What is a Network Sniffer Used For?
Sniffer is another word for network analyzer. Network intruders use sniffing to capture confidential information, and the terms sniffing and eavesdropping are often associated with this practice. More ...
Wireless Networking Your PC
Here in one place is everything you need to know about wireless networking your PC. More ...
Home and Small Office Networking Guide
With the plethora of desktop and mobile devices in your home or office connectivity between everything and to the Internet is vital for maximum productivity and entertainment. This guide walks through the various standards, the devices that support flexible connectivity options and how you can use them for maximum benefit. More ...
Media Access Control (MAC) Sublayer of the OSI Data Link Layer
Layer 7 of the OSI model, the Data Link layer, is concerned with the packaging of data into frames and placing those frames on the network. The Data Link layer actually consists of two sublayers, the Media Access Control layer, described here, and the Logical Link layer. 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 ...
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 ...
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 ...
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 ...
Workgroups and Domains
A LAN can be configured as a workgroup or a domain. In a workgroup a user's login account is located on their individual computer. In a domain, a user's login account is located on the domain controller. More ...
Network Administrator Street Smarts: A Real World Guide to CompTIA Network+ Skills
Hit the ground running with the street-smart training you'll find in this practical book. Using a "year in the life" approach, it gives you an inside look at network administration, with key information organized around the actual day-to-day tasks, scenarios, and challenges you'll face in the field. More ...
What is an Ethernet Crossover Cable?
When connecting two computers together without a switch or router in between you need a special cable, called a crossover cable, that has the transmit wire pair swapped with the receive wire pair. More ...
What is IPv6 Anycast Routing?
Anycast looks like a unicast - one unique host sending to another, the difference being that the target address actually exists in multiple places. When the given host sends a packet to this address it will follow the shortest route as defined by the routing protocols. 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 ...

