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640-911 (Chapter 3)
Jan 30, 2014 · 2 min read · CCNA Data Center Certification Cisco Cisco Career Certifications Cisco Systems IEEE networking technology ·Picking up were we left on off on a series of blog posts that follow the CCNA Data Center Study Guide from Todd Lammle. Feel free to post questions below. In these post I am only going over the topics of each chapter of the book, plus any examples the book offers and to get an idea of what the Cisco exam would cover. …
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The Middle of Layer Two Redundancy
Sep 7, 2011 · 3 min read · Broadcast radiation CCNA CCNA Security Cisco cisco Cisco IOS Data Link Layer Ethernet frame General ICND2 IEEE IEEE 802.1D Institute of Electrical and Electronics Engineers Local Area Network MAC address Network Layer networking OSI model Redundancy Redundancy (engineering) security Software software Spanning Tree Protocol STP technology Time to live ·In the month of August I talked about the "beginnings" of layer two redundancy mainly looking at the basic foundations and fundamentals of having layer two redundancy. Let's continue are discussion about redundancy in the layer two environment. To review what STP does (Spanning Tree Protocol) it works at …
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Basic Wireless LAN Security
May 18, 2011 · 3 min read · AES CCENT CCNA Cisco cisco computers General ICND1 ICND2 IEEE Internet access networking Service set (802.11 network) technology Temporal Key Integrity Protocol Wi-Fi Protected Access Wired Equivalent Privacy wireless Wireless access point Wireless LAN Wireless security ·Wireless-Security-Icon Although having a wireless LAN sounds like a wonderful idea, there are things that need to be implemented like security. A wireless LAN can be uncontrollable has it is just radio waves and anybody can receive them. Having and using good security practices can help you be under control of your …
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Basic Wireless Concepts
wireless-connection-icon Mobility is now a common thing in a business environment, you no longer are fixed to specific cubicle in the work place anymore. What is also amazing is it will continue to change and become easier for employees to get work done, with their phone, tablet, and laptop computer. But what makes …
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802.11ac Standard
Feb 21, 2011 · 2 min read · 802.11ac Access Point computers General Hardware IEEE Institute of Electrical and Electronics Engineers Internet Local Area Network Mobile device networking technology Wi-Fi wireless ·Some things are making news in the wireless world, the IEEE wants another wireless standard in the mix called the 802.11ac, now the fastest standard they have is the 802.11n(speeds up to 300 Mbps), which was recently published in October of 2009. What is so great about the 802.11ac development? Well one thing is the …
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