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1		-{{box cssClass="floatinginfobox" title="**Contents**"}}
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	1	+== 1. How to recover the LG01/LG02/LG308/LPS8/DLOS8 if firmware crash or can't access to the device? ==
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	3	+LG gateways provide a full control on its Linux system, it is possible that the device will brick and can’t boot after improper modification in some booting files. When power on the device, if user can see all LED blink once, it means the device is able to boot into boot loader.
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	5	+(((
	6	+In this case, user can recover the device by uploading a new firmware via Web Failsafe mode.
	7	+)))
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9		-== Sub-paragraph ==
	9	+(((
	10	+Procedure is as below:
	11	+)))
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	13	+* Use a RJ45 cable to connect the PC to LG01/LG02’s ETHERNET port directly. (If device has two ETH ports, just connect one port, leave the other port unconnected)
	14	+* Set the PC to ip 192.168.255.2, netmask 255.255.255.0
	15	+* Holding the toggle button and then power on the device
	16	+* All LEDs of the device will blink, release the toggle button after four blinks.
	17	+* All LEDs will then blink very fast once, this means device detect a network connection and enter into the web-failsafe mode. Your PC should be able to ping 192.168.255.1 after device enter this mode.
	18	+* Open 192.168.255.1 in web browser.
	19	+* Select the squashfs-sysupgrade type firmware and update
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	21	+(((
	22	+Recover gateway video operations : [[https:~~/~~/youtu.be/QcfJcGm5HiQ>>url:https://youtu.be/QcfJcGm5HiQ]]
	23	+)))
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	25	+[[image:https://wiki.dragino.com/images/thumb/4/42/Web_Failsafe_Uboot_1.png/500px-Web_Failsafe_Uboot_1.png||height="297" width="500"]]
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	27	+Upgrade Firmware in Web Failsafe Mode
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	29	+Notice 1:: If user already see all LEDs blink very fast once, but can not access to the device , please try to use Chrome to access. we see browser compatible issue in some cases.
20	20
	31	+== 2. Firmware Download Location ==
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	33	+* [[LG01-P/LG01-S/OLG01>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG01-P_LG01-S/Firmware/IoT--build-v4.3.6-20190305-2356/]]
	34	+* [[LG01-N,OLG01-N,LG02,OLG02,LG308, LPS8,DLOS8>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG02-OLG02/Firmware/Release/]]
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	36	+Please note: the latest firmware has changed the WAN interface to uncommon ports for security issue. The HTTP port in WAN port change to 8000 . And the SSH port has been changed to 2222