manage
15 Useful “ifconfig” Commands to Configure Network Interface in Linux
ifconfig in short “interface configuration” utility for system/network administration in Unix/Linux operating systems to configure, manage, and query network interface
How to Install netstat Command in Linux
Netstat – derived from the words network and statistics – is a command-line utility used by system administrators for analyzing
iPerf3 – Test Network Speed/Throughput in Linux
iperf3 is a free open-source, cross-platform command-line-based program for performing real-time network throughput measurements. It is one of the most
6 Useful Tools to Troubleshoot DNS Name Resolution Problems
DNS (Domain Name System) is the phonebook of the internet. A Domain name is a unique alphanumeric address that users
6 Deprecated Linux Commands and Alternative Tools You Should Use
Linux provides tons of command-line utilities to perform various tasks. However, with the passage of time, some of these tools
How to Use IP Command in Linux [24 Useful Examples]
Brief: In this guide, we will discuss some practical examples of the ip command. By the end of this guide,
Most Common Network Port Numbers for Linux
In computing, and more so, TCP/IP and UDP networks, a port is a logical address that is usually assigned to