內容簡介

軟件定義網路（SDN）是一種新型網路架構，旨在説明網路適應快速變化的業務需求。本書全面介紹了SDN的基本概念、原理和商業應用。全書共15章，從多個方面闡釋了SDN，從SDN的由來和歷史沿革，到SDN技術的發展情況和未來走向，全面分析了SDN和OpenFlow的技術原理，分析了SDN的開原始程式碼及相關資源，並探討了SDN的應用場景、商業發展及其局限性，是一本視野廣闊的SDN參考手冊。第二版新增了網路功能虛擬化（NFV）以及新興的協定、控制器和應用模型兩章，並更新了部分技術知識。

作者介紹

Paul Goransson

是Elbrys網路的創始人和主席，目前領導公司戰略並指導公司的智慧財產權組合。他曾在安捷倫公司的先進網路技術部門和思科無線網路商業部門擔任高管。Paul曾與人合著《802.11網路安全》，並在電腦網路方面在多家期刊發表多篇文章，他還經常在技術論壇上發言。Chuck Black是Tallac網路的聯合創始人和首席軟體架構師，他擁有電腦網路領域30年的工作經驗。創業前，他一直在惠普公司的研究和開發實驗室工作，是惠普公司網路接入控制和安全方向多個網路產品的創新者和創造者，他開發了惠普軟體組織在網路管理領域的產品。在局域網的早期，他是首批行業應用中網路拓撲發現協定的作者之一。

王海

陸軍工程大學通信工程學院教授，博士生導師。負責國家自然科學基金課題4項，國家863課題1項，參與國家863課題、國家重點基礎研究發展計畫（973計畫）專案、國防973專案多項。2010年作為訪問學者赴加拿大不列顛哥倫比亞大學電子與電腦工程系從事無線組網的研究。2011年12月回國，目前主要從事無線網路與應用、認知無線網路、組網協定等相關方面研究，獲軍隊科技進步二等獎1項，三等獎6項。出版譯著多部。作為第一發明人申請國家發明專利50余項。發表論文100餘篇。

第1 章引言············································ 1
1.1 封包交換的基本術語························ 2
1.2 歷史背景······································· 4
1.3 現代資料中心································· 5
1.4 傳統交換機體系結構························ 7
1.5 自治的和動態的轉發表····················11
1.6 能提高分組轉發的智商嗎·················16
1.7 開源和技術轉變·····························17
1.8 本書的組織結構·····························18
參考文獻·············································19

第2 章為什麼需要SDN························20
2.1 交換機及控制平面的發展歷程···········20
2.2 成本············································24
2.3 SDN 意味著不斷的探索和革新··········26
2.4 資料中心的創新·····························28
2.5 資料中心的需求·····························30
2.6 結論············································32
參考文獻·············································32

第3 章 SDN 的起源·······························33
3.1 網路技術的發展歷程·······················33
3.2 SDN 的前身··································36
3.3 傳統機器向SDN 的演化···················44
3.4 軟體定義網路的誕生·······················45
3.5 維護SDN 的互通性······················47
3.6 開源軟體的積極作用·······················48
3.7 網路虛擬化···································49
3.8 我可以把自己的網路稱為SDN 嗎·······50
3.9 結論············································51
參考文獻·············································51

第4 章 SDN 的工作原理························53
4.1 SDN 的基本特點····························53
4.2 SDN 的工作原理····························56
4.3 SDN 網路設備·······························58
4.4 SDN 控制器··································62
4.5 SDN 應用程式······························· 66
4.6 替代的SDN 方法··························· 68
4.7 結論············································ 76
參考文獻············································ 76

第5 章 OpenFlow 規範·························· 78
5.1 本章使用的術語····························· 78
5.2 OpenFlow 概述······························ 79
5.3 OpenFlow V.1.0 和OpenFlow 基本概念· · 83
5.4 OpenFlow V.1.1 的新增功能·············· 94
5.5 OpenFlow V.1.2 的新增功能·············101
5.6 OpenFlow V.1.3 的新增功能·············104
5.7 OpenFlow V.1.4 的新增功能·············110
5.8 OpenFlow V.1.5 的新增功能·············113
5.9 OpenFlow 互通性的改進··············115
5.10 光傳輸協定擴展··························117
5.11 OpenFlow 的局限性······················119
5.12 結論·········································120
參考文獻···········································121

第6 章 SDN 的替代定義·······················122
6.1 開放SDN 潛在的缺點····················122
6.2 SDN-via-API ································133
6.3 SDN-via-Overlay ···························139
6.4 利用開放設備的SDN ·····················143
6.5 網路功能虛擬化····························145
6.6 各種替代方法之間的重疊與評比·······146
6.7 結論···········································147
參考文獻···········································147

第7 章新興的協定、控制器和應用模型 ···149
7.1 擴展的SDN 定義··························149
7.2 更多SDN 協定模型·······················151
7.3 更多的SDN 控制器模型·················158
7.4 更多的應用程式模型······················164
·10·
7.5 保護SDN 安全性的新方式·············· 166
7.6 P4 程式設計語言································ 168
7.7 結論·········································· 168
參考文獻··········································· 169

第8 章資料中心的SDN······················ 170
8.1 資料中心的定義··························· 170
8.2 資料中心的需求··························· 172
8.3 資料中心的隧道技術····················· 177
8.4 資料中心的路徑技術····················· 180
8.5 資料中心的乙太網矩陣·················· 183
8.6 資料中心的SDN 應用場景·············· 184
8.7 開放SDN、SDN-via-Overlay 和SDN-via-API 的比較 189
8.8 現實世界的資料中心實現··············· 191
8.9 結論·········································· 191
參考文獻··········································· 192

第9 章其他環境下的SDN··················· 193
9.1 廣域網路······································· 195
9.2 服務提供者和電信運營商網路········· 198
9.3 園區網······································· 202
9.4 酒店網路···································· 207
9.5 移動網路···································· 207
9.6 光網路······································· 209
9.7 SDN 與P2P/覆蓋網路之比較··········· 212
9.8 結論·········································· 212
參考文獻··········································· 213

第10 章網路功能虛擬化····················· 214
10.1 NFV 的定義······························· 214
10.2 我們能虛擬化些什麼···················· 216
10.3 標準········································· 218
10.4 OPNFV····································· 218
10.5 領先的NFV 供應商····················· 219
10.6 比較SDN 與NFV ······················· 219
10.7 線上網路功能············1

看更多