Learning To Navigate Cisco’s Online Documentation
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When studying for your Cisco CCNA, CCNP, or CCIE exam, you’ve got a powerful online weapon at your disposal. It’s Cisco Connection Documentation, found at www.cisco.com/univercd. This site contains …
Cisco CCNA / CCNP Certification - Deciphering Ping Results
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As you study for your CCNA and CCNP exams, particularly if you’re getting hands-on practice in your home lab or rack rental service, you’re going to be sending a lot of pings. As a CCNA or CCNP cand…
Cisco CCNA Certification: The Hidden Details Of Telnet
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Telnet is a simple yet powerful program that allows you to connect to a remote Cisco router or switch, and then configure it as though you were right at the console. Telnet is also one of those feat…
Cisco CCNA / CCNP Certification Tutorial: Frame Relay End-To-End Keepalives
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One of the first things you learned about Frame is that the LMI also serves as a keepalive, or a heartbeat - and if three consecutive LMIs are missed, the line protocol goes down. There’s a limitatio…
Cisco Certification: Introduction To ISDN, Part IV
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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…
Cisco CCNA Exam Tutorial: Split Horizon And Hub-And-Spoke Networks
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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…
CompTIA Network+ Certification Exam Tutorial: Virus Attacks And Antivirus Programs
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Whether you’re preparing to pass the Network+ or Cisco CCNA certification exam or not, you must not underestimate the importance of antivirus programs and virus definition updates. With all the att…
Cisco CCNA Certification On A Shoestring: Can It Be Done?
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The answer is a resounding YES!…and this article shows you how. For years, many would-be networking professionals have been put off by the thought of expensive and time-consuming courses, not havin…
