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Like TCP, BGP is connection-oriented. An underlying connection between two BGP speakers is established before any routing information is exchanged. This connection takes place on TCP port 179. As with EIGRP and OSPF, keepalive messages are sent out by...More

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2. Cisco CCNA Certification Exam Tutorial: Keep Your Most Important Appointment

Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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Imagine this. You have an appointment with a client to work on a server or router install. A few minutes before you're scheduled to be there, you decide there's something really good on TV you'd like to watch. Or you decide to go to the gym, or play a...More

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3. Cisco CCNA Certification Exam Tutorial: Distance Vector Command Review

Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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Part of studying for CCNA exam success is keeping all these new commands straight in your head! And let's face it, there are a lot of commands you need to know in order to pass the CCNA exam and earn that certification. Here's a review of some very...More

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4. Cisco CCNP Certification / BSCI Exam Tutorial: An Introduction To BGP

Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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When you're studying for the BSCI exam on the way to earning your CCNP certification, it's safe to say that BGP is like nothing you?ve studied to this point. BGP is an external routing protocol used primarily by Internet Service Providers (ISPs)....More

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Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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5. Cisco CCNA / CCNP Certification Exam Tutorial: Dialer Watch

Dialer Watch is a vital part of your CCNA and CCNP studies, particularly for the BCRAN exam, but it's one of the most misunderstood technologies as well. To help you pass the CCNA and CCNP certification exams, here's a detailed look at Dialer...More

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6. Cisco CCNA / CCNP Certification Tutorial: Frame Relay End-To-End Keepalives

Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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One f the first things yu learned abut Frame is that the LMI als serves as a keepalive, r a heartbeat - and if three cnsecutive LMIs are missed, the line prtcl ges dwn. There's a limitatin t LMI as a keepalive, thugh. The LMI is exchanged...More

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Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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7. Certification Q&A: The Basics Of Certification

* What does certified mean? There are four accepted meanings of the adjective ?certified? but only two of which satisfy the needed meaning. To be certified means to be endorsed with authority by an institution or a person with higher...More

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Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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8. IT Certifications: Do Your Clients Even Understand Them?

When targeting small businesses that are in the sweet spot size, what IT certifications do you typically need? One thing to keep in mind is that you are not selling to a real IT manager in most cases. Remember Who You Are Selling Your...More

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Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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9. CCNA

CCNA stands for Cisco Certified Network Associate - a certification for IT professionals that is issued by Cisco Systems, Inc., one of the most successful computer networking companies. Cisco manufactures and markets a wide range of devices for both...More

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Date Added: Mar 1, 2007 Hits: 0 Rating: 0.00 Votes: 0

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10. Cisco CCNA Certification Exam Tutorial: Port-Based Authentication

To pass your CCNA exam and earn this coveted certification, you must understand the details of port-based authentication. This knowledge has a great deal of value in production networks as well, since this authentication scheme is regularly implemented....More

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