【正文】 三門峽水利樞紐局辦公網(wǎng)設(shè)計(jì)方案鄭州***網(wǎng)絡(luò)科技有限公司 2022 年１０月 第一章 網(wǎng)絡(luò)系統(tǒng)結(jié)構(gòu)設(shè)計(jì) ........................................................................................................4公司背景 ........................................................................................................................................4現(xiàn)狀及需求分析 ............................................................................................................................4第二章 網(wǎng)絡(luò)總體設(shè)計(jì) ......................................................................................................................6網(wǎng)絡(luò)改造方式 ................................................................................................................................6企業(yè)主干網(wǎng)分析 ........................................................................................................................6拓?fù)浣Y(jié)構(gòu): ......................................................................................................................................6網(wǎng)絡(luò)結(jié)構(gòu) ....................................................................................................................................7第三章 設(shè)備選型 ..............................................................................................................................8核心層/分布層設(shè)備 ......................................................................................................................9接入層設(shè)備 ....................................................................................................................................9結(jié)論 ..............................................................................................................................................10第四章 網(wǎng)絡(luò)的規(guī)劃 ........................................................................................................................11實(shí)用性設(shè)計(jì) ..................................................................................................................................11開放性設(shè)計(jì) ..................................................................................................................................11可靠性設(shè)計(jì) ..................................................................................................................................11安全性設(shè)計(jì) ..................................................................................................................................12先進(jìn)性設(shè)計(jì) ..................................................................................................................................12可擴(kuò)展設(shè)計(jì) ..................................................................................................................................13IP 的地址規(guī)劃 .............................................................................................................................13路由策略 ..................................................................................................................................13企業(yè)網(wǎng)絡(luò) VLAN 的實(shí)現(xiàn) ............................................................................................................14第五章 遠(yuǎn)程接入 ............................................................................................................................14使用 DDN 專線實(shí)現(xiàn)總部與分支機(jī)構(gòu)互連 ...............................................................................14用 IPSEC VPN 實(shí)現(xiàn)總部與移動(dòng)辦公、家庭辦公互連 ............................................................15VPN 特點(diǎn) .................................................................................................................................15方案優(yōu)勢(shì)/特點(diǎn) ............................................................................................................................15第七章 培訓(xùn) ....................................................................................................................................15培訓(xùn)目的 ......................................................................................................................................15培訓(xùn)方式 ......................................................................................................................................16第八章 售后服務(wù)與技術(shù)支持 ........................................................................................................16電話支持服務(wù)（7*24 小時(shí)） .....................................................................................................16遠(yuǎn)程撥入分析 ..............................................................................................................................17現(xiàn)場(chǎng)支持服務(wù) ..............................................................................................................................17系統(tǒng)預(yù)防性定期維護(hù)服務(wù) ..........................................................................................................17產(chǎn)品介紹 ......................................................................................................................................19Catalyst 6500 系列 ..................................................................................................................19Catalyst 356048 交換機(jī) .........................................................................................................23Catalyst 2950 交換機(jī) ..............................................................................................................24Cisco Secure PIX 525 防火墻 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