networking

Network Troubleshooting

Nov 11, 2011 · 4 min read · Cisco cisco Cisco Troubleshooting computers General Hardware Network administrator Network management networking operating systems router software Troubleshoot Troubleshooting ·

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Troubleshooting The thing that makes networks awesome is the fact that once you setup a network you're not done. That may sound like a drawback but it is excellent job security! Engineers or administrators must watch the performance of an organization's network to make sure that productivity is not affected. Network …

OSPF...What a Protocol!

Nov 2, 2011 · 4 min read · CCNA Cisco cisco General ICND2 Internet Engineering Task Force IS-IS Link-state advertisement Link-state routing protocol networking Open Shortest Path First OSPF router Tutorials ·

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For today let's discuss a routing protocol that was being thought of in 1987 by the Internet Engineering Task Force (IETF). OSPF currently has three versions and the first version was in the 1980s when the internet was still being used for research. What is interesting about the first version of OSPF is although one …

How to Configure SSH on Dell Power-Connect

Oct 26, 2011 · 4 min read · Command-line interface Data Link Layer Dell General IP address networking Powerconnect Secure Shell Security Software SSH technology tutorial Tutorials ·

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keys Although not dealing with Cisco directly Dell switches are around in network closets and with my limited experience with them I thought this would be a perfect blog post to show the differences between Dell and Cisco. I like to think of Dell CLI like a dumb downed version of the Cisco CLI so I had some time to …

Types of WAN Links

Oct 19, 2011 · 2 min read · CCENT CCNA Cisco General Internet Local Area Network Network networking Routing technology WAN WAN optimization Wide area network ·

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I've found this table that I created a while ago and it lists common WAN connections that businesses use. I have used this table like a reference guide to familiar myself into other protocols. People don't think of it much but the WAN is a different beast compared the LAN as it uses different protocols besides …

Store-and-Forward vs. Cut-Through Switching

Oct 5, 2011 · 3 min read · CCNA Cisco Cisco Discovery Protocol Cut-through switching Fragment free General ICND2 MAC address Network switch networking Spanning Tree Protocol Store and forward Switch ·

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Network-Cable-Color Switching in the network can happen in two ways, these layer-two devices send frames but they can forward them in different ways. These different modes have positive and negative effects which depend on the type of network environment that runs through them! Store-and-forward is just like the name …