H3C LS-3100-52P-OVS-H3 Operation Manual - page 1617
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In addition, you need to set the Boot ROM access password when you enter the Boot ROM menu for
the first time to protect the Boot ROM against operations of illegal users.
You can use the display startup command to view the status of the Boot ROM access function. For the
detailed description of the display startup command, refer to File System Management in the System
Volume.
Follow the step below to disable Boot ROM access:
To do…
Use the command…
Remarks
Disable Boot ROM access
undo startup
bootrom-access enable
Required
By default, Boot ROM access is enabled.
Available in user view
Upgrading Boot ROM
During the operation of the device, you can use the Boot ROM in the storage media to upgrade those
that are running on the device.
Since the Boot ROM programs of the member devices vary with devices, users are easily confused to
make mistakes when upgrading the Boot ROM. After the validity check function is enabled, the device
will strictly check the Boot ROM upgrade files for correctness and version configuration information to
ensure a successful upgrade.
Follow these steps to upgrade Boot ROM:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enable the validity check
function when upgrading Boot
ROM
bootrom-update
security-check enable
Optional
By default, the validity check
function is enabled at the time
of upgrading Boot ROM.
Return to user view
quit
—
Upgrade the Boot ROM
program on a member
device(s)
bootrom update file file-url
slot slot-number-lis
Required
Available in user view.
Restart the device to validate the upgraded Boot ROM.
Configuring a Detection Interval
When detecting an exception on a port, the operation, administration and maintenance (OAM) module
will automatically shut down the port. The device will detect the status of the port when a detection
interval elapses. If the port is still shut down, the device will recover it.
Follow these steps to configure a detection interval: