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Last active July 22, 2018 22:29
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Ubiquiti ER-X Notes
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ubnt-erx-notes.md

Guides

General

Specific

Bootloader bug

There is an initialization issue in the bootloader for the ER-X causing all ports to act as a "switch" during a brief period of time when the router is booting up.

Patching

$ sudo md5sum /dev/mtdblock2
dbce6273c8740383f84040e33f7fffe7  /dev/mtdblock2
$ curl -#LO https://dl.ubnt.com/firmwares/edgemax/v1.8.0/update-boot.sh
######################################################################## 100.0%
$ sudo bash update-boot.sh
243+1 records in
243+1 records out
Done.
$ sudo md5sum /dev/mtdblock2
7580ebd7ce9303243292f586ab7c6daf  /dev/mtdblock2
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