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toh:netgear:r6220 [2024/03/31 09:41] – [Upgrading OpenWrt] badulesiatoh:netgear:r6220 [2024/03/31 09:44] – [Debricking / back to stock firmware] badulesia
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 -> [[docs:guide-user:troubleshooting:generic.debrick]] -> [[docs:guide-user:troubleshooting:generic.debrick]]
  
-Debricking of the R6220 can be done by using the **nmrpflash** program. It is somehow a ''tftp'' method to upload file, and so the stock firmware. See details over here: [[https://github.com/jclehner/nmrpflash]]. You will also need [[https://npcap.com/dist/|npcap]] tool. Latest version don't seem to work. Version 1.60 does.+Debricking of the R6220 can be done by using the **nmrpflash** program. It is somehow a ''tftp'' method to upload file, and so the stock firmware. See details over here: [[https://github.com/jclehner/nmrpflash]]. You will also need [[https://npcap.com/dist/|npcap]] tool. Versions 1.60 and 1.79 are working.
  
-While the doc states to launch the progran THAN power on the router, it has been found that you must power on the router THAN launch the program for the R6220. After uploading the file, the message ''Received keep-alive request'' may take a while (>4 min) to complete, so be patient. In the example below, notice 253s. Reboot when told to by using the power button.+While the doc states to launch the progran THAN power on the router, it has been found that you must power on the router THAN launch the program for the R6220. After uploading the file, the message ''Received keep-alive request'' may take a while to complete (up to 4 min), so be patient. In the example below, notice **253s**. Reboot when told to by using the power button.
  
 <code bash> <code bash>
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 </code> </code>
  
-You can use the same method to install a ''factory'' OpenWrt image. In this case the ''Received keep-alive request'' message is about 60s long.+You can use the same method to install a ''factory'' OpenWrt image. In this case the ''Received keep-alive request'' message is longer (image is larger).
  
-if this fails try temporarily disabling the windows firewall while using nmrpflash and remember to re enable it after.+if this fails try temporarily disabling the windows firewall while using nmrpflashand remember to re-enable it after.
 ===== Flash Layout ===== ===== Flash Layout =====
  
  • Last modified: 2024/07/25 15:32
  • by badulesia