October 2011
Intermediate to advanced
510 pages
18h 48m
English
book
IBM IMS Version 12 Technical Overview
by Paolo Bruni, Isabelle Bruneel, Angie Greenhaw, Dougie Lawson, Jorge Alberto Luz Ribeiro, Egide Van Aershot
Content preview from IBM IMS Version 12 Technical Overview
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126 IBM IMS Version 12 Technical Overview
4.2 OTMA ACEE reduction for multiple OTMA clients
By using the OTMA Access Control Environment Element (ACEE) reduction for multiple
OTMA clients capability introduced in IMS 12, you can create, share, and cache a single
ACEE associated with a Resource Access Control Facility (RACF) user ID, regardless of the
instances of the OTMA member clients (TMEMBER). It also reduces the maximum ACEE
aging value, and implements a rule to always take the lowest value when there are multiple
clients. This function helps in reducing storage use and improves security.
4.2.1 Overview of OTMA enhancement
The OTMA enhancement ...
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