<p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 22px; font-weight: bold;">一、刷Intel S2600GZGL 主板SN</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer; box-shadow: #333333 0px 0px 5px;" title="5be3a66670cf6.png" src="https://cos.qg.net/Uploads/image/2018-11-08/5be3a66670cf6.png" alt="clipboard.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 18px; color: #df402a; font-weight: bold;">1、下载Intel S2600GZ_GL_EFI_BIOS,拷贝到U盘根目录下,并插在服务器上</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 18px; color: #df402a; font-weight: bold;">启动按F6进入Shell模式</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5be3a6791d663.png" src="https://cos.qg.net/Uploads/image/2018-11-08/5be3a6791d663.png" alt="2.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 16px; font-weight: bold;">自动加载文件,选择Update only the FRU</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5be3a6936461e.png" src="https://cos.qg.net/Uploads/image/2018-11-08/5be3a6936461e.png" alt="3.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 18px; color: #df402a; font-weight: bold;">2、对应要刷的SN</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: SimSun, STSong;">Do you want to update the product info area of the FUR(System part number)</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: SimSun, STSong;">Do you want to enter the product serial numer(System serial number)</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5be3a6b79db03.png" src="https://cos.qg.net/Uploads/image/2018-11-08/5be3a6b79db03.png" alt="4.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5be3a6d908ea4.png" src="https://cos.qg.net/Uploads/image/2018-11-08/5be3a6d908ea4.png" alt="5.png" /></p>
<p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 22px; font-weight: bold;">一、配置BMC IP地址</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 18px; color: #df402a; font-weight: bold;">1、启动按F2进入BIOS设置 </span><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 18px; font-weight: bold;"> 配置IPMI BMC IP 地址</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b698215b498c.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b698215b498c.png" alt="1.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b69821ade68d.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b69821ade68d.png" alt="2.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b69821f24790.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b69821f24790.png" alt="3.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b698222a974d.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b698222a974d.png" alt="4.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b698226d391a.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b698226d391a.png" alt="5.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 22px; font-weight: bold;">二、WEB远程登陆</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 16px; color: #df402a; font-weight: bold;">条件:</span><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #df402a; font-weight: bold;">1、自己使用的电脑要安装java 6(jre-6u45-windows-i586)版本</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #df402a;"> </span><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #df402a; font-weight: bold;"> 2、安装火狐浏览器新版本Firefox</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b69825902f9d.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b69825902f9d.png" alt="6.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b69825d7a13a.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b69825d7a13a.png" alt="7.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b69826118369.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b69826118369.png" alt="8.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b698264ba28a.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b698264ba28a.png" alt="9.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5b6982682cb5d.png" src="http://cos.qgvps.com/Uploads/image/2018-08-07/5b6982682cb5d.png" alt="10.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p>
<p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5ba07945be253.png" src="https://cos.qg.net/Uploads/image/2018-09-18/5ba07945be253.png" alt="11.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5ba0794bba97f.png" src="https://cos.qg.net/Uploads/image/2018-09-18/5ba0794bba97f.png" alt="12.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5ba079500c6a7.png" src="https://cos.qg.net/Uploads/image/2018-09-18/5ba079500c6a7.png" alt="13.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5ba079565d4dd.png" src="https://cos.qg.net/Uploads/image/2018-09-18/5ba079565d4dd.png" alt="14.png" /></p>
<ol class="exp-conent-orderlist list-paddingleft-2" style="margin: 10px 0px 10px 20px; padding: 0px; list-style: none; box-sizing: border-box;"> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=6" target="_self">首先,安装好SecureCRT,在桌面上双击SecureCRT</a></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block; float: left;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=1" target="_self"><img class="exp-image-default" style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" src="https://imgsa.baidu.com/exp/w=500/sign=389592915843fbf2c52ca623807fca1e/e4dde71190ef76c659264cb29616fdfaae5167b7.jpg" alt="正确使用SecureCRT的方法" /></a></p> </li> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;">打开SecureCRT后,可以看到SecureCRT的主界面</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block; float: left;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=2" target="_self"><img class="exp-image-default" style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" src="https://imgsa.baidu.com/exp/w=500/sign=cf29d0cfdb160924dc25a21be406359b/b8014a90f603738dd0a3bbbbb81bb051f919ecba.jpg" alt="正确使用SecureCRT的方法" /></a></p> </li> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;">如果要telnet一台设备,该设备的IP为172.24.1.78。点击new sesstio</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block; float: left;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=3" target="_self"><img class="exp-image-default" style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" src="https://imgsa.baidu.com/exp/w=500/sign=a8e54a431ece36d3a20483300af23a24/b90e7bec54e736d1dc7e3a9190504fc2d562693e.jpg" alt="正确使用SecureCRT的方法" /></a></p> </li> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;">修改名称,以便自动保存后,能够更加直观的看到之前连接过得信息。协议选择telnet</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block; float: left;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=4" target="_self"><img class="exp-image-default" style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" src="https://imgsa.baidu.com/exp/w=500/sign=a39ef8455fe736d158138c08ab514ffc/b2de9c82d158ccbf771103a312d8bc3eb03541fd.jpg" alt="正确使用SecureCRT的方法" /></a></p> </li> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;">左侧切换到telnet,右侧的hostname填写好要远程的设备的ip地址</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block; float: left;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=5" target="_self"><img class="exp-image-default" style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" src="https://imgsa.baidu.com/exp/w=500/sign=c506809250b5c9ea62f303e3e538b622/3801213fb80e7beca57ab578242eb9389a506b83.jpg" alt="正确使用SecureCRT的方法" /></a></p> </li> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;">6</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;">点击OK,然后在左侧自动生成session。双击这个session。这样一来,就能够呈现所需要登录的设备的登录界面了</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"><a class="exp-image-wraper" style="text-decoration-line: none; color: #2d64b3; cursor: pointer; padding: 0px; margin: 0px; box-sizing: border-box; position: relative; display: block; float: left;" href="http://jingyan.baidu.com/album/9158e00011d085a255122866.html?picindex=6" target="_self"><img class="exp-image-default" style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" src="https://imgsa.baidu.com/exp/w=500/sign=cab4e670f9d3572c66e29cdcba126352/1b4c510fd9f9d72aa03ca184df2a2834359bbbcb.jpg" alt="正确使用SecureCRT的方法" /></a></p> </li> <li class="exp-content-list " style="margin: 0px; padding: 0px; box-sizing: border-box;"> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p> </li> </ol> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p>
<p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">24个10/100/1000Base-T以太网端口,4个万兆SFP+</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">分交流供电和直流供电两种机型,支持RPS冗余电源</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">包转发率:108Mpps/126Mpps</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">交换容量:336Gbps/3.024Tbps</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">外形尺寸mm(宽×深×高)442*220*43.6</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">输入电压 AC:</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">额定电压范围:100-240V AC;50~60Hz</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">最大电压范围:90-264V AC;47~63Hz</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">最大功耗 29.5W</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">典型功耗 21.4W</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">工作温度 -5℃ - 45℃ </p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">工作湿度 5%~95%(无凝露)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">散热方式 风扇散热</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">防雷 业务端口防雷能力:7 kV</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">特性 特性描述</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">MAC地址表 支持MAC地址自动学习和老化</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持静态、动态、黑洞MAC表项</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持源MAC地址过滤</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持接口MAC地址学习个数限制</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">VLAN特性 支持4K个VLAN</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持Guest VLAN、Voice VLAN</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持GVRP协议</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持MUX VLAN功能</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持基于MAC/协议/IP子网/策略/端口的VLAN</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持1:1和N:1 VLAN Mapping功能</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">Jumbo frame 10K</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">环网保护技术 支持RRPP环型拓扑和RRPP多实例</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持SmartLink树型拓朴和SmartLink多实例,提供主备链路的毫秒级保护</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持智能以太保护SEP协议</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持ERPS以太环保护协议(G.8032)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持STP(IEEE 802.1d),RSTP(IEEE 802.1w)和MSTP(IEEE 802.1s)协议</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持BPDU保护、根保护和环回保护</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持BPDU Tunnel</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">组 播 支持PIM DM、PIM SM、PIM SSM</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持MLD v1/v2及MLD v1/v2 snooping</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持IGMP v1/v2/v3及IGMP v1/v2/v3 Snooping</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持VLAN内组播转发和组播多VLAN复制</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持捆绑端口的组播负载分担</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持可控组播</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持基于端口的组播流量统计</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">IP路由 静态路由,支持RIP、RIPng、OSPF、OSPFv3协议</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">IPv6特性 支持ND(Neighbor Discovery)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持PMTU</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持IPv6 Ping、IPv6 Tracert、IPv6 Telnet</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持基于源IPv6 地址、目的IPv6 地址、四层端口、协议类型等ACL</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">可靠性 支持以太网OAM 802.3ah和802.1ag</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持 ITU-Y.1731</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持DLDP</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持LACP</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">QoS/ACL 支持对端口入方向、出方向进行速率限制</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持报文重定向</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持基于端口的流量监管,支持双速三色CAR功能</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">每端口支持8个队列</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持WRR、DRR、SP、WRR+SP、DRR+SP队列调度算法</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持报文的802.1p和DSCP优先级重新标记</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持L2(Layer 2)~L4(Layer 4)包过滤功能,提供基于源MAC地址、目的MAC地址、源IP地址、目的IP地址、TCP/UDP协议源/目的端口号、协议 、VLAN的包过滤功能</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持基于队列限速和端口整形的功能</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">安全特性 用户分级管理和口令保护</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持防止DOS、ARP攻击功能、ICMP防攻击</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持IP、MAC、端口、VLAN的组合绑定</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持端口隔离、端口安全、Sticky MAC</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持MFF</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持黑洞MAC地址</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持MAC地址学习数目限制</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持IEEE 802.1X认证,支持单端口最大用户数限制</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持AAA认证,支持Radius、HWTACACS、NAC等多种方式</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持SSH V2.0</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持HTTPS</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持CPU保护功能</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持黑名单和白名单</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持DHCP Relay、DHCP Server、DHCP Snooping</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持DHCPv6 Relay、DHCPv6 Server、DHCPv6 Snooping</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;"> </p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持用户认证点和策略执行点分离</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">超级虚拟交换网(SVF) 支持作为SVF client零配置即插即用</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持自动加载client的大包和补丁</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持业务一键式自动下发</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">client支持独立运行</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">管理和维护 支持智能堆叠iStack</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持虚拟电缆检测(Virtual Cable Test)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持Telnet远程配置、维护</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持SNMPv1/v2c/v3</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持RMON</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持eSight网管系统、支持WEB网管特性</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持HTTPS</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持LLDP/LLDP-MED</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持系统日志、分级告警</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持802.3az能效以太网EEE</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持断电告警Dying gasp功能(S5720-X-LI系列)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">Openflow 支持多控制器</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持多级流表</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持Group table</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持Meter</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">支持Openflow 1.3标准</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">互通性 VBST基于VLAN生成树协议(和PVST/PVST+/RPVST 互通)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">LNP 链路类型协商协议(和DTP相似功能)</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #505050; font-family: Arial, 'microsoft yahei', Helvetica, sans-serif; font-size: 13px;">VCMP VLAN集中管理协议(和VTP相似功能)</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p>
在网络世界里,代理IP扮演着重要的角色,而动态代理IP以其独特的灵活性和广泛的适用性被很多企业和个人青睐。本文将为您详细介绍动态代理IP的运作机制、收益与选择方法。 ### 1. 动态代理IP的工作原理 - **什么是动态代理IP**:动态代理IP意味着代理服务器在固定时间内自动更换所提供的IP地址。在一个典型的设置中,使用者会定期通过不同的IP地址访问互联网。 - **IP地址轮换**:动态IP池通过随机或有序的更换IP地址,规避固定IP可能遭遇的访问限制,为用户提供了环保式的网络操作体验。 ### 2. 动态代理IP的优势 - **降低封锁风险**:通过频繁更换IP,减少了单个IP被频繁访问带来的封禁风险。这对于需要跨国界或高频访问特定网站的操作尤为重要。 - **提高访问成功率**:随着IP轮换,可以在多个来源同时获取数据,极大提高了获取信息的成功率,为企业决策提供了更为准确的数据基础。 - **提升操作灵活性**:动态IP适用于多种场景,比如大规模数据采集、市场调研等;支持快速切换的特性满足了不同业务的需求。 ### 3. 动态代理IP的应用场景 - **电商价格监控**:企业利用动态IP抓取竞品和整个市场的价格信息,以支持定价策略和促销活动。 - **广告监测与分析**:动态IP帮助监控不同地区Google排名和反向链接,同时还能够追踪广告投放效果。 - **风险防范与安全测试**:网络安全企业使用动态IP在不同条件下测试系统脆弱性和反应时,确保最终用户的安全体验。 ### 4. 选择动态代理IP的要点 - **IP资源的多样性**:确保提供商拥有丰富的IP资源,覆盖范围广泛,以适应全球化业务需求。青果网络提供覆盖200多个城市的优质动态IP资源。 - **技术支持与服务质量**:选择有实力的供应商,可以提供持续的技术支持和高成功率的解决方案,以青果网络为例,我们凭借自研的切换技术,业务成功率提高30%。 ### 青果网络的动态代理IP服务 青果网络致力于为客户提供顶级的动态代理IP服务,IP节点涵盖全球200+个城市与地区,确保低延迟和高可用性。我们的自研技术不仅保障IP可用,还提供7*24小时的技术支持,确保您的业务从容不迫地面对各种网络挑战。 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-08-23/180242be0003a.jpeg) 通过本文,您了解到动态代理IP的运作原理和多元优势,希望这些信息能在您选择或使用代理IP时提供切实的帮助。青果网络坚定地为客户提供高质量的代理服务,支持您的每一次网络任务。
在数字化时代,代理IP服务提供商扮演着至关重要的角色,它们不仅帮助用户突破地理限制,还保护了用户的隐私安全。但市场上的代理IP服务提供商众多,服务质量参差不齐,因此,评估一个代理IP服务提供商的可靠性变得尤为重要。本文将从多个维度详细解析如何评估代理IP服务提供商的可靠性。 ### **访问速度测试** 首先,我们需要测试代理IP的访问速度。通过访问不同网站,观察页面加载速度,可以分别使用代理IP和直接访问进行对比,以评估代理IP对速度的影响。速度是代理IP服务的重要指标,快速的代理IP可以提高数据采集效率。 ### **稳定性测试** 稳定性是评估代理IP服务提供商可靠性的另一个关键因素。我们需要长时间使用代理IP,观察是否存在频繁掉线或连接不稳定的情况。可以通过连续访问多个网站,检查连接的成功率和稳定性。 ### **兼容性测试** 在不同的操作系统和设备上测试代理IP的兼容性也非常重要。确保代理IP能够在各种环境下正常工作,满足用户的多样化需求。 ### **安全性测试** 安全性测试也是评估代理IP服务提供商可靠性的一个重要方面。尝试访问一些需要身份验证或敏感信息的网站,确保代理IP能够提供足够的安全保护。同时,检查代理IP是否支持加密传输等安全功能。 ### **服务提供商信誉** 选择信誉良好的服务提供商,他们通常会提供更稳定、可靠的代理IP服务。可以通过网络搜索、用户评价等途径了解服务提供商的口碑。 ### **技术支持与售后服务** 优质的代理IP服务提供商应提供及时的技术支持和售后服务。在遇到问题时,能够迅速得到解决,确保用户的网络操作不受影响。 ### **更新与维护** 了解代理IP服务提供商的更新和维护计划。定期更新和维护代理服务器,可以提高其稳定性和安全性,从而确保代理IP的可靠性。 ### **用户反馈与社区评价** 参考其他用户的反馈和社区评价,了解代理IP在实际使用中的表现。这可以帮助用户更全面地评估代理IP的可靠性。 ### **总结** 评估代理IP服务提供商的可靠性是一个多维度的过程,涉及到速度、稳定性、安全性、服务提供商的信誉等多个方面。通过上述方法,用户可以更加精准地评估代理IP服务提供商的可靠性,从而选择到最适合自己的服务。记住,选择一个可靠的代理IP服务提供商,就如同选择了一个值得信赖的合作伙伴,它将在你的数据采集和网络访问中发挥重要作用。
<p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">1.RAID0</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID0 是一种简单的、无数据校验的数据条带化技术。实际上不是一种真正的 RAID ,因为它并不提供任何形式的冗余策略。 RAID0 将所在磁盘条带化后组成大容量的存储空间(如图 2 所示),将数据分散存储在所有磁盘中,以独立访问方式实现多块磁盘的并读访问。由于可以并发执行 I/O 操作,总线带宽得到充分利用。再加上不需要进行数据校验,RAID0 的性能在所有 RAID 等级中是最高的。理论上讲,一个由 n 块磁盘组成的 RAID0 ,它的读写性能是单个磁盘性能的 n 倍,但由于总线带宽等多种因素的限制,实际的性能提升低于理论值。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID0 具有低成本、高读写性能、 100% 的高存储空间利用率等优点,但是它不提供数据冗余保护,一旦数据损坏,将无法恢复。 因此, RAID0 一般适用于对性能要求严格但对数据安全性和可靠性不高的应用,如视频、音频存储、临时数据缓存空间等。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">2.RAID1</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID1 称为镜像,它将数据完全一致地分别写到工作磁盘和镜像 磁盘,它的磁盘空间利用率为 50% 。 RAID1 在数据写入时,响应时间会有所影响,但是读数据的时候没有影响。 RAID1 提供了最佳的数据保护,一旦工作磁盘发生故障,系统自动从镜像磁盘读取数据,不会影响用户工作。工作原理如图 3 所示。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID1 与 RAID0 刚好相反,是为了增强数据安全性使两块 磁盘数据呈现完全镜像,从而达到安全性好、技术简单、管理方便。 RAID1 拥有完全容错的能力,但实现成本高。 RAID1 应用于对顺序读写性能要求高以及对数据保护极为重视的应用,如对邮件系统的数据保护。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> </p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">3.RAID5</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID5 应该是目前最常见的 RAID 等级,它的原理与 RAID4 相似,区别在于校验数据分布在阵列中的所有磁盘上,而没有采用专门的校验磁盘。对于数据和校验数据,它们的写操作可以同时发生在完全不同的磁盘上。因此, RAID5 不存在 RAID4 中的并发写操作时的校验盘性能瓶颈问题。另外, RAID5 还具备很好的扩展性。当阵列磁盘 数量增加时,并行操作量的能力也随之增长,可比 RAID4 支持更多的磁盘,从而拥有更高的容量以及更高的性能。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID5 (图 7)的磁盘上同时存储数据和校验数据,数据块和对应的校验信息存保存在不同的磁盘上,当一个数据盘损坏时,系统可以根据同一条带的其他数据块和对应的校验数据来重建损坏的数据。与其他 RAID 等级一样,重建数据时, RAID5 的性能会受到较大的影响。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID5 兼顾存储性能、数据安全和存储成本等各方面因素,它可以理解为 RAID0 和 RAID1 的折中方案,是目前综合性能最佳的数据保护解决方案。 RAID5 基本上可以满足大部分的存储应用需求,数据中心大多采用它作为应用数据的保护方案。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">4. RAID01 和 RAID10</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> 一些文献把这两种 RAID 等级看作是等同的,本文认为是不同的。 RAID01 是先做条带化再作镜像,本质是对物理磁盘实现镜像;而 RAID10 是先做镜像再作条带化,是对虚拟磁盘实现镜像。相同的配置下,通常 RAID01 比 RAID10 具有更好的容错能力,原理如图 9 所示。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID01 兼备了 RAID0 和 RAID1 的优点,它先用两块磁盘建立镜像,然后再在镜像内部做条带化。 RAID01 的数据将同时写入到两个磁盘阵列中,如果其中一个阵列损坏,仍可继续工作,保证数据安全性的同时又提高了性能。 RAID01 和 RAID10 内部都含有 RAID1 模式,因此整体磁盘利用率均仅为 50% 。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p>
<p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: center; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">IDC机房机柜布线打标签规范</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">1、电源线插头与服务器电源接头两端要标签扎带</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d90270b42b.png" alt="image.png" /></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"> </p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">2、如果一个机柜有内外网的交换机,尽量用两种不同颜色网线区分开来</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"> </span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">3、柜子与柜子之间走线要从机柜顶端方向布线</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d91b06f6fa.png" alt="image.png" /></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">4、连接服务器与交换机两端的网线头后端要标记同编号的扎带标签,且与交换机端口号编号一致</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"> </span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">5、电源线与网线分机柜两边走线,每一小节要用扎带扎好</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5d11a7c38fd68.png" src="https://cos.qg.net/Uploads/image/2019-06-25/5d11a7c38fd68.png" alt="6.png" /></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">6、机柜服务器不能太多台叠加一起,要用挡板分离开来,有助维护与服务器散热稳定性</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d99bb5bb6c.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">7、交换机要用配套耳朵固定在机柜顶端,有助于网线的走位</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d98d1dfc5a.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">8、贴好每台服务器IP或者根据应用划分的标签(如192.168.169.10)</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d974f3f0ad.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d97c381211.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"> </span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">9、贴好每台服务器的资产号(如SR029),通过标签打印机把资产号打印出来,以后核实到IDC机房核实资产。每台设备打印两张一致的,设备前面贴一个,设备后边贴一个,由于编号是唯一性的,预防资产号丢失</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d977c4eed5.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"> </p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"> </p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">10、核心交换机接到二层交换机的网线两端或者光纤要用扎带标签贴好,写上此端口连接到哪个机柜号哪个交换机哪个端口号,如:G0/0/1 to F13 9306 G6/0/4</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d92220993b.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">11、查看机柜下面空调挡风口闸门是否打开,以免设备过热死机</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="" src="https://cos.qg.net/Uploads/image/2019-06-22/5d0d9a581b393.png" alt="image.png" /></span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">12、重装某台设备系统时,不要把显示器电源接在与服务器连接插排上面,每个机柜都有提供一个专门接显示器或者外接插排的插座,以免显示器电源接口因接触不好或者使用不当导致整个插排都断电.</span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;"> </span></span></span></span></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.8; text-align: justify; font-size: 11pt; font-family: Arial;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-size: 11pt;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; font-family: 微软雅黑;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #2f2f2f;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; white-space: pre-wrap;">14、日常重整资源时,会不经意碰到网线或电源线导致设备down掉,所以在处理过程区间或临走时关机柜,要多观察交换机的端口是不是都是亮着的。</span></span></span></span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p>
<p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">1.RAID0</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID0 是一种简单的、无数据校验的数据条带化技术。实际上不是一种真正的 RAID ,因为它并不提供任何形式的冗余策略。 RAID0 将所在磁盘条带化后组成大容量的存储空间(如图 2 所示),将数据分散存储在所有磁盘中,以独立访问方式实现多块磁盘的并读访问。由于可以并发执行 I/O 操作,总线带宽得到充分利用。再加上不需要进行数据校验,RAID0 的性能在所有 RAID 等级中是最高的。理论上讲,一个由 n 块磁盘组成的 RAID0 ,它的读写性能是单个磁盘性能的 n 倍,但由于总线带宽等多种因素的限制,实际的性能提升低于理论值。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID0 具有低成本、高读写性能、 100% 的高存储空间利用率等优点,但是它不提供数据冗余保护,一旦数据损坏,将无法恢复。 因此, RAID0 一般适用于对性能要求严格但对数据安全性和可靠性不高的应用,如视频、音频存储、临时数据缓存空间等。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">2.RAID1</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID1 称为镜像,它将数据完全一致地分别写到工作磁盘和镜像 磁盘,它的磁盘空间利用率为 50% 。 RAID1 在数据写入时,响应时间会有所影响,但是读数据的时候没有影响。 RAID1 提供了最佳的数据保护,一旦工作磁盘发生故障,系统自动从镜像磁盘读取数据,不会影响用户工作。工作原理如图 3 所示。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID1 与 RAID0 刚好相反,是为了增强数据安全性使两块 磁盘数据呈现完全镜像,从而达到安全性好、技术简单、管理方便。 RAID1 拥有完全容错的能力,但实现成本高。 RAID1 应用于对顺序读写性能要求高以及对数据保护极为重视的应用,如对邮件系统的数据保护。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> </p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">3.RAID5</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID5 应该是目前最常见的 RAID 等级,它的原理与 RAID4 相似,区别在于校验数据分布在阵列中的所有磁盘上,而没有采用专门的校验磁盘。对于数据和校验数据,它们的写操作可以同时发生在完全不同的磁盘上。因此, RAID5 不存在 RAID4 中的并发写操作时的校验盘性能瓶颈问题。另外, RAID5 还具备很好的扩展性。当阵列磁盘 数量增加时,并行操作量的能力也随之增长,可比 RAID4 支持更多的磁盘,从而拥有更高的容量以及更高的性能。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID5 (图 7)的磁盘上同时存储数据和校验数据,数据块和对应的校验信息存保存在不同的磁盘上,当一个数据盘损坏时,系统可以根据同一条带的其他数据块和对应的校验数据来重建损坏的数据。与其他 RAID 等级一样,重建数据时, RAID5 的性能会受到较大的影响。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID5 兼顾存储性能、数据安全和存储成本等各方面因素,它可以理解为 RAID0 和 RAID1 的折中方案,是目前综合性能最佳的数据保护解决方案。 RAID5 基本上可以满足大部分的存储应用需求,数据中心大多采用它作为应用数据的保护方案。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; outline: 0px; font-weight: bold; overflow-wrap: break-word;">4. RAID01 和 RAID10</span></p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> 一些文献把这两种 RAID 等级看作是等同的,本文认为是不同的。 RAID01 是先做条带化再作镜像,本质是对物理磁盘实现镜像;而 RAID10 是先做镜像再作条带化,是对虚拟磁盘实现镜像。相同的配置下,通常 RAID01 比 RAID10 具有更好的容错能力,原理如图 9 所示。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"> RAID01 兼备了 RAID0 和 RAID1 的优点,它先用两块磁盘建立镜像,然后再在镜像内部做条带化。 RAID01 的数据将同时写入到两个磁盘阵列中,如果其中一个阵列损坏,仍可继续工作,保证数据安全性的同时又提高了性能。 RAID01 和 RAID10 内部都含有 RAID1 模式,因此整体磁盘利用率均仅为 50% 。</p> <p style="margin: 15px 0px 0px; padding: 0px; box-sizing: border-box; line-height: 28px; outline: 0px; font-family: 'Microsoft YaHei', 'SF Pro Display', Roboto, Noto, Arial, 'PingFang SC', sans-serif; color: #4d4d4d; overflow-x: auto; overflow-wrap: break-word; border: 0px;"><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /><br style="padding: 0px; margin: 0px; box-sizing: border-box;" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5;"> </p>