IBM MQ Administration for z/OS with Multi-Platform Environments

What you will learn

On successful completion of this course you will be able to:

• understand the concepts of Queues, Queue Managers and MQ messages
• describe IBM MQ program design considerations and the MQI
• explain triggering, syncpoints and message grouping and segmentation
• discuss Distributed Queuing enablement
• understand and describe Clustering
• define and manage MQ objects such as queues and channels using MQ script commands and the MQ Explorer
• set up triggered queues
• establish distributed queuing channels both directly to an adjacent Queue Manager and indirectly through one or more intermediate Queue Managers
• inspect and process messages on the Queue Manager's dead letter queue
• troubleshoot distributed queuing problems
• implement a basic MQ cluster
• create connections between an MQ client and an MQ Queue Manager using both an environment variable and a client channel connection table
• navigate the MQ file system and identify running MQ processe
• outline the principles of MQ logging and units of work
• rebuild a damaged queue
• review the security mechanisms available to the distributed implementations of IBM MQ
• monitor an MQ system using a range of monitoring tools
• describe how publish/subscribe differs from traditional point-to-point queuing
• test a simple publish/subscribe implementation
• compare the z/OS implementation of IBM MQ with the distributed implementations of IBM MQ.

Who Should Attend

All those responsible for administering IBM MQ in multi-platform environments.

Prerequisites

An understanding of distributed computing environments, as well as skills in IBM z/OS.

Duration

5 days

Fee (per attendee)

£2675 (ex VAT)

This includes free online 24/7 access to course notes.

Hard copy course notes are available on request from rsmshop@rsm.co.uk

at £50.00 plus carriage per set.

Course Code

MQD9

Contents

Basic Messaging Concepts

Islands of information and IBM MQ; What's in a name?; Software layers; IBM MQ features; Wide platform coverage; The MQI - a common application programming interface; Time independent or asynchronous processing; Assured message delivery; Support of different application styles; MQ - some comparisons: Queues, Messages, MQPUT, MQGET; Queue managers and database managers; A significant difference between queues and database tables...; Messages and queues; Shared queues; The Queue Manager; Basic message structure; Asynchronous messaging; Synchronous messaging; Multiple requesters, one responder; Parallel messaging; Re-using MQ application processes as business objects; Meshed business objects; Remote messaging (distributed queuing); MQ clients.

Queue Managers, Queues and Messages

Queue types; Local queues; Alias queues; Model and dynamic queues; Remote queues; The Message Descriptor; Datagram message type; Request/Reply messages; Report messages - COA; Report messages - COD; Message priority; Message-id and correlation-id; Message retrieval by message or correlation id; Using Msgid and CorrelIid; Message persistence; Message persistence - logging; Circular logging in distributed MQ; Linear logging in distributed MQ; Message expiry; Message expiry usage; Message translation - encoding; Message translation - coded character set.

The MQI, Triggering and Syncpoints

The MQI layer; The MQI - language Interfaces; The MQI calls; Program preparation; Load Module structure; MQCONN; MQCONN sample call; MQOPEN; MQOPEN sample call; MQPUT; MQPUT sample call; MQGET; MQGET sample call; MQCLOSE; MQCLOSE sample call; MQPUT1; MQDISC; MQDISC sample call; Triggering - why?; Using triggering; Triggering overview; Trigger message contents; Syncpoint control; MQCMIT; MQGET under syncpoint control; Syncpoints and non-resource managed objects; Recovery co-ordination without a transaction manager; MQ recovery co-ordination of XA compliant resource manager(s); Recovery with a transaction manager; A distributed business transaction without MQ; A distributed business transaction with MQ; Message grouping and segmentation.

MQ Distributed Queuing - Overview

Distributed queuing components; Remote queues; Transmission queues; Message Channel Agents; MCA configuration; Channel types; Triggering channels; Dead letter queues; Client/server or MQI channels; Setting up a client/server channel; MQ clustering; Cluster resilience; Choosing the target instance of a cluster queue.

MQ Administration

Installing MQ; Administration mechanisms; Control commands; MQSC (MQ script) commands; Runmqsc: displaying Queue Manager properties; Runmqsc: displaying queue properties; MQ Explorer: looking at Queue Managers; MQ Explorer: looking at queues and channels; z/OS ISPF panels: looking at queues; Instrumentation events.

IBM MQ Additional Features

MQ Publish/Subscribe; A classic example; Types of publications; State publications; Event publications; Adding business processes as subscribers; MQ Telemetry Transport (MQTT); MQ Managed File Transfer.

Configuration - Overview

Overview; Command interfaces; Creating Queue Managers; Starting Queue Managers; Stopping Queue Managers; Deleting Queue Managers; Command interfaces; RUNMQSC; STRMQMADM; PCF commands; Practical session 1 - creating a new default queue manager; IBM MQ object definition; Types of object; The Queue Manager object; The QLOCAL object: MQSGDLVSEQ, sharing, DEFPSIST, DISTL, sample commands; The QMODEL object: usage, sample commands; The QALIAS object: usage, sample commands; The NAMELIST object: usage, sample commands; DISPLAY names or information on queues; The AUTHINFO object; AMQSGET - sample session; Practical session 2 - managing IBM MQ objects.

Configuration - Triggering

Using MQ Explorer; Triggering; Why trigger?; What the Queue Manager does; Objects required for triggering; The initiation queue; The trigger monitor; The process object; Triggering the application queue; triggering: simplified walkthrough, detailed walkthrough; Triggered sample programs; Using the sample programs; Sample session; Practical session 3 IBM MQ triggering.

Distributed Queuing

Basic distributed messaging; Distributed queuing components; Transmission queues; Transmission queue headers; Remote queues; Specifying a transmission queue for a qremote; Message Channel Agents; Configuring channels; Types of channel; Sample MCA definition; Starting channels; The listener; Triggering channels; Channel batches; The Dead Letter Queue; Multi-hopping; Using a default transmission queue; The Queue Manager alias; Multi-hopping using a Queue Manager alias; How a receiving MCA processes incoming messages; Channel exits - security; Secure Sockets Layer (SSL) - 'Handshake'; Queue Manager Secure Sockets Layer (SSL) attributes; Channel attributes Secure Sockets Layer (SSL); Channel exits - message, send and receive; The Message exit; The Send exit; Resolving channel problems; Practical session 4 - configuring distributed queuing; Clustering Queue Managers; Why cluster?; What is a cluster?; Cluster objects; Cluster Queue Manager roles; Defining full repositories; Defining partial repositories; Cluster workload balancing; Overlapping clusters; Practical session 5 - implementing a cluster; The MQ client; Client structure; Client code installation; Client configuration; Queue Manager grouping; Practical session 6 - implementing clients.

Introduction to Clustering

What is an MQ cluster?; What an MQ cluster is not; Cloned application services; Continuous putting; Scalability; Cluster components; Reduced administration; Joining a Queue Manager to a cluster; Definition through use; Disseminating cluster information; Cluster information message contents; Retention of information in repositories; Dynamically created reply to queues; Basic cluster configuration; Cluster administration commands.

Implementing an MQ Client

MQClient structure; MQClient installation; MQClient configuration; MQClient - grouping Queue Managers.

Queue Sharing Groups

What is a queue sharing group; Rules and size limitations; Advantages; DB2 Utility (CSQ5PQSG).

SSL

Public key encryption - principle; Public key encryption - capabilities; Digital certificates; Secure Sockets Layer; Authentication and Authorisation; Authentication; Authorisation; The MCAUSER parameter and channel authentication records; Configuring IBM MQ for SSL; IBM Key Management; Key repository location - Queue Managers; Key repository location - Clients; Channel definition parameters for SSL; SSLSIPH; SSLPEER; SSLCAUTH; Secret key reset; Access to Certificate Revocation Lists.

IBM MQ System Management

IBM MQ Architecture; Functional architecture; MQ processes; MQ components; Queue manager manual stop; Manual Queue Manager deletion; MQ directory structure; The MQS.INI file; The QM.INI file; Logging and recovery; Message persistence; Logs; Circular logging; Linear logging; Message recovery; Dumping the log; Transaction support; Syncpoint control; Recovery co-ordination: with manager, without manager; MQ Recovery co-ordination of XA compliant resource manager(s); Accounting: Accounting Messages, Statistics Messages, Display accounting information; Practical session - logging and recovery; Practical session 8 - Statistics and Accounting.

Monitoring MQ

Montioring MQ; Instrumentation events; Types of instumentation event; Accounting and statistics; Application activity trace; mqat.ini example; Real-time monitoring; Real-time monitoring attributes; Displaying real-time monitoring information; Queue and channel monitoring examples; Display route information (dspmqrte); dspmqrte examples.

MQ Security Overview

Introduction to MQ security; Security concepts; Authentication and authorisation; Channel authentication records; Channel access blocking points; Channel authentication examples; Connection authentication; Setting up connection authentication; Channel exits - security; Channel exits - message, send & receive; Access control: the OAM (Object Authority Manager); OAM authorisations; Setmqaut examples; SET AUTHREC examples; Explorer examples; Distributed queuing, user IDs, authorisation and MCAUSER; Advanced Message Security (AMS).

Publish and Subscribe

A classic example; Types of publications; State publications; Event publications; Adding business processes as subscribers; Topic strings and the topic tree; The topic tree and topic objects; The topic tree and authorisation; Defining topics; Displaying topic status; Types of subscription; MQI Extensions; Testing publish/subscribe; Distributed publish/subscribe; Hierarchies and clusters; Proxy subscriptions in clusters.

MQ Versions

WebSphere MQ V7.0.1 Enhancements; WebSphere MQ V7.1 Enhancements; WebSphere MQ V7.5 Enhancements; IBM MQ V8.0 Enhancements; IBM MQ V 9.0 Enhancements.

Comparing Distributed & z/OS

Implementations; Installation; Storage (Distributed); Storage (z/OS); Shared Queues (z/OS); Extra Features; Application Programming; Object definition; Object attributes - Queue Manager; Object Attributes - Queues and Channels; Queue Manager operations; Intercommunication and clusters; Security; Commands; Monitoring; Problem Determination; Backup; High Availability.