【正文】 備份系統(tǒng)。設計內(nèi)容主要包括 : ? 網(wǎng)絡拓撲結(jié)構(gòu) ? BGP AS 與 IP 地址規(guī)劃 ? 數(shù)據(jù)中心局域網(wǎng)絡設計 ? 廣域網(wǎng)絡設計及其路由策略 ? 網(wǎng)絡 QoS 設計 ? 網(wǎng)絡安全設計 ? 網(wǎng)絡管理設計 相關文檔 《中國 XX 一級骨干網(wǎng)絡改造詳細設計方案》 網(wǎng)絡 拓撲 結(jié)構(gòu) 總體網(wǎng)絡結(jié)構(gòu) Figure 1 網(wǎng)絡最終總體結(jié)構(gòu) 根據(jù)建行數(shù)據(jù)集中工作的要求，北方各一級分行業(yè)務系統(tǒng)將上掛北京數(shù)據(jù)中心，南方各一級分行業(yè)務系統(tǒng)將上掛上海數(shù)據(jù)中心，同時各一級分行仍要與總行進行管理類信息的通訊。 本文檔內(nèi)容范圍 本文檔內(nèi)容基于 Cisco12021 、 Cisco751 Cisco750 Cisco651 Cisco4507R、Cisco3550SMI 等產(chǎn)品 ， 涵蓋了此次建行數(shù)據(jù)中心局域網(wǎng)交換、廣域網(wǎng)互聯(lián)的設計。 and Airo, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the Cisco Certified Interwork Expert Logo, Cisco IOS, the Cisco IOS logo, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Enterprise/Solver, EtherChannel, EtherSwitch, FastHub, FastSwitch, IOS, IP/TV, LightStream, MICA, Network Registrar, PIX, PostRouting, PreRouting, Registrar, StrataView Plus, Stratm, SwitchProbe, TeleRouter, and VCO are registered trademarks of Cisco Systems, Inc. and/or its affiliates in the . and certain other countries. 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COMMERCIAL IN CONFIDENCE. 目錄 目錄 ...................................................................................................................................... 3 文檔控制 ............................................................................................................................... 5 History............................................................................................................................. 5 Review............................................................................................................................. 5 方案簡介 ............................................................................................................................... 6 文檔目的 ........................................................................................................................... 6 本文檔適用人員 ................................................................................................................. 6 本文檔內(nèi)容范圍 ................................................................................................................. 6 相關文檔 ........................................................................................................................... 7 網(wǎng)絡 拓撲 結(jié)構(gòu) ......................................................................................................................... 8 總體網(wǎng)絡結(jié)構(gòu) .................................................................................................................... 8 骨干網(wǎng)絡拓撲結(jié)構(gòu) ............................................................................................................. 9 階段性工程實施 ....................................................................................................................................... 9 Step 1. 第一階段 ............................................................................................................................ 9 Step 2. 第二階段 ..........................................................................................................................10 Step 3. 第三階段 ..........................................................................................................................11 多 數(shù)據(jù)中心的網(wǎng)絡結(jié)構(gòu) .........................................................................................................................12 BGP 自治系統(tǒng)與 IP 地址分配 ................................................................................................ 16 BGP 自治系統(tǒng)編號 .......................................................................................................... 16 IP 地址分配 ..................................................................................................................... 16 北京數(shù)據(jù)中心 ..........................................................................................................................................17 上海數(shù)據(jù)中心 ..........................................................................................................................................17 數(shù)據(jù)中心局域網(wǎng)絡設計 ......................................................................................................... 19 數(shù)據(jù)中心局域網(wǎng)絡拓撲結(jié)構(gòu) .............................................................................................. 19 局域網(wǎng)絡設計原則 ........................................................................................................... 20 局域網(wǎng)設計說明 ............................................................................................................... 20 一級分行局域網(wǎng)結(jié)構(gòu) ........................................................................................................ 21 廣域網(wǎng)絡設計及路由策略 ...................................................................................................... 22 廣域網(wǎng)路由設計 ............................................................................................................... 22 最終階段均衡負載以及數(shù)據(jù)分流設計 ................................................................................ 24 業(yè)務流一 .................................................................................................