DHCP with IPv6 (DHCPv6) – Everything You Should Know
Introduction The configuration becomes increasingly difficult to understand as the network grows in size and complexity. Additionally, there is a dramatic growth in the number of computers and mobile devices (such as portable laptops or wireless terminals), leading to frequent IP address changes and a lack of available IP resources. Network managers often utilize Dynamic […]
What is Multicasting in Computer Networks? | Updated 2025
Introduction In the world of networking, sending information from one point to another seems simple. But what happens when you need to send the same information to many points simultaneously? Consider a live 4K sports broadcast streaming to thousands of viewers. How does the network handle this without collapsing under the strain? The two most basic methods […]
Top 5 Python Interview Questions recommended by Cisco Networking Academy for Network Engineers
Introduction The Cisco Networking Academy have posted a list of 5 Python Interview Questions that are most common in any Python related interview. Cisco Networking Academy is a global initiative that equips people of all ages with the digital skills they need to succeed in today’s economy. They also design courses to allow network engineers […]
Network Address Translation || NAT in Networking
Introduction No one anticipated the rapid growth of the Internet when IP addressing was developed. The shortage of IPv4 addresses directly affects the internet’s rapid expansion. Some addresses (Class D and E) are allocated for multicast, research, and development, reducing the total number of usable IPv4 addresses from the available 2^32, or 4.2 billion. To […]
What Does a Network Engineer Do? – A Detailed Guide
Introduction If a business or organization wants its employees to be able to freely exchange information and resources, as well as maintain open lines of communication, they need a sophisticated network architecture. A network engineer is required to handle the network architecture. By reading this article, you will know the answer to the question, “what […]
EIGRP and OSPF Metric Calculation – Path Calculation Methods
Introduction Metric calculation is a critical component for any routing protocol. OSPF metric calculation is used to find the shortest path by using cost as a metric and determining the cost of paths to know the best path to the destination. Before understanding the OSPF and EIGRP Metric calculation, you need to know that: The […]
Top 20 OSINT Tools for 2025 (Free and Paid)
Introduction We live in a digital world where everything is online, and that’s where you have to find relevant information about everything. This information can be easily gathered using OSINT tools as the internet world is vast, but it is impossible to find the information you are looking for every time. Does that mean that […]
AAA in Networking | Authentication, Authorization, and Accounting
Introduction In the vast realm of networking, AAA is an acronym that frequently appears, yet its meaning and significance often remain elusive to many. If you find yourself grappling with questions like “What is AAA in networking?” or “How does it impact network security?”, then you’ve come to the right place. In this blog, we […]
What is Access Control List (ACL) in Networking?
Introduction You may have heard about the Access Control List or ACL. It is used to control permissions to a computer system or network, but do you know what is Access control list? As we know, the Internet is a network of networks, and routers play a vital role in having connectivity between different networks. […]
What is VLAN (Virtual Local Area Network) and its Types?
Introduction In networking, as we know, switches are used to create networks, while routers are used to connect different networks. By default, switches forward both broadcast and multicast out of every port but not the originating one. However, if you require to divide a single broadcast domain into smaller ones with security in some networks, […]
