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442   VM/HSC 6.0 System Programmer’s Guide
1st ed., 6/30/04 - 312579601
Mount
Command
SUBpool, 
SCRTCH, 
PRIVAT
Yes
No
No
Mounts scratches that match 
the MEDia.  If a SUBpool is 
supplied, a cartridge that 
matches MEDia within the 
subpool is mounted.
TAPEREQ Control 
Statement 
Various Job 
Criteria 
Yes
Yes
Yes
Processes which use this 
control statement correlate 
the MEDia, MODel, and 
RECtech parameters 
supplied by TAPEREQ to 
their definitions. The 
definition of MEDia is taken 
from either the VOLATTR 
control statement or the 
CDS. RECtech or MODel is 
taken from either 
UNITATTR control 
statements or eligible 
transports. For example, a 
volume has a known MEDia, 
so a transport must be found 
that matches the MEDia.
RECtech or MODel aid 
transport selection when 
they match the MEDia. If 
MEDia is not supplied for a 
nonspecific request, then 
RECtech or MODel, when 
supplied, aid in defining 
which MEDia and 
subsequent volume is 
selected, provided that there 
are eligible transports with 
the RECtech or MODel 
attribute. 
Sometimes incompatibilities 
occur because of improper 
control statement 
definitions. When this 
happens, messages or 
unexpected results can 
occur. 
UNITATTR Control 
Statement 
N/A 
No 
No 
Yes 
The transport model, which 
implies transport 
capabilities, and network 
information is defined by 
this control statement. Lists 
are used to define a pool of 
transports from which to 
select. 
Table 29.  MEDia, RECtech, and MODel Cross-reference (Continued)
Name
Type
Related 
Parameters
MEDia
RECtech
MODel
Description