Channels and containers
The channels and containers concept is used for passing data between programs. Up to IBM IBM CICS Transaction Server (CICS TS) v1.1, the predominant concept is the communication area. The channels and containers approach provides an easy and flexible way for exchanging large amounts of structured data between CICS programs, whereas communication areas (COMMAREAs) are limited to 32 KB.
IBM CICS Transaction Server for z/VSE supports channels and containers through the EXEC CICS application programming interface (API) for ...

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