TSHOOT

Jun 21, 2011 | Post by: aaron No Comments

CCNP TSHOOT 642-832 :: Layer 3 Troubleshooting

Routing Basics Before we get into the layer 3 troubleshooting methods, we first need to make sure we have a basic understanding of how routers and multilayer switches route traffic.  Three tables are used: the routing table, ARP table, and CEF mappings. The routing table pairs network prefixes with the

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May 23, 2011 | Post by: aaron No Comments

CCNP TSHOOT 642-832 :: Layer 2 Troubleshooting

Poor Switch Performance Most performance issues on switches are related to one of three errors: Cabling and port problems (layer 1) Duplex mismatches between switch ports and an attached device TCAM issues. Physical layer Troubleshooting Commands   show interface show interface counters show interface counters errors Look for the following

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May 18, 2011 | Post by: aaron No Comments

CCNP TSHOOT 642-832 :: The Art of Troubleshooting

There are two elements to good troubleshooting – preparation and technique. Preparation comes in the form of documentation, change control, and understanding of the environment. The second part, technique, is just as important. There are a number of methods to tackle the same problem. To be honest, Cisco doesn’t promote

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May 12, 2011 | Post by: aaron No Comments

CCNP TSHOOT 642-832 :: Network Maintenance

Maintenance is no doubt an important component to network stability and that’s why we see it covered on the troubleshooting exam.  This is perfect multiple-choice style content as it is difficult to test your understanding of maintenance concepts and methodologies on a simulation-focused exam like TSHOOT.  Keep that in mind as

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    I just wanted to thank you for your notes, they REALLY helped me put the SWITCH topics into perpesctive. 642-813 is as you know quite a difficult exam because it covers such a wide range of areas, and Im happy to say that with the help of your notes I successfully passed it today.

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    Sean from Ireland

    Really liked the design and makeup of the guide. Topics and hints and tips were right on the mark. Very helpful. a job well done and much appreciated!

    Derek

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