内容简介
本版教程是一本关于计算机网络应用工程的教科书。它详细地讲述了怎样实现从一个SNA体系的子网到TCP/IP体系的移植。本版教程由两大部分11章构成，第一部分是制定从SNA子网向IP迁移的计划，主要内容包括：SNA和TCP/IP协议集成，SNA概述，TCP/IP概述，在一个IP网络中的SNA传输以及企业扩展器；第二部分是具体的移植配置，主要内容包括：子区域网络，数据中心的APPN和sysplex，IP网络说明，企业扩展器配置，SNI替换和各种性能的考虑以及两个附录。本版教程内容新、理论联系实际，讲练结合，有很强的实用性和指导性，不仅是从事网络工程的广大
目录
PART ONE Protocol interaction:Planning the subarea to IP Migration CHAPTER 1 SNA and TCP/IP protocol integration 1.1 Integration at the physical layer 1.2 Integration at the link layer 1.3 Integration at the network layer 1.4 Choosing the integration layer 1.5 Choosing the backbone protocol CHAPTER 2 Introduction to IBM e-business solutions 2.l LEN and APPN 2.2 High Performance Routing HPR 2.2.l Automatic network routing ANR 2.2.2 Rapid transport protocol RTP 2.3 Names ia an APPN environment 2.3.l Network accessible unit 2.3.2 Network identifiers 2.3.3 Network names 2.3.4 Network-qualified names 2.4 Addressing in APPN 2.4.l Addresses in subarea networks 2.4.2 Addresses in APPN networks 2.4.3 Addresses in HPR networks 2.5 Domains 2.6 APPN node types 2.6.l APPN network node 2.6.2 APPN end node 2.6.3 LEN node 2.6.4 Branch extender node 2.6.5 Virtual routing node 2.6.6 Bordernode 2.6.7 HPR node 2.7 Mixed environments 2.7.l APPN and subarea 2.7.2 HPR and APPN CHAPTER 3 TCP/IP overview 3.l The beginniags and growth of TCP/IP 3.2 TCP/IP architecture 3.3 TCP/IP intrnetwork layer protocols 3.3.1 Internet Protocol IP 3.3.2 Internet Control Message Protocol ICMP 3.3.3 Interfacing with tbe network layer 3.4 TCP/IP transport layer protocols and interfaces 3.4.l Ports and sockets 3.4.2 The sockets application programming interface 3.4.3 User Datagram Protocol UDP 3.4.4 Transmission Control Protocol TCP 3.5 Domain name system 3.5.1 Mapping domain names to IP addresses 3.5.2 Reverse mapping 3.6 Routing protocols 3.6.1 Routing Information Protocol RIP 3.6.2 Open Shortest Path First OSPF 3.7 TCPnP and Intemet secmfql 3.7.1 Secure Sockets Layer SSL 3.7.2 Firewalls 3.7.3 IP Security Architecture IPSec 3.7.4 Virtual private networks 3.8 Real-time application support and Quality of Service 3.8.1 Resource Reservation Protocol RSVP 3.8.2 Quality of Service CHAPTER 4 SNA transport in an IP network 4.l Options for carrying SNA traffic over IP 4.l.l Data link switchiag 4.1.2 AnyNet and MPTN 4.1.3 Enterprise Extender 4.l.4 Telnet/3270 4.l.5 Host On-Demand 4.2 Choosing the appropriate integration mechanism and configuration 4.2.1 AnyNet vs. DLSw vs. Enterprise Extender 4.2.2 Telnet/3270 CHAPTER 5 Enterprise Extender 5.1 Benefits of Enterprise Extender 5.l.1 Failure protection 5.l.2 Class of service 5.l.3 Flow and congestion control 5.l.4 Usability and cost effectiveness 5.2 Enterprise Extender description 5.2.1 Enterprise Extender TCP/IP protocol usage 5.2.2 Enterprise Extender implementation 5.2.3 A restriction to be aware of 5.2.4 Responsive mode adaptive rated-based fiow control 5.3 Enterprise Extender implementation 5.3.1 Communications Server for OS/390 5.3.2 Communications Server for Windows NT 5.3.3 Communications Server for AIX 5.3.4 The 221X router family 5.3.5 Cisco routers 5.4 Planning for Enterprise Extend
