USB: Computer Connectivity Colossus by Nathan Kartchner
USB has become the Colossus of computer connectivity, standing astride the world of computing accessories and peripherals with the self-confident ease of a standard that has triumphed over its opponents. Parallel and serial protocols are virtual dinosaurs, being phased out almost universally by... Though Firewire has a max transfer speed of 400 mbps (80 mbps slower than the USB 2.0 standard), when it comes to transferring large quantities of data Firewire actually has the advantage of USB. ... Firewire, on the other hand, has a consistent 400mbps transfer rate, making it ideal to transfer...

Handheld Devices: Client Security and Connectivity Issues by Joshua Feinberg
Because many handheld devices or PDAs have the ability to connect to your clients’ LANs (either directly or indirectly), you need to consider PDA remote access, just as you would any other remote device, such as an employee’s home computer or a company-owned notebook. ... Desktop Connectivity Also think about how your clients’ internal gurus or your consulting firm will assist users in connecting their handheld devices to their office PCs. ... Employees Can Cause Other Damage In addition, your clients probably don’t want to leave employees to install and support their own PDA desktop...

If You Can't Save Yourself From Doing Mistakes, Toshiba's Easyguard Saves You! by John Gibb
We are humans and we all do mistakes but since the saying “to err is human; to forgive is divine!” won’t come to any help when you have just smashed your laptop by mistakenly letting it fall; somebody has to think about saving you from the consequences. ... EasyGuard will not only provide you with improved connectivity and data security but it will also do it’s best to lessen the effects of a sudden fall or a strong hit that it might suffer. ... Regarding connectivity, EasyGuard features a Bluetooth and 2 WiFi antennae.

How to Use Your Cell Phone as a Wireless Modem For Your Computer by Natalie Aranda
The cell phone has certainly changed how people communicate. The newer model cell phones are packed with features from GPS trackers to advanced audio players. One useful feature of cell phones for frequent travelers is its ability to be used as a wireless modem to enable you to use your laptop... In order to set up the cell phone as a modem it will need to be connected to the laptop with a USB data cable. ... Some units might require a special cell phone data cable. ... If you are going to be transmitting large amounts of data or downloading them, you will notice the difference in download...

Network Cables by Elizabeth Morgan
A network consists of two or more computers linked together to share resources such as a printer or a scanner, exchange files, and enable electronic connectivity. Network cables are data transmission cables and are used to connect one network device to another. ... The UTP cable is the most popular variety, largely used for school networks as it transfers data at 100 mbps. ... However, today several networks are switching over to other mediums of data transfer such as high frequency radio signals, and infrared light beams to connect the workstations.

Wireless USB Vs. Bluetooth: Battle Royale by Nathan Kartchner
As the release date for Wireless USB draws ever closer, discussion is heating up around the emerging standard. In particular, there has been a lot of debate concerning the pros and cons of Bluetooth versus Wireless USB. Both of these standards offer particular benefits as well as particular... While there have been delays due to testing and certification, Wireless USB looks to be superior in both security and ease of connectivity. ... Should the forum succeed in their goal, Wireless USB could easily become the wireless de facto standard for UWB (ultra wideband) connectivity.

Passing Cisco's CCNA and CCNP Exams: Traceroute by Chris Bryant
In preparation for your CCNA and CCNP exam success, you've got to learn to troubleshoot Cisco routers. And while ping is a great basic IP connectivity tool, it doesn't give you all the information you need to diagnose network connectivity issues. Let's say you have six routers between CityA and... Success rate is 0 percent (0/5) The five periods indicate that there is no IP connectivity to CityB. ... This process continues until the final destination (CItyB) is reached the output of the command shows us the path the data took: Router1#traceroute 271.1.1.1 Type escape sequence to abort.

Mobile Computing Networks by Richard Romando
Using mobile computers when in transit implies mobile computing. This is effectuated by using wireless technologies such as LAN, WAN, Wi-Fi, GPRS, etc. LAN refers to Local Area Networking. This is not a very mobile technology, as it restricts the area of its reach. ... They can provide data transfer speeds of about 384 kbps, which are much higher than GSM and CDMA technologies. ... GPRS networks coupled with EDGE or Enhanced Data Rates for Global Evolution provide fast Internet connection on cell phones.

Colocation and Disaster Recovery Facilities by John Tourloukis
How valuable is your data? Does it mean the world to you? If yes, your worst nightmare is probably loss of all or part of the data. And if just the thought of that makes you cringe, it’s time you educated yourself about the existence of disaster recovery options and how collocating your data can... Data centers have all your data stored and can have it ready for use soon after a problem is detected. ... There are two main ways of safeguarding your data: Data Loss Prevention is perhaps the surest disaster recovery service.

9500 Acer Aspire Notebook Does Both by Richard Keir
Sometimes looking through the market place for notebook computers it can be hard to decide where to start. An overwhelming number of models, manufacturers and optional components and accessories can freeze your brain. I've found short reviews helpful to get some focus and define a starting point. ... Conventional Ethernet connectivity is normally 100Mbps but the Acer has Gigabit Ethernet with the capability of delivering data at 1000Mbps - 10 times faster. ... The PCI Express architecture, working with DDR2 533MHz or 400MHz memory, provides rapid multi-tasking operations and allows...