Ubiquiti Nanostation M5

Warning! There are 2 version of nanostation xm and xw.

Supported Versions

Version/Model Launch Date OpenWrt Version Supported Chip
xm - 10.03 ar724x
xw 2014 14.07 ar9342

From the beginning of 2014 Ubiquiti has released new model of Nanostaion M5 devices (old boards use ar724x chip while new ones are using ar934x chip).

New Ubiquiti Nanostation M5 firmware page devices use xw firmware image, while older use xm image.

Installation procedure

You can install the *-factory image over the webinterface or via tftp rescue. Webinterface default address is

To enter tftp rescue mode power cycle the device while keep the reset button pushed (for ~10 sec). Leds will start to blink red and yellow.

# pick an address in the range for your network device
# tftp
tftp> bin
tftp> trace
# depending on your version **xm** or **xw**
tftp> put openwrt-ar71xx-generic-ubnt-nano-m-squashfs-factory.bin
tftp> put openwrt-ar71xx-generic-ubnt-nano-m-xw-squashfs-factory.bin
Installing OpenWrt via TFTP

POE passtrough

gpio version
8 xm
2 xw

In CLI this will work to change the poe pass trough instantly without rebooting or waiting for config to apply. Email from development mailing list.

to switch the poe pass trough on use this:

# nanostation xm
echo 8 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio8/direction
echo 1 > /sys/class/gpio/gpio8/value
# disable with echo 0 > /sys/class/gpio/gpio8/value

# nanostation xw
echo 2 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio2/direction
echo 1 > /sys/class/gpio/gpio2/value
# disable with echo 0 > /sys/class/gpio/gpio2/value

Boot message

Boot messages from Nanostation M5 Loco:

U-Boot (Jul 19 2012 - 10:41:56)

Board: Ubiquiti Networks XM board (rev 1.0 e0a5)
DRAM:  32 MB
Flash:  8 MB
PCIe WLAN Module found (#1).
Net:   eth0, eth1
Hit any key to stop autoboot:  0 
## Booting image at 9f050000 ...
   Image Name:   MIPS OpenWrt Linux-3.3.8
   Created:      2014-01-15  15:39:31 UTC
   Image Type:   MIPS Linux Kernel Image (lzma compressed)
   Data Size:    929404 Bytes = 907.6 kB
   Load Address: 80060000
   Entry Point:  80060000
   Verifying Checksum ... OK
   Uncompressing Kernel Image ... OK

Starting kernel ...

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toh/ubiquiti/nanostationm5.txt · Last modified: 2014/08/01 22:17 by lynxis