Restrictions when using DPL

There are a number of restrictions on the programs that you can link to using DPL.

You should not link to programs that issue syncpoints (unless SYNCONRETURN is coded in the LINK command). See Taking syncpoints.

Because there is no terminal involved, you should not link to programs that issue:

For DPL between any combination of CICS® products, the maximum recommended length of a communications area is 32500 bytes.

Related concepts
Introduction to DPL
Why use DPL?
Synchronization
DL/I and SQL databases
Abends when using DPL
Related reference
CICS product communication support
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