
Cedar 880AG Enterprise Dual-Radio AP/Bridge
Appendix I - Recovery Procedure
If you are not able to receive the login prompt from Cedar via the console port, your AP
may have been corrupted. Please follow the procedure described below to recover the AP.
1.
Download the firmware burner (FwBurner) and firmware images (FwFlash.img)
from the Intelicis website support.intelicis.com and save them in a TFTP server. Do
not change the names of the images. Configure the IP of the TFTP server to
192.168.1.237.
2.
Power off the dead unit and connect the LAN port of the dead unit with the TFTP
server. Use a standard serial port cable to connect the console port with the TFTP
server. The baud rate for the serial port is 115200.
Ethernet
Dead Unit ------------------ TFTP server (192.168.1.237)
| |
| |
+----------------------------+
straight console cable
3.
Power on the dead unit and you will see "Start booting..." message in console. Press
the Control C (^C) key immediately within 1 second. The boot loader will detect the
Control C(^C) key and display the following prompt.
RedBoot>
4.
Download the firmware burner image from TFTP server and run the burner by typing
the following commands.
RedBoot> load FwBurner
If the download is successful, you will see the following message and prompt.
Entry point: 0x800100bc, address range: 0x80010000-0x80051b60
RedBoot>
Note that it is normal to see different loaded address because of the different image
size.
5.
Typing "go" will start the burning process of the flash image. After the process has
completed successfully, the unit will reboot automatically.
RedBoot>go
Start booting...
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