3Com Switch 8800 Configuration Guide Chapter 45 Device management
45-3
45.2.4 Upgrading BootROM You can use followed command to upgrade the BootROM with the BootROM program
in the Flash Memory. This configuration task facilitates the remote upgrade. You can
upload the BootROM program file from a remote end to the switch by FTP and then use
this command to upgrade the BootROM.
Perform the following configuration in user view.
Table 45-4 Upgrade BootROM
Operation Command
Upgrade BootROM boot bootrom file-url slot slot-num-list
Note:
The Switch 8800 supports master board and slave board. The two boards both have
file system. User can operate the file on the two boards. In the case user upgrade the
BootROM adopted on slave board, the file directory or URL should be started with
“slot[No.]#flash:”, the [No.] is the slave board number. For example, suppose slot 1 is
slave board, “text.txt” file URL on slave board should be “slot1#flash:/text.txt”.
When you are upgrading the BootROM on a slave board, the boot code file must be
present in the local flash.
The switch system alarms when the temperature on a slot exceeds the preset limit.
Perform the following configuration in user view.
Table 45-5 Set slot temperature limit
Operation Command
Set slot temperature limit temperature-limit slot down-value up-value
Restore temperature limit to
default value undo temperature-limit slot
The size of the flash for a main control board in a Switch 8800 is 16 MB, while the size
of current host software including the host application of service processing board
reaches over 15MB. If a compact flash (CF) card is not configured, the current flash
cannot provide enough room to save loading files. Therefore for a Switch 8800 with the