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Lantronix 900-422 ユーザーズマニュアル

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10: Firmware Upgrades 
 XPress DR+ User Guide 
69 
Figure 10-1. TFTP Window 
 
After the firmware has been loaded and stored, which takes approximately 8 seconds to 
complete, the unit performs a power reset.  
Using TFTP: Command Line Interface 
To download new firmware from a computer: 
1.   Enter the following from a TFTP command line interface: 
 
tftp –i <ip address> put <local filename> <destination file name>
 
The following examples demonstrate the TFTP command sequence to download the 
.ROM file and the .COB file:
 
tftp –i 192.168.1.111 put xdrpl_6100.rom R1 
tftp –i 192.168.1.111 put xdrpl
_webm_1402.cob
  WEB4
 
2. In 
the 
Remote file name field, enter the current internal operational code (R1) or 
WEB1 to WEB19 for the internal web interface.  
Recovering the Firmware Using the Serial Port and 
DeviceInstaller 
If for some reason the firmware is damaged, you can recover the firmware file by using 
DeviceInstaller to download the *.ROM file over the serial port.  
To recover firmware: 
1.  Start DeviceInstaller. If your PC has more than one network adapter, a message 
displays. Select an adapter and click OK. 
2. From 
the 
Tools menu, select Advanced/Recover Firmware. The Serial Port 
Firmware Upgrade window displays. 
3. For 
Port on PC, enter the COM port on the PC that is connected to the serial port of 
the Lantronix unit.