【正文】 部分，成為政府施政、企業(yè)管理、商家經(jīng)營的主要平臺，成為人與人之間進行溝通的主要方式。 關(guān)鍵詞：需求分析， ADSL 接入， ADSL 實施，網(wǎng)絡(luò)測試 Abstract With the rapid development of Inter, egovernment,the rapid rise of emerce, human beings are at an unprecedented rate into the information society, into the Inter age. The traditional ideas,work a huge impact on the modern enterprise pose serious challenges,puter works are increasingly being an essential human activities as part of the government administration,business management,business management major platform,munication between people to bee the main to bee increasingly large,plex puter works to implement effective management is increasingly being thegovernment, enterprises, service providers and work operators business concerns,the construction pany intra access to the industrial modernization of health sign, its importanteffects bee increasingly apparent. In this paper, Hongxing of the actual work construction pany needs access to the intrafor the planning and implementation. First Star Construction Company on the macro user 2 needsand technical requirements for a detailed analysis,and access to the currently popularapproach to the analysis and parison, select a demand for the pany and economic costs of ADSL access, then the ADSL connection into the way of a specific implementation, and finally tested on the work and maintenance. Keywords:requirements analysis, ADSL access, ADSL implementation, work testing 目 錄 摘要 ................................................................................................................................................. 1 Abstract ........................................................................................................................................... 1 目 錄 ............................................................................................................................................. 2 第１章 需求分析 ........................................................................................................................... 4 設(shè)計目標 ........................................................................................................................... 4 總體需求 ........................................................................................................................... 4 項目概述 ................................................................................................................ 4 用戶需求 ................................................................................................................ 5 技術(shù)需求 ................................................................................................................ 5 設(shè)計原則及設(shè)計目標 ....................................................................................................... 5 第二章 網(wǎng)絡(luò)接入設(shè)計 ................................................................................................................... 7 網(wǎng)絡(luò)接入分析 ................................................................................................................... 7 XDSL ..................................................................................................................... 8 HFC ...................................................................................................................... 11 ISDN ................................................................................................................... 12 ADSL.................................................................................................................... 12 以太網(wǎng) 接入 ......................................................................................................... 13 Cable Modem 接入 .............................................................................................. 13 DDN 接入 ............................................................................................................ 14 接入比較與選擇 ............................................................................................................ 14 3 接入比較 ............................................................................................................. 15 接入方式選擇 ...................................................................................................... 17 ADSL 優(yōu)缺點 ....................................................................................................... 17 ADSL 應(yīng)用方式的選擇 .................................................................................................. 19 第 3 章 ADSL 安裝與實施 ......................................................................................................... 20 設(shè)備選型 ......................................................................................................................... 20 方案實施 ......................................................................................................................... 21 IP 地址規(guī)劃 .................................................................................................................... 22 ADSL Modem ................................................................................................................. 23 第 4 章 網(wǎng)絡(luò)測試和維護 ............................................................................................................. 25 網(wǎng)絡(luò)測試 ......................................................................................................................... 25 網(wǎng)絡(luò)維護 .........................................................................................................