Certification Tests
Cisco CCNA Exam Tutorial: IGRP And Equal Cost Load Balancing
To pass the CCNA exam, you've got to know the role of the bandwidth command with IGRP and EIGRP and when to use it. In this tutorial, we'll configure IGRP over a frame relay hub-and-spoke network using the following networks:R1 (the hub), R2, and R3 are running IGRP over the 172. Read more →Cisco CCNA Exam Tutorial: Loopback Interfaces
As a CCNA candidate, you most likely have some background in PC hardware and workstation support. If so, you're already familiar with loopback interfaces, particularly 127. Read more →Cisco CCNA Exam Tutorial: Mapping The OSI Model To The TCPIP Model
The OSI model is the model that most networking personnel are familiar with, but to earn your CCNA, you need to know the OSI model, the TCP/IP model, and how the two map to each other. Read more →Cisco CCNA Exam Tutorial: Password Recovery Procedures
It might happen on your CCNA exam, it might happen on your production network - but sooner or later, you're going to have to perform password recovery on a Cisco router or switch. Read more →Cisco CCNA Exam Tutorial: Route Summarization
Preparing to pass the CCNA exam and earn this important Cisco certification? Route summarization is just one of the many skills you'll have to master in order to earn your CCNA. Read more →Cisco CCNA Exam Tutorial: Split Horizon And Hub-And-Spoke Networks
For CCNA exam success, you had better know what split horizon is, how to turn it off, and when to turn it off. Knowing when to turn split horizon off is also important in production networks, because it can cause a hub-and-spoke network to have incomplete routing tables on the spokes. Read more →Cisco CCNA Exam Tutorial: The Best Time To Schedule Your Exam
In preparing for CCNA exam success, one of the basic steps is to schedule your exam! And when should you do that?Schedule your exam NOW.I can hear you now -- " Why should I schedule my exam now? Read more →Cisco CCNA Exam Tutorial: Troubleshooting Directly Connected Serial Interfaces
CCNA exam success depends largely on noticing the details, and this is especially true of configurations involving directly connected serial interfaces. Read more →Cisco CCNA Exam Tutorial: Using Trivial File Transfer Protocol (FTP)
One of the first things you do when you start studying for the CCNA exam is memorizing a list of port numbers and the protocols that run on those ports. Read more →Cisco CCNA Exam Tutorial: Why Do We Use RFC 1918 Private Address Ranges?
When you're studying to pass the CCNA, you're introduced to "private addresses", the address ranges formally referred to as RFC 1918 Private Addresses. Read more →← Previous Next →
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
Aphorism
However far modern science and techniques have fallen short of their inherent possibilities, they have taught mankind at least one lesson: Nothing is impossible.