Introduction to Cisco IOS (Cisco Internetwork Operating System)
The Cisco Internetwork Operating System (IOS) is a collection of network operating systems used on Cisco network devices that to provide the network technician with an interface where they can enter commands to configure the device to perform various networking functions. 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 ...
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 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 Configure a Cisco Router
Use a terminal emulation program to access the routers console. The router and it will show the boot up screen in the console window. You may use this set up mode to configure the router. 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 ...
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 ...
Cisco Routing For The CCNA And CCNP: Administrative Distance
The definition of administrative distance is: the measurement of a protocol's believability. It's not enough to know the definition, however you've got to know when Administrative Distance comes into the picture and when it does not. More ...
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 - 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 Certification - Becoming a Truly Valuable CCNA
The CCNA is an exciting beginning to your Cisco career, but just having the certification simply isn't enough. A recruiter or interviewer isn't going to be impressed just with the cert; you've got to have some real-world knowledge to back it up. 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 ...
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 ...
