For old RD-011/RD-012 firmware devices only
+++++++++++++++++++++++++++++++++++++++++++

Make connect router to Internet and run commands:

cd /sbin
wget http://flyrouter.net/downloads/software/skyrouter/builder/fwup/mtd
wget http://flyrouter.net/downloads/software/skyrouter/builder/fwup/upgrade
chmod 755 mtd upgrade

upgrade -c http://flyrouter.net/downloads/software/skyrouter/firmware/skyrouter-universal_rd-011_flymac-r937-201110171627.trx

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Restore firmware via BeeRouter
++++++++++++++++++++++++++++++

0. Run command on BeeRouter conected to Internet: ipkg install atftp
1. Connect port 4 on BeeRouter to port 1 on SkyRouter
2. Connect power to SkyRouter via beeRouter USB
2. Press and hold 5sec reset button on SkyRouter and power up
3. Run more command on BeeRouter:

cd /tmp
wget -O sky http://flyrouter.net/downloads/software/skyrouter/firmware/skyrouter-universal_rd-011_flymac-r937-201110171627.trx
ping -c 3 192.168.1.1 && (atftp -p -l sky --verbose --option "mode octet" 192.168.1.1; echo "Please wait 90 sec."; sleep 90; resetdev usb)