Knowledge Management for beginners
Knowledge Management (KM) can be defined simply as the process through which organizations generate value from their intellectual and knowledge-based assets. Knowledge assets are often grouped into two categories:
(1) Explicit Knowledge
Generally, everything and anything that can be documented, archived and codified. Examples include patents, trademarks, business plans, marketing research and customer lists.
(2) Tacit [read more]
Twenty years ago, there were few people who owned a personal computer (PC). It was a luxury to have one, and even then there wasn't much you could do on it. There were one or two great games, and maybe dad could do some work at home instead of spending night after night at work.
Ten years ago the revolution [read more]
Moving the office network? How hard could it be? Anybody who's ever moved the office network knows the risks and challenges associated with this colossal task. This mighty endeavour is not merely a case of logging-off, shutting down and pulling the plug.
The move requires careful, systematic planning, forethought and a little luck. The following considerations provide valuable guide ropes [read more]
As more people are logging onto the Internet everyday, Network Security becomes a larger issue. In the United States, identity theft and computer fraud are among the fastest rising crimes. It is important to protect your network and ensure the safety of all computers and users in that network.
What is a Network?
In order to fully understand network security, [read more]
Defining what is Cat 5 wiring is a difficult task for your average person. Although many people have heard about Cat 5 wiring, most of them have no idea exactly what it is. Cat 5 stands for Category 5 wiring, which is currently top of the line. It was created to surpass the Cat 3 wiring which could only handle [read more]
Wireless networking is simple in theory: just install a wireless network adapter in each computer and forget about drilling holes and running cable. When you deal with equipment based on the 802.11b (or Wi-Fi) standard, unfortunately, the reality often falls short of claimed specifications. Your wireless network will have a limited range - you've probably experienced a decrease in speed [read more]
Should you take the one-exam or the two-exam approach?
One question I'm often asked by CCNA candidates is whether to take the ''one big exam'', or take the two separate exams required by Cisco to achieve the Cisco Certified Network Associate (CCNA) exam.
The question comes up because there are now two separate paths to the CCNA certification. Candidates may [read more]
Dreams. There are two types of dreams: 1. When you are sleeping there are stories unfolding in your mind from a parallel dimension. 2. The aims one has in life. The latter is the type of dream I wish to discuss. We all have these dreams, don't we? We picture ourselves in the future having realized our talents, having achieved [read more]
Cisco certification candidates, particularly CCNA candidates, must master binary math. This includes basic conversions, such as binary-to-decimal and decimal-to-binary, as well as more advanced scenarios involving subnetting and VLSM.
There's another conversion that might rear its ugly head on your Cisco exam, though, and that involves hexadecimal numbering.
Newcomers to hexadecimal numbering are often confused as to how a letter [read more]
Introduction To ISDN, Part IV: Configuring PPP CHAP Authentication
In part III of this ISDN primer, we learned that PPP has two main methods of authentication that Cisco certification candidates need to know how to configure: PAP and CHAP.
PAP has very few advantages over CHAP. PAP passwords are carried over the line in clear-text, which in today's world is [read more]