134Integrating Backup Recovery and Media Services and IBM Tivoli Storage Manager
7.1 Installing prerequisite software for a BRMS software
installation
Before you install BRMS software on your iSeries, you should install Option 18, Media and
Storage Extensions (MSE), of the operating system (5722-SS1). BRMS uses MSE to
communicate with OS/400 about media operations that involve tape drives and tape libraries.
To install MSE, follow these steps:
1.Sign on as QSECOFR or with a user profile with this authority.
2.Enter the Display System Value (DSPSYSVAL) command to check the following system
values:
–QALWUSRDMN set to *ALL
–QSYSLIBL including ...
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