DEC 4000 600 series, Руководство пользователя, Страница: 109 / 242

Operating RZ- and RF-Series Disk Drives
Example 5–1 Setting Hardware Write-Protection Through
Firmware
>>> set host -dup dua0.0.0.0.0 -task params
Starting DUP server...
Copyright (c) 1992
Digital Equipment Corporation
PARAMS> SET WRT_PROT 1
PARAMS> WRITE
PARAMS> SHOW WRT_PROT
Parameter Current Default Type Radix
--------- ---------------- ---------------- -------- -----
WRT_PROT 1 0 Boolean 0/1
PARAMS> EXIT
Exiting...
Stopping DUP server...
>>>
To remove the console mode write-protection, repeat the above
procedure, but set the WRT_PROT value to 0.
You can verify that the device is write-protected while running
OpenVMS AXP. Enter the DCL command
show device di . A
write-protected drive will show a device status of ‘‘
Mounted
wrtlck
’’. If you enter the OpenVMS AXP command
show
device/full
, a write-protected drive will be listed as ‘‘
software
write-locked
’’.
Note
You cannot remove console mode write-protection using
the OpenVMS AXP MOUNT utility.
Operating Mass Storage Devices 5–11