Recovering RT-N66U with v24-24461 K2.6_mini_?

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AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Mon Oct 27, 2014 5:41    Post subject: Recovering RT-N66U with v24-24461 K2.6_mini_? Reply with quote
Hey guys,

I flashed my Asus RT-N66U with the recommended build from the dd-wrt page. Internet and ethernet is working, but I can't access the control panel at the router IP.

What do I do?

I've been writing a bit on this topic:
http://www.dd-wrt.com/phpBB2/viewtopic.php?t=269509

..but they lost me pretty fast. I'm rather new at using dd-wrt and it's a long time since I last used it. It is also the first time I've encountered a problem like this.

I would really appreciate it if someone would give me some specific instructions.

From what I've gathered so far I need to do one of the following:
1. Flash it to factory settings.
2. Flash it to v24-23919_NEWD-2_K3.x-big-RT-N66U instead.
3? Make it work with the current build.


Please help.

**UPDATE**
I downloaded the tftp2.exe gui version. I have the build I want to flash to, but I'm not entirely sure about the IP of the router.

Normally it would default to 192.168.1.1, but the router IP seems to be 100.72.0.1 and DHCP(which also works) gave me 100.72.67.63

I have also tried the Asus firmware restoration tool, but it doesn't even detect that the router is there.


Last edited by AtotehZ on Thu Oct 30, 2014 19:25; edited 3 times in total
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AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Tue Oct 28, 2014 12:28    Post subject: Reply with quote
I really need help. I can't configure my wi-fi, ports or permissions like this.

The fact that it gave the router the IP 100.72.0.1 is also really strange to me as dd-wrt has always used 192.168.1.1 in the other versions I've used.
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Thu Oct 30, 2014 17:46    Post subject: Reply with quote
I didn't think it would be this hard to get help Sad is there noone willing to help?
Malachi
DD-WRT Guru


Joined: 17 Jul 2012
Posts: 7209
Location: Columbus, Ohio

PostPosted: Thu Oct 30, 2014 20:13    Post subject: Reply with quote
Don't have it plugged into the modem. Just the pc to the router. Set your pc to 192.168.1.9, 255.255.255.0, 192.168.1.1.
Hold the rest button in as you power on the router, when the power light flashes, use the asus firmware restoration tool to flash RMerlin fw.
After you have RMerlin on it, check the bootloader. If it's 1.0.1.3 or above you need to use the K3.X builds. The K2.6 builds are for the 32k nvram version.

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I am far from a guru, I'm barely a novice.
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Fri Oct 31, 2014 8:36    Post subject: Reply with quote
Thanks,

I got RMerlin RT-N66U_3.0.0.4_376.47_0, changed the IP, used the tool with the firmware with a disconnected modem, while powering the router on and holding reset. It didn't work. I got an "Invalid IP address" error at first and then "The wireless router is not in rescue mode".

There's a more detailed explanation below.
--
I set my IP to:
192.168.1.9
255.255.255.0
192.168.1.1

I unplugged the modem.

I've downloaded "RT-N66U_3.0.0.4_376.47_0" from RMerlin's mediafire account. There were a ton of versions, but it was the newest in the "all models" folder. This link will redirect you there if you wanna make sure I picked the right one: http://www.lostrealm.ca/asuswrt-merlin/download

I started up "rescue.exe" in the Asus restoration tool package, found the *.trx file and got ready to press upload.

I turned on the router while holding the reset button.

When all the buttons lit up I started pressing upload, but got the message "Invalid IP address". Possibly because it wasn't ready yet, but I don't know.

I kept pressing upload and holding reset and about 5 seconds after the buttons had stopped flashing it started to connect. After 20 seconds or so I got the message "The wireless router is not in rescue mode"
--

Did I leave out anything?
Malachi
DD-WRT Guru


Joined: 17 Jul 2012
Posts: 7209
Location: Columbus, Ohio

PostPosted: Fri Oct 31, 2014 9:27    Post subject: Reply with quote
Sounds right. I don't know why it's not working.
If you are in the USA and are willing to pay for two way shipping, I can try. I also have serial adapter, so I can try that way too.

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I am far from a guru, I'm barely a novice.
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Fri Oct 31, 2014 9:33    Post subject: Reply with quote
I'm from Denmark. It's not like I'm dumb when it comes to computers.. it's just an entirely new ballpark for me.

Is there any way I can force it into rescue mode? I'm pretty sure I voided the warranty by bricking it anyway.
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Fri Oct 31, 2014 10:01    Post subject: Reply with quote
I found this, but I've got a hard time making heads or tails out of what info is relevant and what isn't.

http://www.linksysinfo.org/index.php?threads/the-wireless-router-is-not-in-rescue-mode-asus-rt-n66u-help.68801/
Malachi
DD-WRT Guru


Joined: 17 Jul 2012
Posts: 7209
Location: Columbus, Ohio

PostPosted: Fri Oct 31, 2014 10:32    Post subject: Reply with quote
I don't know. This should not be this complicated.
_________________
I am far from a guru, I'm barely a novice.
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Sun Nov 09, 2014 23:50    Post subject: Reply with quote
Malachi wrote:
I don't know. This should not be this complicated.


I have some new info. Apparently my wireless is showing up with the name "01830184". It is encrypted with WPA2 PSK.

When I go to 192.168.1.1 it says the following:
"Settings have been updated. Web page will now refresh.
Changes have been made to the IP address or port number. You will now be disconnected from RT-N66U.
To access the settings of RT-N66U, reconnect to the wireless network and use the updated IP address and port number."
EDIT: This was an asus message only related to the flashing process, after clearing browser data it is gone.

How do I find out what that IP and port is? I've got this, but all the confusion about the non-standard IP's has made me in doubt:
IPv4-address: 100.72.92.114
IPv4-subnet: 255.255.128.0
IPv4-standardgateway: 100.72.0.1
IPv4-DHCP-server: 178.132.230.5
IPv4-DNS-servere: 178.132.239.37, 95.154.58.176

Hope you still want to help Smile


Last edited by AtotehZ on Thu Nov 13, 2014 19:19; edited 2 times in total
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Thu Nov 13, 2014 4:17    Post subject: Reply with quote
I still need help.
JohnnySL
DD-WRT User


Joined: 22 Oct 2014
Posts: 107

PostPosted: Thu Nov 13, 2014 6:42    Post subject: Reply with quote
Sounds like it is running some non-default configuration...
Are you sure dd-wrt is on there, or if the router was not configured by a "friendly" neighbour to some weird config?

How about holding the reset butten for over ten seconds to reset it to factory defaults?
AtotehZ
DD-WRT Novice


Joined: 23 Dec 2013
Posts: 15

PostPosted: Thu Nov 13, 2014 19:08    Post subject: Reply with quote
JohnnySL wrote:
Sounds like it is running some non-default configuration...
Are you sure dd-wrt is on there, or if the router was not configured by a "friendly" neighbour to some weird config?

How about holding the reset butten for over ten seconds to reset it to factory defaults?


No-one else had access to my router, unless they bothered to crack a 26 digit WPA2 encryption in the same moment I started to flash to the firmware in the title. The only 2 things active on the list of wireless units was my printer and phone.

The non-default deal is what is really bothering me as well. 192.168.1.1 is standard for ASUS as well as dd-wrt and I haven't changed it manually.

The message I wrote in my previous comment: "Settings have been updated. Web page will now refresh.
Changes have been made to the IP address or port number..."
I found out that it is an asus message that can be viewed offline. After clearing offline cache for the address it is gone.

I have tried holding reset. It doesn't seem to do anything.
Per Yngve Berg
DD-WRT Guru


Joined: 13 Aug 2013
Posts: 6868
Location: Romerike, Norway

PostPosted: Fri Nov 14, 2014 6:18    Post subject: Reply with quote
If you go to http://192.168.1.1 while the router is booting, the web page of the rescue mode should appear.
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