Cisco Certification
Wireless Network Components - Basics of Any Wireless Network
Any client computer, laptop or wireless device with a compatible wireless client
adapter allows connectivity with an access point. The client adapter is a radio
transmitter with firmware that supports any of 802.11a/b/g signaling. That is
needed before the device can associate and authenticate with the access point. More ... Configuring Internal Cisco Router Security
Network security is a hot topic today, and will only increase in importance in the
months and years ahead. While most of the attention is paid to exterior threats,
there are some steps you can take to prevent unwanted Cisco router access from within your organization. More ... Cisco Certification - The Definitive Guide To ARP, IARP, RARP, and Proxy ARP
The basic ARP operation is simple enough. We concentrate on IP addressing a great
deal in our studies and our jobs, but it's not enough to have a destination IP
address in order to send data; the transmitting device must have a destination MAC
address as well. More ... Cisco Certification - Five Things To Do DURING Your CCNA Exam
There are plenty of articles out there about how to prepare for the CCNA exam. However,
there are also things you can do to increase your chances of success on exam day during
the most important part of the entire process - the time that you're actually taking the test. More ... Cisco Certification - Suggested Toplogies For Your Home CCNA/CCNP Lab
When you make the decision to put your own home lab together for your CCNA and CCNP
studies (a very wise decision, if I may say so!), the hardest part is figuring out
how to spend your budget. Do you spend it all on the routers and go with a cheaper
switch? Do you buy a frame relay switch? Do you buy an access server? More ... Cisco Certification - The Joy Of Hex
The decimal numbering system, concerns itself with units of ten read from read from
right to left. Hex numbers are read much the same way, except the units here are
units of 16. The number "15" in hex is read as having five units of one and one unit of sixteen. More ... Cisco CCNA Certification - The Config Register and Password Recovery
You must be prepared to reload a router when it wants an enable password, because if
you don't, and there's no one available who does, you'll need to perform a password
recovery technique on the router - without erasing the current configuration. More ... How to Select a Network Switch
The network switch is the most common network device with most network infrastructure
and as such selection of new switches or upgrading is a key part of most network
design projects. Wireless designs will have switches interfacing with access points. More ... Cisco Certification - Building Your Own Home Lab
CCNAs and CCNA candidates hear it all the time: "Get some hands-on experience".
There is no learning like hands-on learning. No simulator in the world is going
to give you the experience you will get cabling and configuring your own routers. More ... Cisco CCNA Cerfication - Should You Take The One-Exam or Two-Exam Approach?
There are now two separate paths to the CCNA certification. Candidates may take a single exam,
640-811, or two exams, 640-821 and 640-811. What's the difference? The two-exam approach
involves exams with different topics and therefore different preparation techniques. The
approach I recommend to a CCNA candidate depends on their background. More ...
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