网络应用工程教程 SNA 迁移到 TCP/TP 英文版PDF|Epub|txt|kindle电子书版本网盘下载

网络应用工程教程 SNA 迁移到 TCP/TP 英文版PDF格式电子书版下载

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PART ONE Protocol interaction:Planning the subarea to IP Migration1

CHAPTER 1 SNA and TCP/IP protocol integration2

1.1 Integration at the physical layer4

1.2 Integration at the link layer4

1.3 Integration at the network layer5

1.4 Choosing the integration layer5

1.5 Choosing the backbone protocol7

CHAPTER 2 Introduction to IBM e-business solutions8

2.1 LEN and APPN9

2.2 High Performance Routing (HPR)13

2.2.1 Automatic network routing (ANR)14

2.2.2 Rapid transport protocol (RTP)16

2.3 Names in an APPN environment18

2.3.1 Network accessible unit18

2.3.2 Network identifiers18

2.3.3 Network names18

2.3.4 Network-qualified names18

2.4 Addressing in APPN19

2.4.1 Addresses in subarea networks19

2.4.2 Addresses in APPN networks19

2.4.3 Addresses in HPR networks19

2.6.1 APPN network node20

2.6 APPN node types20

2.5 Domains20

2.6.2 APPN end node21

2.6.3 LEN node22

2.6.4 Branch extender node22

2.6.5 Virtual routing node22

2.6.6 Border node23

2.6.7 HPR node24

2.7 Mixed environments24

2.7.1 APPN and subarea24

2.7.2 HPR and APPN25

CHAPTER 3 TCP/IP overview26

3.1 The beginnings and growth of TCP/IP27

3.2 TCP/IP architecture29

3.3 TCP/IP internetwork layer protocols30

3.3.1 Internet Protocol(IP)30

3.3.2 Internet Control Message Protocol(ICMP)40

3.3.3 Interfacing with the network layer40

3.4 TCP/IP transport layer protocols and interfaces41

3.4.1 Ports and sockets42

3.4.2 The sockets application programming interface42

3.4.3 User Datagram Protocol(UDP)43

3.4.4 Transmission Control Protocol(TCP)43

3.5.2 Reverse mapping45

3.5.1 Mapping domain names to IP addresses45

3.5 Domain name system45

3.6 Routing protocols46

3.6.1 Routing Information Protocol (RIP)46

3.6.2 Open Shortest Path First(OSPF)47

3.7 TCP/IP and Internet security47

3.7.1 Secure Sockets Layer(SSL)48

3.7.2 Firewalls48

3.7.3 IP Security Architecture(IPSec)51

3.7.4 Virtual private networks52

3.8.1 Resource Reservation Protocol(RSVP)53

3.8 Real-time application support and Quality of Service53

3.8.2 Quality of Service54

CHAPTER 4 SNA transport in an IP network56

4.1 Options for carrying SNA traffic over IP57

4.1.1 Data link switching57

4.1.2 AnyNet and MPTN60

4.1.3 Enterprise Extender65

4.1.4 Telnet/327067

4.1.5 Host On-Demand68

4.2 Choosing the appropriate integration mechanism and configuration70

4.2.1 AnyNet vs. DLSw vs.Enterprise Extender70

4.2.2 Telnet/327073

CHAPTER 5 Enterprise Extender76

5.1 Benefits of Enterprise Extender77

5.1.1 Failure protection77

5.1.2 Class of service78

5.1.3 Flow and congestion control78

5.1.4 Usability and cost effectiveness79

5.2 Enterprise Extender description79

5.2.1 Enterprise Extender TCP/IP protocol usage79

5.2.2 Enterprise Extender implementation80

5.2.3 A restriction to be aware of82

5.2.4 Responsive mode adaptive rated-based flow control83

5.3.1 Communications Server for OS/39084

5.3 Enterprise Extender implementation84

5.3.2 Communications Server for Windows NT87

5.3.3 Communications Server for AIX87

5.3.4 The 221X router family87

5.3.5 Cisco routers88

5.4 Planning for Enterprise Extender88

5.4.1 The IP backbone as an APPN Connection Network88

5.4.2 EE within the sysplex89

5.4.3 Connecting branches to hosts93

5.4.4 Running EE in the workstation95

5.4.5 Securing Enterprise Extender links with IPSec96

PART TWO Implementation details：A migration scenario98

CHAPTER 6 Subarea network100

6.1 Topology101

6.1.1 Data center101

6.1.2 Physical network103

6.1.3 Clients, workstations, and a Telnet server103

6.2 Preparation of the subarea network for the project104

6.2.1 Session transmission priority104

6.2.2 Prepare a model application program definition106

6.2.3 Subarea searches107

6.2.4 Buffer usage in VTAM107

6.2.5 Verify PATHTABs in NCPs108

6.2.6 Verify LU6.2 MODEs in the workstations108

6.2.7 Get current maintenance level109

CHAPTER 7 APPN and sysplex within the data center110

7.1 Planning for the move to APPN111

7.1.1 Dynamic definitions111

7.1.2 Roles and responsibilities of VTAM and NCP112

7.1.3 Naming conventions112

7.1.4 Dynamically defining switched resources113

7.1.5 APPNCOS start option and table113

7.1.6 Transmission group profiles113

7.1.7 ISTINCLM and user-defined logmode table requirements114

7.1.8 VTAM to VTAM connections114

7.2.1 Migrating our CMC hosts to ICN115

7.2 Migrating from subarea to APPN115

7.2.2 VTAM definitions for primary ICN116

7.2.3 APPN-related start options117

7.2.4 APPN COS and TG profiles117

7.2.5 CDRMS and adjacent SSCP tables118

7.2.6 Migrating our data hosts to pure ENs118

7.2.7 Topology and directory databases119

7.2.8 Checking our network status119

7.2.9 Topology121

7.2.10 Changing CTCs to MPC+ links123

7.3 Observations125

CHAPTER 8 IP network description130

8.1 Topology131

8.1.1 IP hosts and additional hardware133

8.1.2 Physical links134

8.2 VIPA138

8.3 Routing infrastructure(OSPF)140

8.3.1 Configuring OSPF140

8.3.2 Routing table displays143

CHAPTER 9 Enterprise Extender configuration146

9.1 Enterprise Extender topology147

9.2.1 TCP/IP configuration changes149

9.2.2 Defining EE on our NNs149

9.2 Configuring EE on CS for OS/390149

9.2.3 Defining EE on our ENs152

9.3 Configuring Branch Extender and EE on CS for Windows NT154

9.3.1 Configuring the MAC address154

9.3.2 Configuring the node155

9.3.3 Configuring the EEDLC port155

9.3.4 Configuring the upstream links155

9.3.5 Verification of the configuration155

9.4 Configuring EE on the routers158

9.4.1 Configuring EE on the Cisco 7507159

9.4.2 Configuring the IBM 2210163

9.5 Configuring EE on AIX168

9.5.1 AIX configuration file169

CHAPTER 10 SNI replacement174

10.1 Planning for SNI replacement175

10.1.1 APPN in your own network176

10.1.2 APPN in your partner s network176

10.1.3 Access control in your network177

10.1.4 Secure the connection177

10.2 Implementing SNI replacement177

10.2.1 Change the SNI FID4 connection to APPN EBN FID2178

10.2.2 Adding our parallel EE links182

10.3 HPR to subarea connectivity problem192

10.3.1 After EE has been implemented between branches and host193

CHAPTER 11 Performance consideration198

11.1 Areas to look at199

11.2 Session parameters199

11.3 APPN parameters200

11.4 HPR parameters202

11.5 Transmission unit size considerations203

11.5.1 Architecture203

11.5.2 Example packet trace204

11.5.3 SNA compression207

APPENDIX A VTAM definitions210

A.1 APPN VTAM definitions for host 105211

A.2 APPN VTAM definitions for host 106231

A.3 APPN VTAM defintions for host 223238

A.4 APPN VTAM definitions for host 222241

A.5 APPN VTAM definitions for host 221250

A.6 EE VTAM start list for hosts 105,106,221,222,223258

A.7 VTAM start list for Enterprise Extender260

A.8 Adjacent cluster261

A.9 TCP/IP profile for 105262

A.10 TCP/IP profile for 106267

A.11 TCP/IP profile for 221274

APPENDIX B Configuring CS for Windows NT and Pcomm280

B.1 Sample definition of CS for Windows NT Branch Extender with EE links281

B.2 Definitions for PComm 4.3291