【正文】 ............... 69 七、網(wǎng)絡(luò)可靠性設(shè)計(jì) ............................................................................................... 71 設(shè)備可靠性設(shè)計(jì) ................................................................................. 71 節(jié)點(diǎn)可靠性設(shè)計(jì) ................................................................................. 71 鏈路可靠性設(shè)計(jì) ................................................................................. 73 網(wǎng)絡(luò)層可靠性設(shè)計(jì) .............................................................................. 73 應(yīng)用層可靠性設(shè)計(jì) .............................................................................. 74 八、 QoS 設(shè)計(jì) ......................................................................................................... 75 QoS 定義 ........................................................................................... 75 實(shí)現(xiàn)方式 ............................................................................................ 75 北電交換機(jī)上 Qos的實(shí)現(xiàn) .................................................................. 77 九、網(wǎng)絡(luò)安全設(shè)計(jì) ................................................................................................... 80 環(huán)境和硬件 ........................................................................................ 80 網(wǎng)絡(luò)層安全 ........................................................................................ 80 防止對網(wǎng)絡(luò)設(shè)備的非法訪問 ......................................................... 80 安全使用網(wǎng)絡(luò)設(shè)備 ....................................................................... 81 使用 VLAN 技術(shù)隔離數(shù)據(jù) ............................................................ 82 入侵檢測和漏洞掃描 .......................................................................... 82 防火墻系統(tǒng) ........................................................................................ 83 病毒防護(hù)系統(tǒng) ..................................................................................... 84 操作系統(tǒng)層安全 ................................................................................. 85 數(shù)據(jù)庫層安全 ..................................................................................... 85 應(yīng)用層安全 ........................................................................................ 86 安全管理層 ........................................................................................ 86 十、優(yōu)秀的網(wǎng)絡(luò)升級能力 ........................................................................................ 87 層次化的結(jié)構(gòu)是網(wǎng)絡(luò)擴(kuò)充的基礎(chǔ) ......................................................... 87 設(shè)備端口的擴(kuò)充 ................................................................................. 88 網(wǎng)絡(luò)帶寬的擴(kuò)充 ................................................................................. 88 應(yīng)用種類的增長 ................................................................................. 88 網(wǎng)絡(luò)規(guī)劃充分考慮系統(tǒng)擴(kuò)充需求 ......................................................... 89 十一、網(wǎng)絡(luò)管理設(shè)計(jì) ............................................................................................... 90 網(wǎng)絡(luò)管理方案設(shè)計(jì) ................................................................................... 90 網(wǎng)絡(luò)管理 ................................................................................................. 90 十二、工程公司網(wǎng)絡(luò)分離方案 ................................................................................. 93 網(wǎng)絡(luò)現(xiàn)狀 ................................................................................................. 93 網(wǎng)絡(luò)分離步驟 .......................................................................................... 94 準(zhǔn)備 .............................................................................................. 94 分離步驟 ....................................................................................... 95 十三、設(shè)計(jì) 特點(diǎn) ...................................................................................................... 96 十四、工程實(shí)施建議書 ............................................................................................ 98 工程管理 ................................................................................................. 98 建立工程管理小組 ......................................................................... 98 工程組織 ....................................................................................... 98 工程人員安排 ................................................................................ 99 工程實(shí)施細(xì)節(jié) .......................................................................................... 99 系統(tǒng)總體方案論證 ......................................................................... 99 設(shè)備、材料供應(yīng) ........................................................................... 100 方案修改 ..................................................................................... 100 網(wǎng)絡(luò)設(shè)備的安裝、調(diào)試和開通 ...................................................... 100 工程進(jìn)度表 .................................................................................. 101 用戶測試及驗(yàn)收 ..................................................................................... 101 測試 ............................................................................................ 101 驗(yàn)收 ............................................................................................ 102 測試手冊 ..................................................................................... 103 十五、技術(shù)服務(wù)計(jì)劃書 .......................................................................................... 105 技術(shù)支持 ............................................................................................... 105 技術(shù)服務(wù) ............................................................................................... 106 服務(wù)中的職責(zé)分工 ................................................................................. 108 用戶技術(shù)支持服務(wù)的聯(lián)系方法 ................................................................ 109 軟件升級服務(wù) (不包括第三方軟件和可能發(fā)生的硬件升級費(fèi)用 )................. 109 一、 本項(xiàng)目 需求分析 工程公司網(wǎng)絡(luò)分離 項(xiàng)目概述 根據(jù) 中廣核工程公司 網(wǎng)絡(luò) 系統(tǒng)建設(shè)的要求，遵循網(wǎng)絡(luò)總體設(shè)計(jì)原則和總體設(shè)計(jì)規(guī)劃，確定采用萬兆主干千兆到桌面的企業(yè)局域網(wǎng)方案，以滿足 工程公司網(wǎng)絡(luò)分離及嶺澳二期廠區(qū) 計(jì)算機(jī)應(yīng)用系統(tǒng)對網(wǎng)絡(luò)帶寬的需要