1. Introducing BEA eLink TCP for CICS
BEA eLink TCP for CICS Architecture
BEA eLink TCP Functionality
Domains-based Gateway Connectivity
Security
Domain Name Server Support
Dynamic Configuration
BEA eLink TCP for CICS Components
The eLink TCP for CICS Handler
The eLink TCP for CICS Application Handler
The eLink TCP for CICS Pre-requester
The eLink TCP for CICS Requester
IBM TCP/IP Sockets Interface
Using Other Supported TCP/IP Sockets Products
IBM User Maintained Tables (UMT)
IBM TCP/IP Sockets for CICS Supplied Listener
Processing Scenarios
Requests from within a BEA TUXEDO Domain
Requests from within CICS
Getting Started with eLink TCP for CICS
Starting the Listener Program
Running BEA eLink TCP for CICS
Initializing the Handler
Processing Remote Service Requests
Shutting Down the Handler
Using BDWN to Shut Down the Handler
Starting the Requester Program
Processing eLink TCP for CICS Originated Service Requests
Shutting Down the Requester
Using BDWN to Shut Down the Requester
How eLink TCP for TUXEDO Translates Data
BEA TUXEDO Terminology
Data Translation Rules
Strings and Numeric Data: A Closer Look
Including NULL Characters in String Length Calculations
Converting Numeric Data
3. Configuring the eLink TCP Security
Service Request Processing with Security
Security Checking from UNIX to Mainframe
Security Checking from Mainframe to UNIX
Setting Up Security for eLink TCP for CICS
Securing User Connections
Securing Inbound Services
Securing Outbound Connections from CICS to UNIX
Securing Outbound Connections from CICS to CICS
Securing Outbound Connections from CICS to IMS
Securing Outbound Services
Menu Navigation
The Main Menu
Usage
The Connection Screens
PF Keys
Update Connection Screen (C2)
Fields
Inquire Connection Screen (C3)
Fields
Browse Connection Screen (C5)
The Requester Screens
PF Keys
Insert Requester Screen (R1)
Fields
Update Requester Screen (R2)
Fields
Inquire Requester Screen (R3)
Fields
Delete Requester Screen (R4)
Fields
Browse Requester Screen (R5)
The Outbound Service Information Screens
PF Keys
Insert Outbound Service Information Screen (S1)
Fields
Update Outbound Service Information Screen (S2)
Fields
Inquire Outbound Service Information Screen (S3)
Fields
Delete Outbound Service Information Screen (S4)
Fields
Browse Outbound Service Information Screen (S5)
The User Connection Account Screens
PF Keys
Insert User Connection Account Screen (U1)
Fields
Update User Connection Account Screen (U2)
Fields
Inquire User Connection Account Screen (U3)
Fields
Delete User Connection Account Screen (U4)
Fields
The Browse User Connection Account Screen (U5)
The Inbound Service Information Screens
PF Keys
Insert Inbound Service Information Screen (I1)
Fields
Update Inbound Service Information Screen (I2)
Fields
Inquire Inbound Service Information Screen (I3)
Fields
Delete Inbound Service Information Screen (I4)
Fields
The Browse Inbound Service Screen (I5)
The Handler Configuration Screens
PF Keys
Update Handler Configuration Screen (H2)
Fields
Inquire Handler Configuration Screen (H3)
Fields
Dynamically Configuring eLink TCP for CICS
Modifying Outbound Services
Modifying User Connection Accounts
Modifying Connections
Deleting Requester LMIDs
Administering the Gateways
5. Programming BEA eLink TCP for CICS
Client Application Considerations
Buffer Layout Issues
Making Calls from a CICS Client Program
Examples
Error Handling
Gateway Errors
MVS or CICS Errors
Application Errors
Server Application Considerations
Programming Services with a Response
Programming Services without a Response
Modifying the Length of the Return Message
Modifying Return Message Lengths for C Programs
Modifying Return Message Lengths for COBOL Programs
A. Error and Informational Messages
Messages Returned to the Remote Gateway
Messages Written to the eLink TCP for CICS Log
Codes Returned to a CICS Client Program
Informational Process Messages
Data Field Error Messages
System Error Messages
BEA eLink TCP for CICS Document Information
Copyright information
Organization
Documentation Conventions
Documentation Support
Customer Support