Equinox Systems ESP-2 MI, Руководство по установке

Страница: 17 / 24

15
Equinox ESP-2 MI Serial Hub Installation Guide
• Amount of EEPROM con fi guration memory in kilobytes
• Unit’s MAC address
• Unit’s serial number
This information cannot be modified.
To display hardware information, select Hardware Information from the Main Menu.
Displaying or Updating FLASH Memory
The Flash Update window displays information about the current images loaded in FLASH
memory. You may update the embedded application image or bootstrap image in FLASH
memory. Prior to doing a FLASH image update, you must configure a TFTP server on the
target server system and install the new FLASH image in the appropriate location, which is
usually relative to the tftp root directory.
To display FLASH image information or update an image:
1. Select Flash Update from the Main Menu.
The Application Image section includes the version number, size and internal slot number
for the Primary embedded application image. The previously installed image is maintained
as a backup; the Backup
fi eld contains its values.
The Bootstrap Image section indicates the version number, size and internal slot number
for the embedded kernel image. The previously installed image is maintained as a backup.
The Bootloader
fi eld indicates the version number and size of the bootloader image.
2. To update the application image:
a. Click the Update Application button. The Application Image Update window appears.
b. Enter the IP address of the TFTP server and the application image fi lename.
c. Click the Apply button. The update process can take up to 30 seconds to complete.
After the update completes, status will be displayed.
3. To update the bootstrap image:
a. Click the Update Bootstrap button. The Bootstrap Image Update window appears.
b. Enter the IP address of the TFTP server and the bootstrap image fi lename.
c. By default, the bootloader will only be updated if the version number of the new
image is greater than the version number currently installed.
If you want to downrev the bootloader (that is, use a previous/earlier version), enable
the
Update Bootloader Regardless of Version checkbox. It is generally recommended
that this checkbox be disabled.
d. Click the Apply button. The update process can take up to 30 seconds to complete.
After the update completes, status will be displayed.
Displaying or Changing Configurable Features
The Configurable Features window displays the current settings of the following features:
• Acquire IP address via DHCP - When enabled, the IP address is obtained via DHCP/
BOOTP. When disabled, the IP address can only be obtained directly using the UDP
protocol (espcfg or NT driver coinstaller) or via the web interface. This feature is enabled
by default.