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Windows Servers

Windows 2003 DHCP Server Installation & Configura…

DHCP (Dynamic Host Configuration Protocol) is a protocol that allows clients on a network to request network configuration settings from a server running the DHCP server service which, in our case, w…

Windows Servers

Windows 2016 Server Licensing Explained – Free We…

With Windows 2016 Server already making its way into data centers Windows 2016 Server Licensing is becoming a very hot topic. Windows 2016 Server is jam-packed with a number of advanced features incl…

VPN Services & Guides

Best VPN Service - Top VPN Service Reviews and VP…

VPN Services have become a necessity for users concerned about their online privacy and security. With literally hundreds of thousands of attacks daily, exploits and security vulnerabilities being di…

Routing

Routed Protocols

We all understand that TCP/IP, IPX-SPX are protocols which are used in a Local Area Network (LAN) so computers can communicate between with each other and with other computers on the Internet. Chanc…

Ethernet Protocol, CSMA/CD, Collisions

Migrating From Ethernet To Fast Ethernet

In this article we will analyze the following aspects of upgrading/migrating from 10Mbit Ethernet to 100Mbit Ethernet. Cabling Incompatible Implementations Repeaters In Fast Ethernet Replacemen…

Cisco Switches

Complete Guide to DHCP Snooping, How it Works, Co…

This article covers popular Layer 2 & Layer 3 network attacks with a focus on DHCP Starvation Attacks, Man-in-the-Middle attacks, unintentional rogue DHCP servers and explains how security featur…

Network Cabling

Fibre Optic Cables - Single-Mode Multi-Mode - Adv…

In this article, we'll talk about Fiber optic cables and how it has changed the design and implementation of network infrastructures, providing high Gigabit speeds, increased security, flexibility an…

Network Fundamentals

The Importance of a Network Analyzer – Packet Sni…

Network Analyzers, also known as Packet Sniffers, are amongst the most popular network tools found inside any Network Engineer’s toolkit. A Network Analyzer allows users to capture network packets as…

TCP - UDP Protocol Analysis

Transmission Control Protocol - Part 3: The TCP H…

This article shows the TCP Header and Segment. We explain where the TCP Header and Segment are located in an Ethernet frame and also briefly view the available options in the TCP Header. Our easy-to-…

Palo Alto Networks

Introduction to Palo Alto Next-Generation Network…

During the past decade, we’ve seen the global IT security market flooded with new network security and firewall security appliances. New vendors emerging into the market while existing well-known ven…

Windows Servers

How to Install Desktop Icons (Computer, User’s Fi…

One of the first things IT Administrators and IT Managers notice after a fresh installation of Windows 2012 Server is that there are no Desktop Icons apart from the Recycle Bin. Desktop icons such as…

The OSI Model

The OSI Model: Layer 5 - Session Layer

The Session layer is responsible for setting up, managing and then tearing down sessions between Presentation layer entities. The Session layer also provides dialog control between devices, or nodes…