【正文】 .............................................................. 6 可靠性和自愈能力 .......................................................................................................... 7 擁塞控制與服務質量保障 .............................................................................................. 7 網(wǎng)絡的擴展能力 ............................................................................................................... 7 與其他網(wǎng)絡的互聯(lián) .......................................................................................................... 8 通信協(xié)議的支持 ............................................................................................................... 8 網(wǎng)絡管理與安全體系 ...................................................................................................... 8 第 2章 主干技術選擇 ........................................................................................................................ 8 各種寬帶技術 ........................................................................................................................... 8 千兆以太網(wǎng) (GIGABIT ETHERNET， GE)............................................................................ 9 GE 與其他寬帶技術的比較 ..................................................................................................... 9 第 3章 廣州市 XX 集團智能小區(qū)網(wǎng)絡系統(tǒng)解決方案 ................................................................10 設計思想 ..................................................................................................................................10 廣州市 XX 集團智能小區(qū)網(wǎng)絡系統(tǒng)組網(wǎng)方案 ...................................................................10 網(wǎng)絡拓撲結構 .................................................................................................................10 網(wǎng)絡主干 — 多層交換機 ................................................................................................ 11 核心路由器 ..................................................................................................................... 11 網(wǎng)絡主干 — 二級機房交換機 ........................................................................................ 11 用戶接入 .........................................................................................................................12 主要網(wǎng)絡設備性能及技術說明 ............................................................................................12 Catalyst6000 家族 ...........................................................................................................12 Catalyst4000 家族 ...........................................................................................................15 網(wǎng)絡管理及安全性建議：政策網(wǎng)絡 ....................................................................................25 網(wǎng)絡增值業(yè)務 .........................................................................................................................25 網(wǎng)絡系統(tǒng)擴充方案 .................................................................................................................25 第 4章 方案特點和優(yōu)點 ..................................................................................................................26 業(yè)務特點 ..................................................................................................................................26 高可用性 ..................................................................................................................................26 廣州 XX 集團智能小區(qū)網(wǎng)絡系統(tǒng)解決方案 4 金 2021 年 10月 廣泛使用的產(chǎn)品 .....................................................................................................................26 DEBUG/診斷功能 ...........................................................................................................26 網(wǎng)上鄰居功能 .................................................................................................................26 千兆通道技術可實現(xiàn)高效的并行鏈路傳輸 ...............................................................26 快速鏈路恢復技術 ...................................................................................................................26 網(wǎng)絡端口分析功能 ...................................................................................................................26 安全性 ........................................................................................................................................27 第 5章 技術支持和技術服務 — CISCO ........................................................................................27 CISCO 全天熱線技術支持 (TAC)..........................................................................................27 CISCO 先期硬件更換服務 (RMA) ........................................................................................28 軟件升級 ..................................................................................................................................28 CISCO 電子技術支持系統(tǒng) (CCO) .........................................................................................28 第 6章 技術支持和技術服務 — XX 科技有限公司 ......................................................................29 工程施工及管理 .....................................................................................................................29 網(wǎng)絡工程管理方法 ........................................................................................................29 系統(tǒng)技 術支持服務 .................................................................................................................29 網(wǎng)絡工程施工 .................................................................................................................29 網(wǎng)絡安裝概要 .................................................................................................................30 網(wǎng)絡的維護和技術服務 .........................................................................................................30 技術培訓 .................................................................................