March 2003
Intermediate to advanced
282 pages
9h 13m
English
book
IMS in the Parallel Sysplex Volume I: Reviewing the IMSplex Technology
by Jouko Jantti, Juan Jesœs Iniesta Mart’nez, Knut Kubein, Bill Stillwell, Gary Wicks
Content preview from IMS in the Parallel Sysplex Volume I: Reviewing the IMSplex Technology
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Chapter 10. Introduction to IMSplex connectivity 237
Figure 10-5 General flow of synchronous APPC or OTMA transactions with shared queues
IMS MSC FICON™ CTC support
The multiple systems coupling (MSC) feature of IMS provides a reliable, high bandwidth
host-to-host communications between IMS systems. One choice for the physical host-to-host
connection is to define the MSC to utilize the channel-to-channel (CTC) hardware support.
On z/Series 900 processors, CTC bandwidth can be enhanced by implementing the S/390
Fiber Connection (FICON) channel support for CTCs. This FICON support could be
significantly faster than the Enterprise System Connection ...
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