论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业

<p><img src="/Public/forum/ueditor/image/20150628/1435497222592717.jpg" alt="1435497222592717.jpg"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">目前云架构普遍被分类成私有云、公有云和混合云，它们有什么不同？</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">私有云（private cloud）</strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">私有云也叫做内部云(internal cloud)或企业云(corporate cloud)，这个架构向处于防火墙内的有限人群提供托管服务。&nbsp;</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">它是为一个客户单独使用而构建的，因而对数据、安全性和服务质量能最有效的控制。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">私有云需要公司自己拥有基础设施，成本非常高，但它可以控制在此基础设施上部署应用程序的方式。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">它可部署在企业数据中心的防火墙内，当然也可以将它们部署在一个安全的主机托管场所。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">企业可通过一些开源平台，如openstack,cloudstack自己构建。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">公有云(public cloud)</strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">公有云就是第三方提供商用户能够使使用的云，公有云一般可通过 Internet 使用，可能是免费或成本低廉的。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">比如Amazon EC2或者阿里云、华为云等。。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">混合云(hybrid cloud)</strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">混合云是公共云和私有云的混合。混合云提供既在公共空问又在私有空间中的服务。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">当公司需要使用既是公共云又是私有云的服务时，选择混合云比较合适。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">使用混合云，企业可以享受接近私有云的私密性和接近公有云的成本，并且能快速接入大量位于公有云的计算能力，以备不时之需。</p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; white-space: pre-wrap; color: rgb(62, 62, 62); font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);">市面上有不少混合云产品，比如Amazon VPC、VMware的vCloud。</p><p><br/></p>

论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业