A Complete Explanation of Cloud Computing
This article provides a complete explanation of cloud computing; virtualisation, cloud computing models, cloud deployment models, cloud delivery models, cloud metering and billing, and the future of cloud computing. 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 ...
Servers - Racks, Blades and Towers
Unlike tower servers, offices that use rack servers which traditionally come in 1U, 2U, 3U, 4U or 6U are installed in racks. The numbers that give names to the rack mounted servers precisely indicate the number of Us they occupy in the racks. More ...
Bluetooth Basics - Bluetooth Technology Tutorial
You see advertisements for Bluetooth enabled cell phones, PDAs, and laptops, and all sorts of different devices taking advantage of this wireless standard. But, what is it? Bluetooth technology is nothing new, but in many respects it still seems to be more of a buzz word rather than a well understood, commonly accepted technology. 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 ...
Satellite Broadband Internet Service
Satellite broadband internet service transmits and receives signals between a ground dish antenna and a geosynchronous satellite. A geosynchronous satellite orbits the Earth with a period equal to the Earth's rotational period and therefor appears motionless, at a fixed position in the sky. More ...
What is Port Forwarding?
Port forwarding redirects a communication request from one address and port number connection to another while the packets are traversing a network gateway. This technique is used to hide hosts residing on an internal network from hosts on external networks. More ...
Create a Peer-to-peer Network
Many small to medium sized organizations are wrestling with Windows server and paying excessive licensing fees when they don't need to. Sure, a server provides centralized security administration, but is it really more efficient? More ...
NRZ, NRZI, Manchester Encoding, What Does it Mean?
NRZ (Non-Return-to-Zero), NRZI (Non-Return-to-Zero Inverted), and Manchester Encoding are terms for the shapes and voltage levels of digital electronic signals. This article also explains Manchester decoding. More ...
Fiber Optic Cabling For Beginners
Traditionally, twisted pair copper cable has been the most common form of network cabling. As technology continues to advance however, fiber optic cable is quickly becoming the standard in network cabling. More ...
What You Need to Know About a Career as a Network Engineer
In order to become a network engineer, you must have the necessary skills as well as a love of computers. As with any other career, you need to follow certain steps to accomplish your goal. These are the top five requirements needed to become a network engineer. More ...
Network Servers
A server is a computer in a client/server network that provides services or roles on a network and provides a central location for administration of the network. More ...
Overview of Cloud Computing
Cloud Computing is a way accessing and storing data over the Internet instead of on a computer hard drive. It is also provides dynamically scalable infrastructure for data, file storage and applications. More ...

