Cisco Certification - The OSI Model Isn't Just For Exams Anymore!
One reason is that Cisco demands you know the OSI model inside and out for both
the Intro and ICND exams. You have to admit that's a pretty good reason, but still,
students find the OSI model information to be very dry. I understand that, because I've been there. 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 ...
Wireless Network Site Survey Overview
The wireless site survey is an assessment of signal coverage per each access point
within a specific building. It confirms with the client 100 percent coverage at a
specified signal guaranteeing employees will have no issues with sending wireless
packets across the network. More ...
Accessing a Cisco IOS Device
There are several ways to access the Cisco device's CLI (Command-Line Interface). The most common methods
are the console management port, using Telnet or SHH, or the AUX port. More ...
Cisco Certification - Taking Your First Certification Exam
Walking into a testing center for the first time can be a nerve-wracking experience.
You've got enough on your mind just keeping all that new information straight
without worrying about what the testing experience will be like. Let's take a
look at what you should expect when taking your first
Cisco certification exam. 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 ...
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 ...
Choose the Right Switches for Your Local Area Network
Organizations are entering another cycle of Local Area Network upgrades due to two
recent technology changes. One is that 10Gb Ethernet are now standard connections on
servers. Here's how to choose the right switches for your local area network. 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 ...
Surviving The Technical Interview
Ah, the technical interview. Nothing like it. Not only does
it cause anxiety, but it causes anxiety for several different reasons. Having been on
both sides of the technical interview table, I'd like to share some tips for those being
interviewed. In doing so, I'll share some of the more memorable interviews I've been involved in. More ...