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 DIR-868L to ASUS RT-AC66U with AiMesh, Latest DIR-868L Migration Options

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takumaki67
post Mar 29 2021, 12:53 AM

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Thank you misk94 for all the effort and preparation! And yes I manage to turn into Asus router biggrin.gif
Unfortunately, I wanted try to rollback original DLINK firmware by flashing 'RT-AC68U-ddwrt' (thinking to have the 'mtd' to write the boot.bin) and now stucked at recovery loop.

Wondering what is the correct process incase I want to roll back to original DLINK firmware?

takumaki67
post Mar 29 2021, 12:56 AM

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QUOTE(fisherman10 @ Mar 25 2021, 11:22 PM)
Please don't. I tried to change the odmpid to RT-AC68U and it will brick.

Then need to unbrick through the serial pins.
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Thank you for actively suggestion fisherman!

Wondering how can I use the serial pins? ( I googled like having different type of USB -TTL adapter)

And after I got the adapter, could you advice how I can proceed ya? (Currently I am stuck at recovery loop of my dir868l and also failed using Asus Firmware Restoration too)

This post has been edited by takumaki67: Mar 29 2021, 01:07 AM
takumaki67
post Mar 29 2021, 10:35 AM

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QUOTE(fisherman10 @ Mar 29 2021, 03:07 AM)
Is it the 2 lights flashing one after another repeatedly?

If so, have a look at this

https://koolshare.cn/forum.php?mod=viewthre...ghlight=dir868l

Because now it's bricked and can't flash a new correct CFE, what you need to do is to stop the boot process immediately before it even tries to boot into bootloop. Then "nvram set" all the correct CFE values. Then it will boot and then you can enable SSH and flash the correct CFE again and do a nvram erase.
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Thank you fisherman10 advice!
Yes, 2 lights flashing one after another repeatedly after I switch on DIR868L
(without and with hold RESET 15 seconds).

e.g.: INTERNET LED light up (GREEN) ~3 seconds then off and continuously
until 10 minutes later POWER LED light up (AMBER) ~3 seconds then off another 10 minutes or no light up anymore.
takumaki67
post Mar 29 2021, 10:52 AM

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QUOTE(BTS1501 @ Mar 29 2021, 09:46 AM)
You need to specify clearly 2 things, what do you mean by recovery loop, and why need to flash back to dlink firmware ?

I have never seen stucked at recovery loop for asus or ddwrt firmware flashing. You will always be in either dlink recovery firmware page (see post #3 on page 1) or asus recovery firmware page (post #9 on page 1), and this is called the miniweb screen. You need to press reset (hold) and power on, until power led flashes for 5-10 secs, then release reset, and you will be in miniweb. Repeat this if you can not get to this.

An easier/simpler way is to use asus recovery.

If you want to change to ac68u in asus, you just need to reflash cfe, there is no need to go back to dlink firmware
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Thank you for reply BTS1501!
Sure, lemme specify clearly.

recovery loop
Switch on DIR868L router with and without holding RESET,
the INTERNET LED (GREEN) will light up ~3 seconds on and off.

Then switch off and on router again, its still having same light behavior.
Next, I directly use the Asus Firmware Restoration (AC66U_B1/ DDWRT/ FreshTomato and etc...) and it able to flash,
yet it will be failed with an status something like "Failed update/ recover firmware".

flash back to dlink firmware
Just incase wanted back original DLINK for stable purpose.
So thinking to have a rollback to the original state.

Ok, I will try advice above to reach the miniWeb (because I tried 1 or 2 times still not able to get the miniWeb shown)
takumaki67
post Mar 29 2021, 02:20 PM

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QUOTE(fisherman10 @ Mar 29 2021, 11:58 AM)
It's supposed to be like this.

Immediately after turning on, Top LED flash once bottom LED flash once then stop. After 30 seconds then top LED flash once bottom LED flash once. And it keeps repeating.

It doesn't sound like your example. Perhaps yours isn't a hard brick yet. Maybe take a video to show?
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Sure fisherman10
I think I might need change my statements to 30 seconds instead of 3 seconds light blinking...

Here is my video switch on with hold reset (30 seconds)
https://youtu.be/mZPENORbJpA

So I'm above 2 minutes video the INTERNET LED just blink about 3 times only while POWER LED just blink once at initial.

Appreciate your effort 1st!

This post has been edited by takumaki67: Mar 29 2021, 02:28 PM
takumaki67
post Mar 29 2021, 03:14 PM

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QUOTE(BTS1501 @ Mar 29 2021, 02:29 PM)
saw the video, you still in asus cfe, not dlink. In this case just use the asus restore method. you can also use the reset+ power on if you want. remember PC must be in static IP.

Also, asus firmware is most updated/stable + mesh (stable for ethernet), I don't see the point of going back to dlink firmware again.
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Thank you BTS1501 for the advice.
Ok, so we will focus to ASUS Firmware restoration.

I re-download the firmware restoration and latest RT-AC66U B1 firmware Version 3.0.0.4.386.41634 from ASUS website.

1. Set to static IP 192.168.0.10 (255.255.255.0) and turn off Firewall
2. Plug in LAN (No. 3) at DIR868L
3. Switch on + hold RESET button (15 seconds)
4. Launch Firmware restoration with browse downloaded new firmware
5. Firmware uploading in progress
6. Then after 100% flash but it shown 'Failed to recover the system'
user posted image
7. After that, only the INTERNET LED light up
8. Wait for 20 mins, and still only INTERNET LED light up (like no response)
9. Restart by switch power off then on, then it looks like the video shown before (INTERNET LED blinking)
https://youtu.be/mZPENORbJpA

Eventually still unable startup the router...
takumaki67
post Mar 29 2021, 05:37 PM

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QUOTE(BTS1501 @ Mar 29 2021, 04:59 PM)
Yes, ip address in your pc should be set 192.168.1.10, subnet 255.255.255.0, no need gateway. You type 192.168.0.10

Dlink uses 192.168.0.x
asus uses 192.168.1.x (for older routers)

If still can not (don't know what firmware you flashed previously), then
1. WPS button + power on, ping 192.168.1.1 -t until ttl=100, then release wps button
2. reset button + power on, ping 192.168.1.1 -t until ttl=100, then release reset button

try 1 and/or 2 repeatedly
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Thank you BTS1501!
By the option 1... pressing the WPS button is work!
It is back online now!

Again thank you BTS1501 and fisherman10 for the great guide!
takumaki67
post Mar 29 2021, 08:58 PM

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QUOTE(BTS1501 @ Mar 29 2021, 08:38 PM)
That's great. Enjoy smile.gif

The wps + power on is to clear nvram, you will need to use this when reflash cfe. So most likely you did not clear nvram after flashing the asus cfe.

The reset + power on is to go into the miniweb screen, for flashing firmware.

When you do 2 868l together in aimesh, you also need to use wps + power on.
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Appreciate BTS1510!
I see... So you mean need to clear two 868l nvram when I want setup Aimesh ya?
Then I will need to reconfigure the WAN and Wireless?

takumaki67
post Mar 29 2021, 09:38 PM

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QUOTE(fisherman10 @ Mar 29 2021, 09:25 PM)
I think he mistaken.

If everything is working in Asus firmware already, you don't need to hold any button and power on.

To set up a node, let the device start-up as usual, press and hold reset button until light blinks then let go. This will factory reset that device.

Go to your main router, press AI Mesh, search for nodes, add the device that it found. It should work unless you messed up the MAC address/WPS pin when converting.
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Thank you fisherman10!
Brilliant! Understand clearly now!

takumaki67
post Apr 2 2021, 02:23 AM

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Lately I saw someone fix the 2.4ghz weak problem in koolshare website.
He has attached the CFE file named 'CFE_868L_2.4Gfix_5GPRO.bin' in Baidu (aw7b)

I am not able download the file to test.
Maybe anyone can help download the CFE?

This post has been edited by takumaki67: Apr 2 2021, 02:24 AM
takumaki67
post Apr 2 2021, 09:57 AM

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Cool fisherman10! I am ready to help you test out. Looking forward!
takumaki67
post Apr 2 2021, 10:03 PM

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QUOTE(fisherman10 @ Apr 2 2021, 08:12 PM)
At present, DIR-868L can only be converted to RT-AC66U_B1 or to RT-AC68U.

Besides the problems mentioned in the opening post such as LAN/WAN ports rearranged and LED not working normally,
1) If converted to RT-AC66U_B1, everything works fine except 2.4G WiFi very slow
2) If converted to RT-AC68U, everything works fine except 2.4G WiFi very slow and WiFi is disabled/off after every restart.
Here's the guide to fix both 2.4G WiFi speed and WiFi disabled after restart. It will be converted to AC68U. AC68U has slightly more info when viewing connected clients list compared to AC66U_B1.

Only do this after you're already fully converted and running Asus firmware.

1) Download attached file. CFE_868L_2.4Gfix_68u.bin and mtd-write and CFEEdit
https://drive.google.com/file/d/14uUNxKWLzb...iew?usp=sharing

2) Use CFEEdit and change 3 macaddresses and WPS Pin according to your own router.

3) Turn on the SSH from router page. Administration > System > Enable SSH > Apply

4) Open WINSCP. Choose SCP protocol, enter router IP address, username and password

5) Drag and drop both CFE_868L_2.4Gfix_68u.bin and mtd-write files to the right side of WINSCP

6) Use Putty and connect to router. Enter username and password

7) Enter this common into Putty to backup current CFE

CODE
dd if=/dev/mtd0 of=/tmp/home/root/cfe_bac.bin


8) Drag cfe_bac.bin file from right window of WINSCP to left window.

9) Enter these commands in Putty to flash new CFE

CODE
chmod 755 mtd-write

./mtd-write -i CFE_868L_2.4Gfix_68u.bin -d boot


10) Just to be safe, enter this additional commands into Putty also

CODE
chmod u+x mtd-write

./mtd-write  CFE_868L_2.4Gfix_68u.bin boot


11) Enter this command into Putty to clear NVRAM and reboot

CODE
nvram erase

reboot


And it should startup as AC68U. Please don't blame me if anything goes wrong. It worked for 3 of my units.
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Awesome! It works! Thank you fisherman10!
A cosmetic question, so the INTERNET LED and POWER LED no light after connected to Internet?

takumaki67
post Apr 2 2021, 10:18 PM

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QUOTE(fisherman10 @ Apr 2 2021, 10:11 PM)
I notice that on my 868L acting as wireless access point, both LED no light.

On my other 868L acting as mesh node, the bottom light lights up green. Top light is Off.
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Coool!
Again appreciate your effort and the details steps fisherman10!

 

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