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Articles by Satish Kumar
Page 74 of 94
Bandwidth Allocation Protocol (BAP)
Bandwidth Allocation Protocol (BAP) is a network management protocol used to dynamically allocate bandwidth resources to different devices or applications within a network. The primary goal of BAP is to ensure efficient utilization of network resources while guaranteeing that high-priority traffic receives adequate bandwidth for optimal performance. BAP operates by implementing various traffic management techniques including Quality of Service (QoS) marking, traffic shaping, and priority-based scheduling. This enables networks to handle diverse traffic types efficiently, from real-time multimedia applications to standard data transfers. Bandwidth Allocation Protocol Flow Traffic Analysis ...
Read More3D passwords-Advanced Authentication Systems
As the world continues to grow more digital, the need for secure and robust authentication systems becomes increasingly important. Traditional passwords have been the standard method of authentication, but with the rise of hacking and cybercrime, new authentication methods are needed. One such method is 3D passwords, an advanced authentication system that combines multiple factors for enhanced security. What are 3D Passwords? 3D passwords are an advanced authentication system that adds multiple layers of security beyond traditional password-based systems. They are based on the concept that humans can recognize and remember three-dimensional interactions more intuitively than conventional text ...
Read MoreBasic concept of TCP-Vegas
TCP Vegas is a variation of the Transmission Control Protocol (TCP) congestion control algorithm that aims to improve network performance by more accurately detecting and responding to network congestion through proactive measurement techniques. Unlike standard TCP algorithms that rely on packet loss as a congestion signal, TCP Vegas uses round-trip time (RTT) measurements and throughput analysis to detect congestion before packets are dropped, making it a more proactive approach to congestion control. How TCP Vegas Works TCP Vegas operates by continuously monitoring the connection's performance metrics and comparing expected versus actual throughput: RTT Monitoring ...
Read More4G Mobile Communication Technology
4G (Fourth Generation) mobile communication technology represents a significant leap in wireless communication, offering high-speed data transmission, enhanced network capacity, and improved user experience compared to previous generations. First commercially deployed in 2010, 4G technology has transformed how we connect, communicate, and consume digital content on mobile devices. 4G networks utilize advanced technologies like LTE (Long Term Evolution) and WiMAX to deliver internet speeds up to 100 Mbps for mobile users and up to 1 Gbps for stationary users, making it suitable for bandwidth-intensive applications like video streaming, online gaming, and cloud services. 4G ...
Read MoreBasic configuration of Adaptive Security Appliance (ASA)
The Cisco Adaptive Security Appliance (ASA) is a security device that combines firewall, antivirus, intrusion prevention, and virtual private network (VPN) capabilities. The basic configuration of an ASA involves setting up fundamental networking parameters, defining security policies, and configuring administrative access controls. Cisco ASA Configuration Overview Basic Networking IP, Subnet, Gateway Security Policies ACLs, Firewall Rules Admin Access Passwords, Management VPN Configuration IPsec, SSL VPN ...
Read More5 Layer Architecture of Internet of Things
The Internet of Things (IoT) has emerged as one of the most transformative technological innovations of the modern era, enabling interconnectivity of devices and machines that we use in our daily lives. IoT has revolutionized the way we interact with technology and the world around us, paving the way for new business models, improved efficiency, and greater convenience. To enable interconnectivity of devices and machines, a robust and scalable architecture is necessary. The 5-layer architecture of IoT is a widely accepted framework that provides a structured approach to IoT system design and implementation. This layered approach ensures seamless data ...
Read More6 Best Books to Learn Computer Networking
Computer networking is a critical aspect of modern technology. In today's connected world, almost every organization relies on networking to share data and resources. Networking involves connection of multiple devices, such as computers, servers, printers, and other hardware devices, to facilitate communication and data transfer. Aspiring network engineers and IT professionals must have a solid understanding of principles and practices of computer networking to build and maintain efficient network infrastructures. Essential Networking Learning Paths Fundamentals OSI Model Basic Concepts Architecture ...
Read MoreBasics of NS2 and Otcltcl script
NS2 (Network Simulator version 2) is a discrete event network simulator widely used to simulate and analyze computer network behavior. It is open-source software written in C++ and Otcl (Object-oriented Tool Command Language). Otcl is an extension of Tcl (Tool Command Language) used to create and control network entities and configure network scenarios in NS2. NS2 has a dual-language architecture: the C++ part provides the underlying simulation engine for scheduling events, maintaining network state, and handling low-level packet processing, while the Otcl part provides the user interface for creating and configuring network entities like nodes and links, and specifying ...
Read More60 Hz vs 144 Hz Does it matter
When it comes to gaming monitors, one of the key specifications that is often discussed is refresh rate. A monitor's refresh rate determines how many times per second the screen is updated with new information. The two most popular refresh rates are 60 Hz and 144 Hz. While many gamers swear by the benefits of a 144 Hz monitor, others argue that the difference is negligible. 60 Hz vs 144 Hz Refresh Rate Comparison 60 Hz 60 updates/second Standard refresh rate ...
Read MoreA Model for Network Security
With rapid advancement of technology and growth of the internet, network security has become an increasingly important issue. Organizations and individuals alike are constantly at risk of cyber-attacks, and the consequences of a successful attack can be devastating. This article presents a comprehensive model for network security that organizations can implement to protect their networks. Network Security Model Perimeter Security Firewalls, IDS Access Control RBAC, Passwords Data Protection ...
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