--- DD-WRT forum post ---
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mrjcd@Deb:~$ ssh root@192.168.1.1
root@192.168.1.1's password:
BusyBox v1.28.4 () built-in shell (ash)
_______ ________ __
| |.-----.-----.-----.| | | |.----.| |_
| - || _ | -__| || | | || _|| _|
|_______|| __|_____|__|__||________||__| |____|
|__| W I R E L E S S F R E E D O M
-----------------------------------------------------
KONG PRO, 2019-Q1
-----------------------------------------------------
root@OpenWrt:~# cd /tmp
root@OpenWrt:/tmp# wget http://mrjcd.com/Malachi/EA8500/Linksys-FW/FW_EA8500_1.1.4.168206_prod.img
--2019-03-21 18:59:44-- http://mrjcd.com/Malachi/EA8500/Linksys-FW/FW_EA8500_1.1.4.168206_prod.img
Resolving mrjcd.com... 96.46.208.155
Connecting to mrjcd.com|96.46.208.155|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 22675456 (22M)
Saving to: 'FW_EA8500_1.1.4.168206_prod.img'
FW_EA8500_1.1.4.168206_prod.im 100%[==================================================>] 21.62M 11.0MB/s in 2.0s
2019-03-21 18:59:46 (11.0 MB/s) - 'FW_EA8500_1.1.4.168206_prod.img' saved [22675456/22675456]
root@OpenWrt:/tmp# sysupgrade -n -v -F /tmp/FW_EA8500_1.1.4.168206_prod.img
Image metadata not found
Image check 'fwtool_check_image' failed but --force given - will update anyway!
Commencing upgrade. Closing all shell sessions.
Connection to 192.168.1.1 closed by remote host.
Connection to 192.168.1.1 closed.
mrjcd@Deb:~$
###########################################################
mrjcd@Deb:~$ ssh root@192.168.1.1
root@192.168.1.1's password:
BusyBox v1.28.4 () built-in shell (ash)
_______ ________ __
| |.-----.-----.-----.| | | |.----.| |_
| - || _ | -__| || | | || _|| _|
|_______|| __|_____|__|__||________||__| |____|
|__| W I R E L E S S F R E E D O M
-----------------------------------------------------
OpenWrt 18.06.2, r7676-cddd7b4c77
-----------------------------------------------------
root@OpenWrt:~# cd /tmp
root@OpenWrt:/tmp# wget http://mrjcd.com/Malachi/EA8500/Linksys-FW/FW_EA8500_1.1.4.168206_prod.img
Downloading 'http://mrjcd.com/Malachi/EA8500/Linksys-FW/FW_EA8500_1.1.4.168206_prod.img'
Connecting to 96.46.208.155:80
Writing to 'FW_EA8500_1.1.4.168206_prod.img'
FW_EA8500_1.1.4.1682 100% |*******************************| 22144k 0:00:00 ETA
Download completed (22675456 bytes)
root@OpenWrt:/tmp# sysupgrade -n -v -F /tmp/FW_EA8500_1.1.4.168206_prod.img
Image metadata not found
Image check 'fwtool_check_image' failed but --force given - will update anyway!
Commencing upgrade. Closing all shell sessions.
Connection to 192.168.1.1 closed by remote host.
Connection to 192.168.1.1 closed.
mrjcd@Deb:~$