CICS MRO/ISC

Objectives
On successful completion of this course, attendees will be able to:

• describe the feature available in MRO and ISC
• define the resources required for communication with remote systems
• implement transaction routing
• handle recovery situations
• implement security.

Who Should Attend
CICS Architects and Systems Programmers.
Prerequisites
Extensive experience of the architecture of CICS or attendance on the course CICS/TS Structure & Debugging Parts 1 & 2.
Duration
3 days
Course Code
MRO
Contents
Concepts
Terminology; Functions; Definitions; Implementation Overview; LU6.2 Protocols.


Resource definition
Communication with Remote Systems such as Connections, Sessions, Terminals, Profiles, Transactions, Programs, Files and Transient Data & Temporary Storage Queues.


Initialisation
SNA Flows and MRO Control Structures.


Transaction routing
Relay Programs, Implicit & Explicit Routing including Dynamic Transaction Routing and relevant control structures.


Function shipping
Programs and Transactions involved, Asynchronous Processing, Distributed Program Link.


Distributed transaction processing
Concepts, Implementation Modules, Handling States and Understanding the Finite State Machines.


Recovery
Concepts and Terminology, Potential Problems, Synchronisation Flows, Failure Types and Handling.


Security
Bind Time, Link and User


Practical
System dumps are covered throughout the course.