{"id":1019,"date":"2016-08-24T14:51:55","date_gmt":"2016-08-24T14:51:55","guid":{"rendered":"http:\/\/learnlearn.uk\/igcseict\/?page_id=1019"},"modified":"2023-06-11T21:21:52","modified_gmt":"2023-06-11T21:21:52","slug":"wired-networks","status":"publish","type":"page","link":"https:\/\/learnlearn.uk\/igcseict\/wired-networks\/","title":{"rendered":"Wired Networks"},"content":{"rendered":"<div class=\"responsive-tabs\">\n<h2 class=\"tabtitle\">Introduction<\/h2>\n<div class=\"tabcontent\">\n\n<div class=\"arconix-column-two-thirds\">\n<h3><strong>Why have networks?<\/strong><\/h3>\n<p><strong>Advantages of networks<\/strong><\/p>\n<ul>\n<li>Resource sharing<\/li>\n<li>Communication<\/li>\n<\/ul>\n<p><strong>Disadvantages of networks<\/strong><\/p>\n<ul>\n<li>Cost<\/li>\n<li>Security<\/li>\n<li>Complexity<\/li>\n<\/ul>\n<\/div>\n<div class=\"arconix-column-one-third\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-1811\" src=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/network.png\" alt=\"network\" width=\"228\" height=\"221\" \/><\/p>\n<\/div>\n\n<\/div><h2 class=\"tabtitle\">Client \/ Server Model<\/h2>\n<div class=\"tabcontent\">\n\n<div class=\"arconix-column-two-thirds\">\n<h3>Client \/ Server Model<\/h3>\n<p><strong>Servers<\/strong><\/p>\n<p>The job of a server is to provide services to the clients on the network.<\/p>\n<p>The services that a server might provide include:<\/p>\n<ul>\n<li>User Authentication<\/li>\n<li>File Storage<\/li>\n<li>Internet Access<\/li>\n<li>Hardware sharing ( printers, scanners,etc)<\/li>\n<\/ul>\n<p><strong>Client<\/strong><\/p>\n<p>The job of the client is to provide a workstation for networks users to use.<\/p>\n<p>When a user logs in to a client they are usually provided with access to:<\/p>\n<ul>\n<li>a private files storage area<\/li>\n<li>a shared file storage<\/li>\n<li>the internet and the organisation&#8217;s intranet.<\/li>\n<li>Network hardware resources, such as printers and scanners.<\/li>\n<\/ul>\n<\/div>\n<div class=\"arconix-column-one-third\">\n<div id=\"attachment_1807\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/clientservermodel.jpg\"><img aria-describedby=\"caption-attachment-1807\" decoding=\"async\" loading=\"lazy\" class=\"wp-image-1807 size-medium\" src=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/clientservermodel-300x172.jpg\" alt=\"clientservermodel\" width=\"300\" height=\"172\" srcset=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/clientservermodel-300x172.jpg 300w, https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/clientservermodel.jpg 527w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1807\" class=\"wp-caption-text\">The Client Server Model. Source: Wikipedia<\/p><\/div>\n<\/div>\n\n<\/div><h2 class=\"tabtitle\">NICs<\/h2>\n<div class=\"tabcontent\">\n\n<div class=\"arconix-column-two-thirds\">\n<h3>Network Interface Controller \/ Card<\/h3>\n<p>All servers and clients need to have a network interface card to access the network.<\/p>\n<p>Network interface cards a machine to connect to a network using an Ethernet cable.<\/p>\n<\/div>\n<div class=\"arconix-column-one-third\">\n<p><a href=\"http:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/nic.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-1808\" src=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/nic-300x194.jpg\" alt=\"nic\" width=\"300\" height=\"194\" srcset=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/nic-300x194.jpg 300w, https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/nic.jpg 750w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<\/div>\n\n<\/div><h2 class=\"tabtitle\">Switch \/ Hub<\/h2>\n<div class=\"tabcontent\">\n\n<div class=\"arconix-column-two-thirds\">\n<h3>Switches and hubs<\/h3>\n<div class=\"nv-iframe-embed\">\n<div class=\"container-lazyload preview-lazyload container-youtube js-lazyload--not-loaded\"><a href=\"https:\/\/www.youtube.com\/watch?v=Ofjsh_E4HFY&#038;t=308s\" class=\"lazy-load-youtube preview-lazyload preview-youtube\" data-video-title=\"Hub, switch or router? Network devices explained\" title=\"Play video &quot;Hub, switch or router? Network devices explained&quot;\">https:\/\/www.youtube.com\/watch?v=Ofjsh_E4HFY&#038;t=308s<\/a><noscript>Video can&#8217;t be loaded because JavaScript is disabled: <a href=\"https:\/\/www.youtube.com\/watch?v=Ofjsh_E4HFY&#038;t=308s\" title=\"Hub, switch or router? Network devices explained\">Hub, switch or router? Network devices explained (https:\/\/www.youtube.com\/watch?v=Ofjsh_E4HFY&#038;t=308s)<\/a><\/noscript><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>With a small network you might get away with connecting all of your clients directly to the server, but larger networks require hubs\/switches in between to control the flow of data within the network.<\/p>\n<\/div>\n<div class=\"arconix-column-one-third\">\n<p><a href=\"http:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/switch.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-1809\" src=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/switch-300x62.jpg\" alt=\"switch\" width=\"300\" height=\"62\" srcset=\"https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/switch-300x62.jpg 300w, https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/switch-768x157.jpg 768w, https:\/\/learnlearn.uk\/igcseict\/wp-content\/uploads\/sites\/3\/2016\/08\/switch.jpg 868w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<\/div>\n\n<\/div><h2 class=\"tabtitle\">Routers<\/h2>\n<div class=\"tabcontent\">\n\n<p><strong>Router<\/strong><\/p>\n<p>The job of a router is to connect two different types of network together.\u00c2\u00a0Within most organisations a router is used to connect the internal Local Area Network to the Internet.<\/p>\n<p><strong>Home networking<\/strong><\/p>\n<p>You home broadband often comes with what the broadband companies call a &#8216;router&#8217;, these are actually composite devices that combine:<\/p>\n<ul>\n<li>A Router<\/li>\n<li>A Firewall<\/li>\n<li>A Wireless Network Access Point<\/li>\n<li>A Wired Network Switch<\/li>\n<\/ul>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Router The job of a router is to connect two different types of network together.\u00c2\u00a0Within most organisations a router is used to connect the internal Local Area Network to the Internet. Home networking You home broadband often comes with what the broadband companies call a &#8216;router&#8217;, these are actually composite devices that combine: A Router&hellip;&nbsp;<a href=\"https:\/\/learnlearn.uk\/igcseict\/wired-networks\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Wired Networks<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":70,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Wired Networks - IGCSE ICT<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/learnlearn.uk\/igcseict\/wired-networks\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Wired Networks - IGCSE ICT\" \/>\n<meta property=\"og:description\" content=\"Router The job of a router is to connect two different types of network together.\u00c2\u00a0Within most organisations a router is used to connect the internal Local Area Network to the Internet. 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Home networking You home broadband often comes with what the broadband companies call a &#8216;router&#8217;, these are actually composite devices that combine: A Router&hellip;&nbsp;Read&hellip;","_links":{"self":[{"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/pages\/1019"}],"collection":[{"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/comments?post=1019"}],"version-history":[{"count":5,"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/pages\/1019\/revisions"}],"predecessor-version":[{"id":2103,"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/pages\/1019\/revisions\/2103"}],"wp:attachment":[{"href":"https:\/\/learnlearn.uk\/igcseict\/wp-json\/wp\/v2\/media?parent=1019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}