{"id":5,"date":"2015-08-19T01:33:34","date_gmt":"2015-08-19T01:33:34","guid":{"rendered":"http:\/\/wiki.thomasandsofia.com\/?p=5"},"modified":"2017-05-20T19:58:09","modified_gmt":"2017-05-20T19:58:09","slug":"ccent-1-s01-e02-what-is-a-network","status":"publish","type":"post","link":"https:\/\/wiki.thomasandsofia.com\/?p=5","title":{"rendered":"CCENT 1 S01 E02 &#8211; What is a Network"},"content":{"rendered":"<p>A network is a system that allows applications to communicate. Can be though of as the network of roads that tie cities, buildings and people together.<\/p>\n<h4>Definitions<\/h4>\n<p>Network Speed: Default measured in Bits Per Second bps. To get bytes per second, divide by 8.<\/p>\n<p>bit (b): 0 or 1<br \/>\nbyte (B): 8 bits<br \/>\nKilobyte (KB) 1 byte x 1024<br \/>\nmegabyte (MB): 1 kilobyte x 1024<br \/>\ngigabyte (GB): 1 megabyte x 1024<br \/>\nterabyte (TB): 1 gigabyte x 1024<\/p>\n<p>Delay: Time required to send data.\u00a0 Can vary due to distance, network congestion, etc.<\/p>\n<p>Availability:\u00a0 Based on Network congestion.\u00a0 (How many people are trying to use it at the same time?)<\/p>\n<p>&nbsp;<\/p>\n<p>Types of Networks<\/p>\n<p>Bus (Cable)<\/p>\n<p><a href=\"http:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/bus-network.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-15 size-full\" src=\"http:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/bus-network.jpg\" alt=\"bus-network\" width=\"550\" height=\"384\" srcset=\"https:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/bus-network.jpg 550w, https:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/bus-network-300x209.jpg 300w, https:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/bus-network-150x105.jpg 150w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/a><\/p>\n<p>Ring (Token Ring)<\/p>\n<p><a href=\"http:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/ring-network.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-14\" src=\"http:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/ring-network.jpg\" alt=\"ring-network\" width=\"550\" height=\"384\" srcset=\"https:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/ring-network.jpg 550w, https:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/ring-network-300x209.jpg 300w, https:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/ring-network-150x105.jpg 150w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Star (Most Common)<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/Star-network.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13\" src=\"http:\/\/wiki.thomasandsofia.com\/wp-content\/uploads\/2015\/08\/Star-network.gif\" alt=\"Star-network\" width=\"541\" height=\"292\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<h3>Questions?<\/h3>\n<p><b>Function of a Network<\/b><br \/>\nTo provide a method that allows applications to communicate.<\/p>\n<p><b>Pieces of a Network<\/b><br \/>\nNIC, Cables, Switches, Routers, ISP, etc.<\/p>\n<p><b>Application Examples<\/b><br \/>\nFTP, Web Browsing (HTTP), Email, Online gaming.<\/p>\n<p><b>Network Designs<\/b><br \/>\nRing, Star, Bus<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A network is a system that allows applications to communicate. Can be though of as the network of roads that tie cities, buildings and people together. Definitions Network Speed: Default measured in Bits Per Second bps. To get bytes per second, divide by 8. bit (b): 0 or 1 byte (B): 8 bits Kilobyte (KB) ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/wiki.thomasandsofia.com\/?p=5\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,2],"tags":[],"class_list":["post-5","post","type-post","status-publish","format-standard","hentry","category-ccent","category-networking"],"_links":{"self":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/5","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5"}],"version-history":[{"count":4,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/5\/revisions"}],"predecessor-version":[{"id":12,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/5\/revisions\/12"}],"wp:attachment":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}