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-Think Tech | What's on your mind today?
+**Site Name - Site Title: ** ComputerGuru.net: Learn computer networking basics and system administration http://ComputerGuru.net/
+**Site 150 character description:**
+Experienced system administrator explains basic components of computer networks and the OSI Model in simple terms
+**Keywords - Themes: **
+Learn more about computers and technology Geek Speak Made Simple
+Learning technology isn't sexy, but I am doing my best to keep it interesting. Here I take on the complex subject of the Computer Networking OSI model explained in simple terms.
+----
+**Layer two versus layer three communications**
+Good article from Cisco  Layer 3 versus Layer 2 Switch for VLANs | https://documentation.meraki.com/MS/Layer_3_Switching/Layer_3_versus_Layer_2_Switch_for_VLANs
+Layer 2 Versus Layer 3 Networking - Actually gets more into why MPLS | http://smallbiztrends.com/2013/09/osi-model-layer-networking.html
+Deeper detail from Cisco on the topic - Layer 2 and Layer 3 Switch Evolution | http://www.cisco.com/c/en/us/about/press/internet-protocol-journal/back-issues/table-contents-19/switch-evolution.html

The Guru 42 Universe is not run by a university professor with a team of editors and advisers working to developing a website. Tom Peracchio is simply someone who loves technology and history and is amazed by how little people know about the great minds in the world of technology.

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