Communications Server

Network Administration Guide

Table of Contents

  • Figures

  • Tables

  • About This Book
  • How to Use This Book
  • Conventions Used in This Book
  • Text Conventions
  • Number Conventions
  • Where to Find More Information
  • What's New in This Book

    • Overview and Concepts

  • Chapter 1. Introducing Communications Server Functions
  • Supported Functions
  • SNA Communications Support
  • APPC/APPN
  • Advanced Peer-to-Peer Networking (APPN)
  • Programming Interfaces
  • High Performance Routing
  • SNA Data Compression
  • Discovery of Service Providers
  • Dependent LU Requester (DLUR)
  • SNA Gateway
  • AnyNet Support
  • TN3270E Server
  • TN5250 Server
  • Legacy Data Access
  • Communications Server Client Support
  • Configuration and Administration Support
  • Load Balancing
  • Data Security
  • Adapter Support
  • Data Link Control (DLC) Support
  • APPN MIB Support
  • Hot Standby
  • Entry-Level Emulator Functions

  • Chapter 2. Communications Server and SNA
  • Overview of SNA Functions
  • Data Link Control Profiles
  • Advanced Peer-to-Peer Networking
  • APPN Node Types
  • Control Points
  • Branch Extender
  • Supported Functions
  • Data Link Control (DLC)
  • Connections
  • Link Types
  • Link Definition and Activation Parameters
  • Activate at Startup
  • Activate on Demand
  • Automatic Link Retry
  • Maximum Activation Attempts
  • User Requested Reactivation
  • Link Deactivation Parameters
  • Inactivity Timeout
  • Limited Resource
  • Connection Networks
  • Other Link Parameters
  • Adjacent Node Type
  • Preferred Network Node Server
  • Solicit SSCP Sessions
  • Directory Services
  • Topology and Route-Selection Services
  • Topology Database
  • Modes
  • Class of Service
  • SNA Transmission Priority
  • Route Selection
  • Route Selection for VTAM Users
  • Intermediate Session Routing
  • High Performance Routing (HPR) Support
  • Rapid Transport Protocol (RTP)
  • Automatic Network Routing (ANR)
  • LU Support
  • SDDLU Support
  • Dependent Logical Unit Requester Support
  • LU-LU Sessions
  • LU 6.2
  • Other LUs
  • APPN Network Node and T2.1 Support
  • Data Compression
  • SNA Session-Level Compression Architecture
  • Communications Server Data Compression
  • SNA Session-Level Encryption
  • Management Services
  • Focal Points, Service Points, and Entry Points
  • Levels of SNA Management Services Architecture
  • Flow Control
  • Session-Level Pacing
  • Adaptive BIND Pacing
  • Segmenting and Reassembly
  • High Performance Routing Pacing
  • Fixed Pacing
  • Partitioning LUs among Hosts
  • SNA Gateway Support

    • Planning and Installation

  • Chapter 3. Planning for AnyNet Support
  • Configuring AnyNet SNA over TCP/IP
  • Mapping SNA Resources to IP Addresses
  • SNA over TCP/IP Gateway Considerations
  • SNA over TCP/IP Access Node Function Considerations
  • AnyNet SNA over TCP/IP Configuration Examples
  • Example 1. Running APPC or CPI-C Applications over a TCP/IP Network
  • Example 2. 3270 Emulation via DLUR over a TCP/IP Network
  • Example 3. Using an SNA Gateway to Enable 3270 Emulation Between SNA and TCP/IP Networks
  • Example 4. Using an SNA Gateway for 3270 Emulation over a TCP/IP Network
  • Example 5. 3270 Emulation from Two Windows NT Workstations on Different IP Networks
  • Helpful Hints
  • Configuring AnyNet Sockets over SNA
  • How Does Sockets over SNA Work?
  • Application Program Support Provided by Sockets over SNA
  • Planning for Sockets over SNA
  • Routing and Mapping Overview

  • Chapter 4. Planning for Client/Server Communication
  • SNA API Clients
  • Installation and Configuration
  • Lightweight Directory Access Protocol
  • Common API Client for Communications Server for Windows NT and NetWare for SAA
  • Assigning a Default Local LU
  • Assigning a Default Partner LU
  • Assigning a Default LUA Session Name
  • Client/Server Data Encryption
  • Client Server Security
  • Novell NetWare for SAA Clients

  • Chapter 5. Planning for Legacy Data Access
  • AS/400 OLE DB Provider
  • AS/400 Shared Folder Server

  • Chapter 6. Planning for HPR
  • HPR Link Characteristics
  • HPR Considerations
  • Considerations for Tuning Parameters on LAN DLCs
  • HPR Path Switch Processing

  • Chapter 7. Planning for SNA Gateway
  • Supported Connections to Workstations
  • SDLC Workstation Connections
  • X.25 Workstation Connections
  • Supported Connections to Hosts
  • Host Considerations
  • LAN Destination Address Configuration
  • Planning Gateway LU Definitions
  • Using Explicit and Implicit Connections
  • SNA Gateway Performance
  • DLUR Considerations

  • Chapter 8. Planning for TN3270E Server
  • Supported Client Workstations under TN3270E Server
  • Highlights
  • Changing the Default Port Number
  • Managing System Traffic
  • IP Filtering
  • Secure Sockets Layer (SSL) Support
  • Configuring SNA Connections
  • Pooling
  • Load Balancing of TN3270E Servers

  • Chapter 9. Planning for TN5250 Server
  • Supported Client Workstations under TN5250 Server
  • Highlights
  • Changing the Default Port Number
  • Managing System Traffic
  • Specifying Access to AS/400s with Multiple Ports
  • IP Filtering
  • Secure Sockets Layer (SSL) Support
  • Configuring the SNA Network
  • Load Balancing of TN5250 Servers

  • Chapter 10. Planning for Secure Sockets Layer-based Security
  • How SSL Security Works
  • Communications Server SSL Support
  • Configuring SSL Security
  • Server Authentication
  • Client Authentication
  • Key Management Utility
  • Changing the Password
  • Configuring SSL Using a Well-Known Trusted CA
  • Creating a Key and Certificate Request
  • Submitting a Certificate Request
  • Storing a Certificate in the Key Database
  • Configuring SSL Using an Unknown CA
  • Creating a Key and Certificate Request
  • Submitting a Certificate Request
  • Storing a Certificate in the Key Database
  • Creating a Self-Signed Certificate
  • Storing Certificates for Clients

  • Chapter 11. Planning for Load Balancing
  • Dependent LU Load Balancing
  • LU 6.2 Load Balancing
  • Planning for TCP/IP Scopes
  • Scopes and Client Server Security
  • Where Scope is Configured
  • How Scope Relates to SLP
  • Tracking the Current Load

  • Chapter 12. Planning for Backup Host Connections
  • Planning for Backup Connections Between Servers Using Hot Standby
  • Using a Production or Dedicated Backup Server for Hot Standby
  • Planning for the Complete Hot Standby Environment
  • Configuring Hot Standby on the Backup Server
  • Configuration of a Hot Standby Environment
  • Planning for Backup Connections Between Servers without Using Hot Standby
  • Planning for Backup Connections in a Single Server

  • Chapter 13. Planning for X.25
  • Possible X.25 Connections
  • X.25 Network Charges

  • Chapter 14. Configuring Host Connectivity
  • NCP Token Ring (NTRI) with VTAM and Communications Server
  • Token Ring with VTAM Switched Network and Communications Server
  • 9370 IBM Token-Ring Network Adapter and Communications Server
  • 3174 Controller and Communications Server
  • 3174 Controller VTAM PU and Communications Server
  • Ethernet with VTAM Switched Network and Communications Server
  • VTAM/NCP and Communications Server (SDLC)
  • VTAM and Communications Server (APPC)
  • VTAM and Communications Server (MPC)
  • ES/9000 and Communications Server (SDLC)
  • Host and Communications Server (DLUR)
  • NPSI and Communications Server (X.25)
  • NPSI Connections over X.25
  • VTAM/NCP and Communications Server (X.25)
  • APPC over X.25
  • AS/400 Host Line Definitions
  • AS/400 Host Controller Definitions
  • AS/400 Host Device Definitions
  • AS/400 Host Line Description and Communications Server
  • AS/400 Host Controller Description and Communications Server
  • AS/400 Twinaxial Descriptions
  • AS/400 Host Line Definitions (X.25)
  • AS/400 Host Controller Definitions (X.25 PVC)
  • AS/400 Host Controller Definitions (X.25 SVC)

  • Chapter 15. Implementing Communications Server Configurations
  • Introduction
  • Step 1. Planning for Hardware
  • Storage
  • Memory Capacity
  • CPU Speed
  • Step 2. Planning for Software Applications
  • Step 3. Creating Your Naming Conventions
  • Criteria for Naming
  • Types of Names and Their Restrictions
  • Step 4. Defining Network Addresses
  • LAN Adapter Addresses
  • SDLC Secondary Station Addresses
  • X.25 Addresses
  • Internet Addresses
  • Step 5. Selecting Configuration and Installation Tools
  • Node Configuration Application
  • Remote Configuration
  • ASCII Configuration File
  • Web Administration
  • Configuration with Template and Response Files
  • Step 6. Choosing Communications Server Features
  • Step 6.1 Planning for Application Programs
  • Step 7. Creating Configurations and Installing
  • Using Response File Configuration and Installation
  • Step 8. Creating User Materials
  • Preparing Documentation
  • Communications Server Materials and Procedures
  • Preparing Backup Procedures
  • Step 9. Maintaining Your Network

    • Controlling and Maintaining a Network

  • Chapter 16. System Management Facilities
  • Common Capabilities of System Management Facilities
  • SNA Node Operations
  • Remote Administration
  • Command Line Programs
  • Web Administration
  • SNA Node Operations ActiveX Control
  • Tivoli Plus Module
  • APPN MIB Support
  • S/390 Remote Operations Support (ROPS) for the NetView Program

    • Appendixes

  • Appendix A. Planning for Communications Server
  • Compatible Hardware
  • Communication Adapters
  • Modems
  • Session-Level Encryption Adapters
  • Emulator Software
  • Data Compression Considerations
  • Planning the Host/VTAM Connection
  • Planning for AS/400 Data Compression
  • Performance Considerations

  • Appendix B. Notices
  • Trademarks

  • Index

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