DeviceMaster LT User Guide: 2000586 Rev. B
RedBoot Procedures - 105
Uploading the Firmware
5. Restart iptables to pick up the changes from Steps 3 and and 4:
/sbin/service iptables restart
6. Add the proper lines to /etc/hosts.allow:
in.tftpd: 192.168.250.250
7. Go to Uploading the Firmware on Page 105 to load the firmware.
Uploading the
F
irmware
This Linux procedure requires that a TFTP server is installed.
1. Verify that you have the .b
in file (Locating Software and Documentation on
Page 9) and place the .bin file in /tftpboot so that you can retrieve it with the
DeviceMaster LT.
2. Open a telnet session, enter the DeviceMaster LT IP address.
3. Press the Enter k
ey, if you did not program a password or type the password
and press Enter.
Note: The DeviceMaster LT does not come pre-programmed with a password.
4. Type re
set, and close the session.
5. Open a new telnet session and enter the DeviceMaster LT IP address.
6. Enter the webserver password and Enter,
or press Enter if a password has not
be
en set up.
7. At the Re
dBoot > prompt: type dis and press Enter to disable the Bootloader.
8. Verify that the system responds with an Load
ing disabled message.
9. Load the file from a TFTP server using
the following command and then press
Enter:
load -r -b 0x28000000 -h <TFTP-Server_
IP_Addr> <Downloaded_File_Name>
10. When the RedBoot> prompt appears (after approx
imately one minute if you
are uploading the Bootloader and approximately three minutes if you ware
uploading SocketServer, type go.
If uploading Bootloader:
In a few seconds the ethernet and Status LED cycle
through a light sequence once and
the update is complete.
$ telnet 192.168.250.250
Trying 192.168.250.250...
Connected to 192.168.250.250.
Escape character is ‘^]’.
DefaultIPAddress
Password:
*********************************************
**
** Comtrol DeviceMaster Bootloader Version 3.23
** RedBoot(tm) environment - built 18:59:20 Oct 13 2011
** Platform: Comtrol DeviceMaster (ARM 7TDMI)
** Portions Copyright (C) 2000. Red Hat, Inc.
** Portions Copyright (C) 2001-2008 Comtrol Corp.
*********************************************
FLASH: 64 blocks of 65536 bytes each
FLASH: 4194304 bytes (0x05000000 - 0x05400000)
RAM: 8126464 bytes (0x00000000 - 0x007c0000)
RedBoot>
RedBoot>dis
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