Network+ Exam Tutorial: Network Interface Cards (NICs) by Chris Bryant
Part of the challenge of passing the Network+ exam is learning about all the different types of hardware a network requires. Today we’ll take a look at a vital part of network connectivity, the Network Interface Card (NIC, pronounced “nick”). The NIC is the device, or card, that gives the host a... If you have an Internet connection at home, you can see these lights in action for yourself. ... Most likely, either the NIC or the cable connected to the NIC is going bad. ... I advise you to always start network troubleshooting at the Physical layer of the OSI model, and that means checking...

Good Reasons To Have A Wireless Network by Kenneth Snodin
Having a wireless network opens up many possibilities. Wireless networks provide an inexpensive and easy way to share a single Internet connection among several computers. This means you only need one modem, and you can add additional computers to the network just by plugging in a wireless card... And if you move, there is no need to disconnect and pack up all those wires, and you no longer have to examine all the wires for damage whenever your Internet connection goes down. ... Laptops can be carried from room to room, and they will always have access to the Internet.

Broadband Internet Connection Over Existing Power Line! by Patricia Felts
This is the most exciting concept in broadband computer access since the onset of online computerization. Just think….to be able to plug in your computer in any existing electrical outlet in your home, office or even campground and have immediate connection to the net! ... This exciting new breakthrough technology is presently being tested in several cities across the US….in fact the Trump Place in New York City has hired Telkonet, a company that provides internet access via electrical wiring to provide its residents with internet access that’s as easy as plugging in their a toaster!

Ways to Watch TV On Your Computer for Free by Bridget Mwape
Did you know that you can watch live TV and pre-recorded programs on your home computer for free without the need to pay any cable or satellite TV subscriptions? This includes access to most of the major television channels. There are a number of ways that you can watch TV on your computer. ... With this method, you only need access to the internet through dial-up, high-speed internet or broadband. ... You don't even need an internet connection because most of them only require you to connect a TV aerial.

Use Internet Phone Service to make cheap calls worldwide by Doval Preeti
Have you ever heard of an Internet phone? If not, get prepared to change the way you think about long distance phone calls. You can actually use your Internet connection to make cheap telephone calls anywhere in the world. Today we find several Internet phone service providers across the world... Unlike using traditional PSTN technology, that is dependent on a point-to-point connection, the Internet Phone utilizes the Internet and its web-like, multi-link network. ... Benefits of using an Internet Phone Service The biggest benefit of using an Internet Phone is that you can make cheap...

Uses of WiMAX by Michael Russell
WiMAX is designed as a wireless alternative to DSL and cable for last mile broadband access and as way to interconnect Wi-Fi hotspots into a Metropolitan Area Network. Although, the actual uses for WiMAX overlaps those for Wireless Local Area Network up until the mobile Wide Area Network level. ... A WiMAX antenna can also be directly connected to an Internet backbone using a fiber optic cable. ... This is one of the means to increase bandwidth for data-intensive applications running across a wireless network or as a back-haul for cellular phone and Internet traffic from a remote area back...

Misconceptions about Wireless Networking by Randolph Wells
I was browsing through my local MegaMart recently. I belong to the group of men who find themselves in the Electronics Department or some other manly area of the store while the wife is shopping for groceries. It seems we are better off out of their way. ... He also has a coax cable coming from the wall going to his "router". ... "So this is you cable modem", I ask. ... He says he has an "insert name of a major high speed cable broadband provider here" router. ... If you know the anatomy of a USB cable it has two types of connectors.

Get an Uninterruptible Power Supply by Bob Rankin
Using an Uninterruptible Power Supply You may have your computer, monitor, printer and other peripherals plugged into a power strip with surge suppression, but that won't help if the power actually goes out. In the event of a power sag or blackout, whether it's for a half-second or half an... I included the router, cable modem and phone because sometimes the power fails but the cable and telephone services are unaffected. ... The lights went out, but my computer and internet connection stayed on without missing a beat.

5 Desktop Computer Hardware Myths Exposed by Peter Stewart
The big boys in the computer industry want you to continue thinking the way you are. The major desktop computer manufacturers thrive on consumers lack of knowledge and old ideas about desktop computers and computer hardware to drive sales of new desktop computers. ... When you upgrade your desktop computer and they throw in a cable internet, or DSL package the improved speed is from the faster connection, not the computer. ... Both cable and DSL can offer more than 10 times the speed of a dial-up connection.

Computer Phones – Facts and Fallacies by Dee Scrip
The stakes are high when considering security, privacy, and savings, and the old adage, “look before you leap” might be a more judicial approach when searching for a computer phone provider, aka VoIP (voice over internet protocol). FACTS • PC phones (VoIP) can save individuals and businesses up... • Sound travels faster over the internet versus traditional phone lines. ... (There are a few VoIP solutions providers with integrity, security, and patented technology that offer service for dial-up connections, as well as DSL, satellite, cable, and broadband connections).