{"id":282,"date":"2015-09-21T03:44:30","date_gmt":"2015-09-21T03:44:30","guid":{"rendered":"http:\/\/wiki.thomasandsofia.com\/?p=282"},"modified":"2015-09-21T03:58:29","modified_gmt":"2015-09-21T03:58:29","slug":"network-concepts","status":"publish","type":"post","link":"https:\/\/wiki.thomasandsofia.com\/?p=282","title":{"rendered":"Network Concepts"},"content":{"rendered":"<p>VMs take advantage of Virtual Networking.\u00a0 So do ESXi hosts and vCenter.\u00a0 This allows multiple VMs to share a single network card.<\/p>\n<ul>\n<li>Virtual Machines must have proper addresses and protocols<\/li>\n<li>Use Virtual Switches to attach VMs to the physical network, or<\/li>\n<li>Create isolated networks to use during testing and development<\/li>\n<li>Provides same flexibility that server virtualization provides<\/li>\n<\/ul>\n<p>vSphere provides 2 categories of switches<\/p>\n<ul>\n<li>Standard Virtual Switch (Default): Manages VM networking at the Host level<\/li>\n<li>Distributed Virtual Switch: Manages networking at the Data Center level<\/li>\n<\/ul>\n<p>Features Provided<\/p>\n<ul>\n<li>VLANs<\/li>\n<li>Traffic Shaping: Restrict inbound and outbound traffic of a group of VMs<\/li>\n<li>Port Mirroring: Monitor VMs traffic for troubleshooting or intrusion prevention.\u00a0 Can capture all traffic sent to or from for later inspection<\/li>\n<li>Quality of Service (QoS) and DSCP:\u00a0 Used to prioritize network traffic over others. (VOiP traffic over Web)<\/li>\n<li>NetFlow: Network monitoring tool to determine top talkers on the network as well as other metadata to understand the types of communications that occur.<\/li>\n<li>CDP and LLDP: Discovery protocols used to identify neighboring physical network switches.\u00a0 Good for discovery and troubleshooting<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>VMs take advantage of Virtual Networking.\u00a0 So do ESXi hosts and vCenter.\u00a0 This allows multiple VMs to share a single network card. Virtual Machines must have proper addresses and protocols Use Virtual Switches to attach VMs to the physical network, or Create isolated networks to use during testing and development Provides same flexibility that server ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/wiki.thomasandsofia.com\/?p=282\" 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":[14,13],"tags":[],"class_list":["post-282","post","type-post","status-publish","format-standard","hentry","category-data-center-virtualization","category-vmware"],"_links":{"self":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/282","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=282"}],"version-history":[{"count":1,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/282\/revisions"}],"predecessor-version":[{"id":283,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/282\/revisions\/283"}],"wp:attachment":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=282"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=282"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=282"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}