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What is Collision Domain in Networking?
Introduction In the networking field, various network devices are utilized for different purposes. Hubs, switches, routers, and other network devices are utilized to perform different tasks within a network infrastructure. In order to analyze the functionality and effectiveness of network devices, various metrics, defined as standards or systems of measurement, are used. The Collision domain…
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Top TCP/IP Interview Questions and Answers (2025)
Introduction TCP/IP stands for Transmission Control Protocol/Internet Protocol, which is a set of rules that governs how data is transmitted and received over a network. It is one of the most widely used protocols that allows communication between different devices across various networks. Jobs in this field often need a thorough understanding of TCP/IP. In…
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IPv6 Address Types || Unicast, Multicast, and Anycast
Introduction The Internet Protocol (IP) address provides a unique identifier that is allocated to each device that is connected to the Internet. It allows communication and information sharing among multiple devices. IPv4 has a limit of 4.3 billion addresses. This limit, however, has been reached and depleted as more and more devices are connected to…
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BGP in Computer Networks || Border Gateway Protocol
Introduction There are many different routing protocols used in computer networks that allow communication between various devices. BGP in computer networks is one of the most important protocols used to exchange data between different AS (Autonomous Systems). It’s the standard protocol for communication between ISPs and also between businesses and ISPs. BGP contains complete routing…
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What is a Routing Table in Computer Networks?
Introduction Routing is a fundamental concept in the field of data communication networks. Routing allows the transmission of data from a specific source address to a designated destination address across a network that is interconnected. Routing takes place at the network layer, specifically Layer 3, within the framework of the Open Systems Interconnection (OSI) reference…
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What is OSPF Protocol || Open Shortest Path First
Introduction OSPF is a routing protocol that is widely used in large and complex networks. The Open Shortest Path First (OSPF) protocol is classified as an Interior Gateway Protocol (IGP). It is utilized to determine the optimal routing path between a source and destination router by implementing the shortest path first (SPF) algorithm. OSPF Protocol…
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What is Policy Based Routing (PBR) in Networking?
Introduction Policy Based Routing is a powerful network management technique that enables efficient control and prioritization of network traffic flow. Nowadays, a number of applications are working side by side, and it’s a must to connect these applications. Because of this, the network traffic nature has become more complicated. Using traditional mechanisms, it may be…
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What is Port Security in Networking?
Introduction With port security, network administrators can limit which devices can connect to which ports on a router or switch. It can stop unauthorized devices from accessing your network and compromise its safety and functionality. As a component of the CCNA course, Port Security is a subject of particular importance. In this blog, we will discuss the…
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Is CCNP Worth it in 2025?
Introduction If you are saying “Yes” to these questions, then you are at the right stop. In this blog, we will take a look at the next step after CCNA and answer one of the most prevailing questions, “Is CCNP worth it in 2025?” With continuous technological advancement, the need for IT professionals also continues…
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CCNP ENCOR Syllabus and Exam Guide (2025)
Introduction Software and networking are becoming more interconnected. Technological breakthroughs enable the linking of applications and enterprises that link everything – people, devices, equipment, and applications. To make the most of these technologies, today’s networking professionals require a wider set of abilities and a more in-depth knowledge of important technological areas. This is where CCNP…
