This parameter is not implemented for Version 7.
Specify a valid VTS Group Manager (TPVM) name to use for all accesses to VTS-TSRs in this jobstep. The name must be pre-defined, and can be up to eight characters in length.
The delivered default is null which maps to the compat VTS Group Manager.
This option applies to the TSR created by this region/job and all users accessing it.