Defining compatible IMS and CICS nodes

To define IMS-CICS® ISC links, you should understand the relationship between the way remote systems and sessions are defined in CICS and the way they are defined in IMS.

Resource Definition Online (RDO) terms are used in the following explanation of the compatibility requirements. For the equivalent macro-level operands, see Defining IMS-CICS LU 6.1 links.