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網(wǎng)絡(luò)分離及嶺澳二期廠區(qū)計(jì)算機(jī)網(wǎng)絡(luò)系統(tǒng)的方案建議書(shū)及實(shí)施方案(已修改)

2025-06-02 13:31 本頁(yè)面
 

【正文】 摘要 本部分是根據(jù)《 中廣核工程有限公司工程公司網(wǎng)絡(luò)分離 /嶺澳二期廠區(qū)網(wǎng)絡(luò)設(shè)備采購(gòu)項(xiàng)目招標(biāo)文件 》 (招標(biāo)編號(hào): ITTSEC00023)而撰寫(xiě)的 工程公司網(wǎng)絡(luò)分離及嶺澳二期廠區(qū) 計(jì)算機(jī)網(wǎng)絡(luò)系統(tǒng)的總體方案建議書(shū)。本建議書(shū)主要包括用戶(hù)需求分析、網(wǎng)絡(luò)設(shè)計(jì)思想與原則、網(wǎng)絡(luò)技術(shù)應(yīng)用以及方案特點(diǎn)的介紹,關(guān)于網(wǎng)絡(luò)結(jié)構(gòu)、路由策略、 IP 地址規(guī)劃、安全方案、擴(kuò)展性設(shè)計(jì)、網(wǎng)管方案、網(wǎng)絡(luò) QOS 方案等方面的詳細(xì)建議;同時(shí),給出了方案中所使用的全部產(chǎn)品的產(chǎn)品明細(xì)表,并詳細(xì)介紹了方案中所使用的相關(guān)產(chǎn)品的功能特性和技術(shù)規(guī)范;對(duì)工程實(shí)施與技術(shù)服務(wù) 所做的詳盡計(jì)劃 。 目 錄 目 錄 ...................................................................................................................... 2 一、本項(xiàng)目 需求分析 ................................................................................................. 7 工程公司網(wǎng)絡(luò)分離項(xiàng)目概述 ................................................................................. 7 工程公司網(wǎng)絡(luò)現(xiàn)狀分析 ........................................................................................ 7 本項(xiàng)目設(shè)計(jì)要求 .................................................................................................. 9 網(wǎng)絡(luò)結(jié)構(gòu)設(shè)計(jì) .............................................................................................. 9 網(wǎng)絡(luò)技術(shù)設(shè)計(jì) .............................................................................................. 9 網(wǎng)絡(luò)切換設(shè)計(jì) ............................................................................................ 10 具體設(shè)計(jì)要求 ............................................................................................ 11 嶺澳二期廠區(qū)網(wǎng)絡(luò)項(xiàng)目概述 ............................................................................... 12 嶺澳二期網(wǎng)絡(luò)項(xiàng)目分析 ...................................................................................... 12 嶺澳二期網(wǎng)絡(luò)項(xiàng)目設(shè)計(jì)要求 ............................................................................... 13 網(wǎng)絡(luò)核心設(shè)計(jì)要求 ..................................................................................... 13 網(wǎng)絡(luò)匯聚層設(shè)計(jì)要求 ................................................................................. 14 網(wǎng)絡(luò)接入層設(shè)計(jì)要求 ................................................................................. 14 系統(tǒng)點(diǎn)數(shù)分布 ............................................................................................ 14 二、方案設(shè)計(jì)思想與原則 ........................................................................................ 16 設(shè)計(jì)目標(biāo) ................................................................................................... 16 設(shè)計(jì)原則 ................................................................................................... 16 層次化設(shè)計(jì)思想 ............................................................................... 16 高可靠性和可用性原則 .................................................................... 16 網(wǎng)絡(luò)的高效性原則 ........................................................................... 17 網(wǎng)絡(luò)的可 管理性原則 ........................................................................ 17 網(wǎng)絡(luò)的可擴(kuò)展性原則 ........................................................................ 18 網(wǎng)絡(luò)安全性原則 ............................................................................... 18 先進(jìn)性、成熟性、穩(wěn)定性原則 .......................................................... 18 開(kāi)放性原則 ...................................................................................... 18 經(jīng)濟(jì)性 ............................................................................................. 19 網(wǎng)絡(luò)技術(shù) ............................................................................................ 19 千兆以太網(wǎng) ...................................................................................... 19 10G 以太網(wǎng) ...................................................................................... 20 MLT/SMLT ................................................................................. 21 VRRP 技術(shù) ................................................................................. 36 VLAN 技術(shù) .................................................................................. 37 三、網(wǎng)絡(luò)總體結(jié)構(gòu)設(shè)計(jì) ............................................................................................ 39 網(wǎng)絡(luò)拓?fù)湓O(shè)計(jì)的原則 ................................................................................. 39 核心層網(wǎng)絡(luò)設(shè)計(jì)原則 ................................................................... 39 匯聚(分布)層網(wǎng)絡(luò)設(shè)計(jì)原則 ..................................................... 39 接入層網(wǎng)絡(luò)設(shè)計(jì)原則 ................................................................... 40 網(wǎng)絡(luò)拓?fù)湓O(shè)計(jì) ............................................................................................ 40 核心層網(wǎng)絡(luò)設(shè)計(jì) ............................................................................... 42 匯聚 層網(wǎng)絡(luò)設(shè)計(jì) ............................................................................... 43 接入層網(wǎng)絡(luò)設(shè)計(jì) .......................................................................... 43 具體設(shè)計(jì)說(shuō)明 ............................................................................................ 44 核心層配置說(shuō)明 ............................................................................... 44 服務(wù)器匯聚層配置說(shuō)明 .................................................................... 47 廣域網(wǎng)鏈路接入層網(wǎng)絡(luò) ..................................................................... 49 匯聚層交換機(jī) ................................................................................... 50 接入層配置說(shuō)明 ............................................................................... 52 設(shè)備清單 ......................................................................................... 55 四、 VLAN 的設(shè)計(jì)和實(shí)現(xiàn) ......................................................................................... 61 五、 IP 地址規(guī)劃設(shè)計(jì) .............................................................................................. 62 IP 地址規(guī)劃原則 ......................................................................................... 62 IP 地址規(guī)劃建議 ................................................................................ 64 向 IPv6 過(guò)渡 ...................................................................................... 65 技術(shù)簡(jiǎn)介 ..................................................................................... 65 IP 的遷移 .........................................................................
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