What is a Proxy Server?
A Proxy Server is a piece of software that works at the Application layer of the OSI model to increase the security of a network. A proxy server acts as an intermediary between the internal network and external networks. More ...
Network+ Certification Exam Tutorial - DHCP And RARP
Part of passing the Network+ exam is mastering the many different protocols and services you're introduced to in your studies, and that's especially hard when two protocols do much the same thing! That's the case with RARP and DHCP, so let's take a close look at these two protocols and why we use them in the first place. More ...
The Network Technician Career Field
As a Network Technician you'll have an interesting job where you'll be respected and highly rewarded. Network Technicians are responsible for an organization's computer and network infrastructure. The national median salary for Network Technicians is $57,500 to $67,800, while the top 10 percent earn about $112,000. More ...
Wireless Networking Your PC
Here in one place is everything you need to know about wireless networking your PC. More ...
Network Know-How: An Essential Guide for the Accidental Administrator
This book is a straight to the point description of networks, what they do, how they operate, and how to manage them. The book is largely free of jargon and arcane, obscure terminology. The author does a good job of laying out the essentials in an easy to understand format. More ...
Virtualization For Dummies Cheat Sheet
Virtualization is the process of using a program to abstract a computer's resources in order to create multiple isolated virtual servers, each virtual server which can run its own operating systems independently. Virtualization saves money, energy, and space. Get to know some important terms about virtualization, types of virtualization, and leading companies and products in virtualization. More ...
Introduction To IP Addressing and Networking
In this article you learn the various aspects of computer networking, IP routing and IP switching and how to manage a network from an office network to larger networks. Areas covered include IP addressing, and Network Address Translation. More ...
Turning Your Home into a Wi-Fi Network
Creating a customized home Wi-Fi network is a great weekend project that you can accomplish with some patience and the proper tools. Before you dive into the wireless world, make sure you know what lies ahead of you. More ...
Networking Foundation Topic - Routing
For traffic to flow between networks, the traffic has to be routed, thus routing and routers is a key networking topic. This article discusses how routing occurs. More ...
Network Patch Panel Basics
Patch panels are used to organize the network cables. Each socket on the front of the patch panel is usually labeled with the identity of the device connected on its punch down connector on the back of the panel. More ...
What Routers Do
A router is a networking device that connects different networks. Routers direct the traffic on the Internet. Without routing every network space is isolated. More ...
What is the Internet of Things?
The Internet of Things (IoT) refers to the world of interconnected devices which provide data, and are being controlled across the Internet. Examples include many home automation devices, like smart thermostats and remotely controllable lighting fixtures, and countless others. More ...
Network Classifications: LAN, WAN, WLAN, SAN, MAN, and PAN
Computer networks can be classified by how geographically dispersed the network's components are. Knowing the different network types and characteristics is a key topic for Comptia network certification. More ...

