When work with CA 2E, very often you would need to check installed versions/levels of CA 2E and related components.
This article gives the commands for checking the versions.
CA 2E
All Supported Operating Systems
The following commands will provide the CA 2E and related components release information
DSPDTAARA YRLSNBRRFA - Release level of 2E
DSPDTAARA YFIXNBRRFA - Fix level of 2E
DSPDTAARA YW2EINZRFA - Release level of Web Option
DSPDTAARA YW2EFIXRFA - Fix level of Web Option
DSPDTAARA ISVERSION - Release level of CM (2E version)
DSPDTAARA IMVERSION - Release level of CM (Implementer version)
For CA 2E 8.7.1 and higher, you would need to set the model library list and then run the commands.
Managing the Model Library Lists