Remote Pc Access by Josh Riverside
Quite a lot of times you must have encountered this problem: you are at home, and some files that you need urgently are saved in your office computer. Or perhaps you are a customer support professional, and a client situated at a distant location has encountered some software error in the middle... Thanks to progression of the wireless technology you can access a PC from anywhere, in any part of the world, through “Remote PC Access” technology. ... Remote PC Access comes with a world of advantages: it allows the network administrators to take control of any PC on the LAN, which enables...

Cisco Certifications Overview - Career Path Options by Eran Malloch
When considering a Cisco Certification , you need to understand how they structure their programmes, so that they match up with your career requirements (depending on where you are at right now). There are 3 levels of Cisco Certification, based on your increasing level of experience and... These are the Cisco Qualified Specialist certifications, and include: * Access Routing and LAN Switching * Content Networking * Foundation for Channel Partners * IP Communications Certifications * Optical Certification * Storage Networking Certifications * VPN and Security...

What You Need to Know About Networking by Alex Lakatos
Because networking is a relatively young science, it borrows language from other disciplines. Many networking terms come from the realm of physical transportation—terms such as bridge, hub, port, routing, and switching. That borrowing is apt. Just as the transportation revolution, and especially... A printer attached directly to a computer via a parallel or USB cable does not comprise a network; it becomes a network if the printer and computer are both attached to a switch or router. ... • Improvements in routing and switching gear: For example, switches with in-line power, which allow...

Firewall Software by Rob Pirozzi
Beginning in the Zhou Dynasty, which was in the 11th century BC, construction was begun on what was to become the Great Wall of China. For 2,700 years, culminating in the mid-1600s, construction continued on the wall until it stretched 4,163 miles from east to west China. ... Many cable, DSL, and wireless routers/switches have firewalls built into them. ... The software monitors all inbound and outbound Internet traffic, and creates a software barrier between the Internet port into your PC and everything else on your PC.

JunxionBox -- WiFi Access Everywhere by Steve Bralovich
Now you can more easily access the Internet wherever mobile phone carriers offer high-speed data service coverage. The JunxionBox enables multiple computing devices with Ethernet or Wi-Fi (like laptops, desktops, handhelds and remote computers) to connect with the web through your mobile phone... The JunxionBox (www.junxionbox.com) is a unique device that combines a cellular data card with a Wi-Fi router and runs on both 12 volts and 110 volts. ... SERVICE The box will accept any air card from any wireless service provider using any connectivity technology such as CDMA, UMTS, EDGE, etc.

What To Watch Out For When Looking For Flat Or Fixed Fee Computer Consulting by Steven Young
You have a computer networking infrastructure in place. Now you need someone who can maintain your computer networking systems. You want someone who knows Cisco, 3Com, Microsoft Exchange, Active Directory, Firewall protection, phone systems, Novell, Windows 2003 and more. ... Wireless switches and or routers d. ... Defragmenting the drives on the server 13. ... Defragmenting the Exchange database on server 14. ... Inforcing limites on exchange mailboxes and or disk quotas 15. ... cleaning up the exchange bad mail 12.

Your VPN Doctor for Virtual Private Network Troubleshooting VPN Guide by Aaron Adams
Here are some troubleshooting guides for particular topics. (1) Your Virtual Network Connection (2) VPN Troubleshooting Error Messages (3) VPN Modems Troubleshooting Guide (4) VPN ISP Troubleshooting Guide. (1) Your Virtual Private Network Connection Having trouble connecting to the... If using wireless, temporarily remove Wireless from the picture and focus on the Ethernet card. ... Each hop is the trip from one router to another. ... Check the Ethernet card speed and duplex parameters and then make sure that the hub, switch, or router that is on the other end has the same parameters.

Guide to Buying a Webcam by Andrew Gates
How web broadcasting works Webcams are those handy little cameras that attach to your PC and send images to a web page that can be viewed by others. This enables you to share daily life events with friends and family in other parts of the country or the world, or to arrange a video-conference... Make sure when you are purchasing a camera or network video solution that it is compatible with any wireless system you may be using in a LAN. ... The hardware you will need may include a modem for dial-up connection, or modem/router for a broadband solution.

Be Your Own IT Department by Scott Hendison
If you use a computer, you need to know more than just how to use your email and surf the web. You need to know that you are protected. If there isn’t someone responsible for the computers in your home or office, then pick someone, quick. Their job is to assure you that everything I’ve listed... You need a firewall, and if you have a wireless connection, you need secure password protection on the router to keep your neighbors out. ... Scandisk checks the surface of your hard disk for flaws or errors that may be developing, and Disk Defragmenter rearranges the files on your hard drive for...

Tips for Designing ZigBee Applications by John Sawyer
So you think you want to develop a ZigBee application, but you have some questions. What’s important in a ZigBee development? What tools do I need? What steps are involved? How much time will it take? What kind of investment is required? What are the unforeseen questions? ... But the ZigBee data rates are low relative to other wireless options. ... The ZigBee radio standard boasts many advantages over other wireless options. ... Power optimization is generally the largest design issue for the sensors, while message management is the largest for the ZigBee routers.