【正文】 .............................................................................................21 邊緣接入設(shè)備 .......................................................................................................21 遠(yuǎn)程撥號(hào)服務(wù)器 ...................................................................................................21 防火墻 ..................................................................................................................22 網(wǎng)絡(luò)監(jiān)控及過濾設(shè)備 ............................................................................................22 4 服務(wù)器及應(yīng)用軟件配置 ...........................................................................................23 數(shù)據(jù)庫服務(wù)器 .......................................................................................................23 WEB 服務(wù)器、 DNS 服務(wù)器 ..................................................................................23 代理服務(wù)器、 FTP 服務(wù)器 ....................................................................................24 Email 服務(wù)器 .........................................................................................................24 認(rèn)證服務(wù)器 ...........................................................................................................24 網(wǎng)管服務(wù)器 ...........................................................................................................25 系統(tǒng)管理服務(wù)器 ...................................................................................................25 開發(fā)及維護(hù) ...........................................................................................................25 中小學(xué)教育信息網(wǎng)的系統(tǒng)及 網(wǎng)絡(luò)管理方案 .......................................................................26 系統(tǒng)及網(wǎng)絡(luò)管理的職能目標(biāo) ...................................................................................26 網(wǎng)絡(luò)管理模式的確定原則 .......................................................................................26 分布式網(wǎng)絡(luò)管理模式 ............................................................................................27 服務(wù)級(jí)網(wǎng)管模式 ...................................................................................................27 系統(tǒng)管理方案 ............................................................................................................27 5 中小學(xué)教育信息應(yīng)用系統(tǒng)概覽 .........................................................................................................28 網(wǎng)絡(luò)通訊系統(tǒng) .........................................................................................................................28 計(jì)算機(jī)、網(wǎng)絡(luò)教學(xué)系統(tǒng) ........................................................................................................28 學(xué)校日常管理系統(tǒng) .................................................................................................................28 圖書文獻(xiàn)、情報(bào)、資料系統(tǒng) ................................................................................................29 基于 IC 智能卡學(xué)生應(yīng)用系統(tǒng) .............................................................................................29 網(wǎng)上學(xué)校教學(xué)與管理系統(tǒng) ....................................................................................................29 運(yùn)作原理 ....................................................................................................................30 模塊介紹 ....................................................................................................................30 系統(tǒng)服務(wù)業(yè)務(wù)流程 ....................................................................................................33 系統(tǒng)結(jié)構(gòu)圖 ................................................................................................................34 數(shù)據(jù)庫管理 ................................................................................................................34 6 技術(shù)重點(diǎn)和難點(diǎn) ..................................................................................................................................36 網(wǎng)絡(luò)互聯(lián) .................................................................................................................................36 現(xiàn)狀和需求 ................................................................................................................36 解決方案 ....................................................................................................................36 補(bǔ)充建議 ....................................................................................................................36 備份與容錯(cuò) .............................................................................................................................37 需求分析 ....................................................................................................................37 解決方案 ....................................................................................................................37 安全性 ......................................................................................................................................38 需求分析 ....................................................................................................................38 解決方案 ....................................................................................................................38 分節(jié)點(diǎn) ..................................................................................................................39 中心節(jié)點(diǎn) ..............................................................................................................39 補(bǔ)充建議 ..............................................................................................................40 7 系統(tǒng)實(shí)施 ...............................................................................................................................................41 5 實(shí)施計(jì)劃、進(jìn)度、節(jié)點(diǎn)目標(biāo) ................................................................................................41 質(zhì)量保證措施 .........................................................................................................................41 技術(shù)支持、系統(tǒng)管理及維護(hù)、人員培訓(xùn) ...