WRKDEVBRM   / Work with Devices using BRM

WRKCTLGBRM / Work with Backup Control Groups

WRKPCYBRM TYPE(*SYS) /Work with Policies using BRMS
4. Change network group

WRKMEDIBRM     / Work with Media Information
Physical file: QA1AHS (PF) 
Logical files: QA1AHS, QA1A*HS