Cisco CCNA Certification Tutorial: Segmenting Your Network
by Chris Bryant, Chr. When you're getting started on your CCNA studies on your way to earning this certification, you're swamped with network device types that you're familiar with, but not quite sure how to use. Let's look at these networking devices and their main...

What Computer Do You Prefer?
by Tamara Williams, Tam. Which do you prefer - laptops or desktop computers? A laptop is a portable computer small enough to use in your lap. A desktop computer is a personal computer small enough to fit in a workspace. Both have their positive and negative qualities. For...

Tips Before You Buy a Scanner
by James Hunt, Jam. When buying a scanner or printer, it is always a good idea to look for advice if you are not sure what you are looking for or what you need. All too often people rush out and spend money on scanners and when they get them home they discover that...

Shopping For Low Cost Computers
by Ben Franklin, Ben. Computers are today our basic requirements. When we work we need them to connect with other people, retrieve information and control manufacturing units. At home we chat, play games, use them for interactive activities like pod casting and for...

How To Become A Cisco VPN Specialist
by Chris Bryant, Chr. There's quite an emphasis on security in today's networks, and that's reflected in Cisco's certification tracks. Cisco offers a CCIE Security track and the Cisco Certified Security Professional (CCSP) intermediate-level certification, but there is...

Cisco CCNA Certification: Five Key Combinations You Should Know
by Chris Bryant, Chr. When you start studying for your CCNA and CCNP exams, many books will present you with a huge list of keystroke shortcuts for use on Cisco routers. While the 640-801, 811, and 821 exams may ask you about one or two of these, you really have to get...

Should I Buy A Laptop Or A Desktop?
by Gregg Hall, Gre. With the advances in computer performance technology moving forward in quantum leaps it has created some difficult questions for us, one is deciding between a laptop or a desktop.Now, not only do we have the problem of our computers being outdated...

What To Do When System Hangs?
by Ravi Chamria, Rav. One of the thing windows is infamous for , is system handling. Everyone has had a run in with the Antarctic PC ( A frozen system) one time, or another. The problem is that this is one of the most complicated problems to solve. Almost anything can...

Computer Memory is an Essential Part of the Computer
by James Hunt, Jam. Computer memory is an essential part of the computer because it allows it to store vital information that you will need. Whether the information is in the form of pictures, data or sounds, a computer with a lot of memory can store it for you. There...

Don?t Throw Those ?Extra? Cables Away!
by Charles Kassotis, Cha. You know that old household-cleaning tip that says if you have not used something in three months you should throw it out? That tip was obviously created long before the computer and digital age! Never throw away a cable just because you don?t think...

Cisco CCNA Certification: Error Detection vs. Error Recovery
by Chris Bryant, Chr. Passing the CCNA, Intro, and ICND exam is all about knowing and noticing the details. (Which makes perfect sense, since becoming a master networking administrator or engineer is also about noticing the details!) One such detail knows the difference...

Cisco CCNP Certification: The BGP Weight Attribute
by Chris Bryant, Chr. When you're studying for the CCNP certification, especially the BSCI exam, you must gain a solid understanding of BGP. BGP isn't just one of the biggest topics on the BSCI exam, it's one of the largest. BGP has a great many details that must be...

No Sound From Speakers?
by Ravi Chamria, Rav. You have a sound card and a set of speakers, but for the life of you, you cannot get them to work. Most of the time, this is caused by carelessness. Though it sounds idiotic, the first step is to check the connections. Most people accidentally plug...

Cisco CCNA Certification Exam: Five Frame Relay Details You Must Know
by Chris Bryant, Chr. When you're studying for your CCNA exam on the way to earning this coveted Cisco certification, the details can seem overwhelming! In this article, I'll point out five Frame Relay details that you must keep in mind when you're on your way to the...

Cisco CCNP Exam Tutorial: Defining Collision Domains
by Chris Bryant, Chr. CCNA exam success depends on mastering the fundamentals, and two important fundamentals are knowing exactly what the terms "collision domain" and "broadcast domain" mean. In this free Cisco tutorial, we'll take a look at the term "collision domain"...

Passing Cisco's CCNA and CCNP Exams: Five Tips For Exam Day Success
by Chris Bryant, Chr. As you get ready to pass the CCNA or CCNP exams, you can feel quite a bit of stress as you enter your last week of study. Let's take a look at a few ways to reduce that stress.1. Do not stay up late cramming. The CCNA and CCNP are not exams you're...

Cisco CCNA Certification Exam Tutorial: OSPF Hub-And-Spoke
by Chris Bryant, Chr. CCNA certification demands that you master the basics of OSPF, and for many studying for the CCNA exam, their first exposure to OSPF is a hub-and-spoke configuration. That's a tough way to get started, because a hub-and-spoke configuration built...

Cisco CCNA Certification: Static Routing Tutorial
by Chris Bryant, Chr. In studying for your CCNA exam and preparing to earn this valuable certification, you may be tempted to spend little time studying static routing and head right for the more exciting dynamic routing protocols like RIP, EIGRP, and OSPF. This is an...

Why do I need a external antenna for my PocketPC?
by Jon Butt, Jon. For stronger signal strengths, lesser static interruptions, and better GPS reception and accuracy, use an external antenna. PocketPC gadgets from HP iPAQ, Dell, and Palm, especially those with cellular phone and GPS capabilities, can work better...

LCD Monitors For The Home and Office
by , . Technology such as LCD Monitors covered in this article are rapidly changing our world in many ways and becoming more affordable for the average person. It?s worth mentioning however that better technology is actually properly defined as simply a...

How To Buy A Printer
by Gregg Hall, Gre. A Lot of people tend to just go cheap when buying a printer, but in the long run it can end up costing you more. Even though Ink jet printers might be inexpensive up front the cost of replacement ink can drive up the overall cost over the time of...

Cisco CCNA Certification: Becoming A Truly Valuable CCNA
by Chris Bryant, Chr. I've been active in the Cisco Certification track for four years, working my way from the CCNA to the coveted Cisco Certified Internetwork Expert title, and during that time I've conducted job interviews and casual conversations with hundreds of...

Cisco CCNA Certification Exam Tutorial: The OSI Model?s Physical Layer
by Chris Bryant, Chr. To pass your CCNA exam and earn this coveted certification, you've got to master the seven layers of the OSI model and what each layer does. For those of you taking the two-exam path, you can expect quite a few OSI model questions on the Intro exam....

Cisco Certification: Recertifying Your CCNA and CCNP
by Chris Bryant, Chr. Once you get your CCNA and CCNP, you can't just rest on your accomplishment. You've got to continue to study and add to your skill set - and then prove to Cisco you've been doing just that by recertifying.Recertification sounds like a pain, but it's...

How to choose: Laser Printers, Inkjet Printers, Dot Matrix Printers
by David Arnold Livingston, Dav. Man is always in constant search for knowledge which he makes use to create innovations that will make his life better. Among the varied inventions of man is a computer printer. The first computer printer can be traced back in the year 1953 which...