virtual machine, both the real and virtual addresses must refer to the
first base device address on the unit. The first base address of the
operating system in a virtual machine.
corresponding real devices.
channel-tc-channel adapters, pseudo timers, communication lines, and
devices that, while available to the
virtual transmission control unit for a multiple-access operating
system. For example: If the system requires three communication lines
from a
Before a terminal can communicate with a multiple-access system, the
terminal user must issue the DIAL command:
dial userid
dial userid
teletypewriter line and two were
to any available line as defined in the
line then belongs to the specified userid. If no lines are available or
if all lines are busy,
the connecticn. To