WIFI tethering not working (xiaomi redmi 4x) - how to diagnose the problem? - Xiaomi Redmi 4X Questions & Answers

Hi there,
I have Redmi 4X phone and sharing internet connection (wifi tethering) is not working. I can connect to wifi network created by phone, I can ping phone IP address. There is no connection to internet. I cannot ping any IP address from internet. My phone is rooted phone (SuperSU), the newest MIUI Global 8.2 Stable (8.2.9.0 MAMMIEA) ROM, Android version 6.0.1 MMB29M.
Can someone help me?
I am Linux user and I am able to run commands through adb etc. So I will be happy for any information how to diagnose where the problem is. Does tethering work as NAT? Is there anny possibility to configure it manually (like NAT in Linux)?
Thank you.

Related

Ginger DX Wifi 802.1x EAP MSCHAPV2 requires reentry of info

My university's wifi network has the following setup:
Authentication:
WPA2 or WPA (WPA2 is preferred)
Encryption:
AES or TKIP (AES is preferred) with WPA2 Authentication, TKIP with WPA Authentication.
802.1x/EAP Type:
PEAP
Authentication Method:
MS-CHAP V2
I can connect using Ginger DX, but if the connection drops, I have to forget the network and reenter it, otherwise it just scans and disconnects.
Has anyone solved this? I have tried replacing tiwlan.ini in system/etc/wifi, but that didn't help.
Thanks
Asy I tried out some 2.3 ROMs I noticed this bug in all of them. And only when WPA2 encryption has been set. Someone please try to solve this, because WPA2 is the safest and the best solution for keeping the LAN safe. (now that was a really beautiful sentence XD )
I have the same authentication processing on my university but with my gingerdx (v17) it doesnt work... i cant connect to the wifi...
i have used WACE (wifi advanced configuration) too... still not work.
can someone help me?
You should try to change rom on any base on fb or gingerxperia v7 - on this i only dont have connection problems with eduroam cer. connection. I dont know why but when i try to change files ab wifi from working roms to f.example gingerdx i lose all results in schearching So FB pro or Gingerxperia v7 its only solution on this problem.
sory form my english
Does anyone have a solution for this??
I have the same issue on my X10 Mini running MiniCm7 2.1.4 (Android 2.3)
Is there a way to copy files needed for wifi from a previous ROM? Android 2.1 was working OK on wifi 801.2 enterprise. So I would like to copy files from an Android 2.1 Rom (e.g. Stock rom) to my current ROM. Is this possible? Which files do I need to copy?
I tried already
system/bin/wpa_supplicant
system/bin/tiwlan_cu
system/bin/tiwlan_loader
But then I get "Wifi error" after enabling Wifi ...
802.1x Wifi not working
I have trouble connecting to enterprise 802.1x wi fi connection. It works fine with WEP connection. Further I nticed that while using Froyobread it worked well for both encryptions. Please do fix this problem!
any news about this bugfix?
Same problem.
I can't connect to an EAP network in my school.
Raz9 said:
Same problem.
I can't connect to an EAP network in my school.
Click to expand...
Click to collapse
Have you tried this fix?
http://forum.xda-developers.com/showthread.php?t=1477743
hunff said:
Have you tried this fix?
http://forum.xda-developers.com/showthread.php?t=1477743
Click to expand...
Click to collapse
Nope, but i have read that this patch will be in GingerDX .23.
Still waiting...

[Q] internet connection failed with Wifi

Hi everybody,
Pls help me out, as i have motorola milestone A853 phone and Im trying to connect internet with WIFI at my home router (Cisco) its not connecting and i have also tried at my work place its working wifi in my phone, nd I uninstalled Andriod MIUI 2.4.20 from my phone, just as a Andriod phone its connecting at my home router with Cisco ... pls provide any solution for this or there is solution of Kernels for milestone ... nd how to root this kernel

VPN WiFi tether problem on all stock OOS ROM

Hai..
I have a problem with VPN wifi tethering on the OP3T stock OOS.
I can't access xda-developers website in any devices that is connected to my OP3T hotspot.
No problem with other websites.
The weird thing is, flashing any custom ROM solve this problem.
I would like to use VPN wifi tether in the stock OOS.
Thank you in advance.

Having hotspot tethering issue after upgrade to Pie

Hi everyone,
I was successful update OTA of Pie on my XZ2. I have a problem to connect hotspot tethering from my XZ2 to laptop.
Technically, it's show that my XZ2 is connected to laptop but "no internet"
I have try a reset password, reboot both phone and laptop but it is no luck.
Have any members here are having this problem like me? Please help to advise.
With regards,
imkr
I have same hotspot difficulty with pie. Devices connect to hotspot but receive no internet - and there seems to be no answers
Weird.
It works at my site.
Bluetooth and USB tethering.
H8296 rev2
German h8266 firmware.
Full wipe and flash with newflasher.
Using Linux Mint Cinnamon x64 19.0 on a ThinkPad T460P.
Usb3.0 & Bluetooth 4.1
weird and annoying.
usb tethering the same. Connects but wont give access with any device I care to try (other androids, laptop pc, desktop pc, linux, windows...)
My device - Syberia ROM on redmi note 4X (mido) - tried 2 other pie based roms with the same outcome.
I've had to revert to miui 10 beta as I need a hotspot...
forjustin said:
weird and annoying.
usb tethering the same. Connects but wont give access with any device I care to try (other androids, laptop pc, desktop pc, linux, windows...)
My device - Syberia ROM on redmi note 4X (mido) - tried 2 other pie based roms with the same outcome.
I've had to revert to miui 10 beta as I need a hotspot...
Click to expand...
Click to collapse
WORK-AROUND : Managed to Wi-Fi tether using AdGuard VPN (which isn't really a VPN) and VPN Hotspot app - Both from xda. The data is coming through, YAY! now I can keep Syberia!
I think I've been lucky, I have a UK customised Rev3 H8216 and have hand none of these issues.
However I did get the banding on my screen ( after Pie update), I powered off my phone over night and it's not appeared since.
My point is that no matter rev version you have, There's a problem somewhere in the XZ2
Guys,
I could access internet via tethering hotspot by now.
I changed device name, new password and paired with my laptop. Then, rebooted again and again.
I am not sure if this few settings worked. It's work in my case in Cambodia.
Cheers,
MKR

Xiaomi Mi 8 loses WiFi

Hi xda, I don't even know if this is the correct section.
I'm experiencing a problem with my Mi 8 in these days I've never had, my phone sometimes disconnects from WiFi and then he has difficulty reconnecting. The WiFi signal keeps staying on "obtaining IP address" and repeats again, so I have to switch to mobile data until my WiFi comes back. I'm on MIUI Global 11.0.3 Stable (QEAMIXM).
I tried to:
- restart the phone;
- reset the network settings;
- restarting the router-modem;
But the problem still remains.
I read that it may be that the modem router does not support the dynamic IP or MAC address of the new version of Android, but I'm not an expert.
If someone is facing the same problem or knows how to solve it I really appreciate the help.
Thanks in advance
I've been having the same problem.
Randomly disconnecting from Wifi and my network service.
Since the auto-update push to the latest version the problem has gotten worse. It occurs even more frequently and often doesn't connect to any network services.
I've tried removing the Sim cards, changing slots, only having in one at a time.
Crisgas98 said:
Hi xda, I don't even know if this is the correct section.
I'm experiencing a problem with my Mi 8 in these days I've never had, my phone sometimes disconnects from WiFi and then he has difficulty reconnecting. The WiFi signal keeps staying on "obtaining IP address" and repeats again, so I have to switch to mobile data until my WiFi comes back. I'm on MIUI Global 11.0.3 Stable (QEAMIXM).
I tried to:
- restart the phone;
- reset the network settings;
- restarting the router-modem;
But the problem still remains.
I read that it may be that the modem router does not support the dynamic IP or MAC address of the new version of Android, but I'm not an expert.
If someone is facing the same problem or knows how to solve it I really appreciate the help.
Thanks in advance
Click to expand...
Click to collapse
If you have always been on stock
Change the setting so that the phone uses its actual Mac address and not randomized
If you have used many different roms,
You may need to flash the fastboot version of the latest stable rom ( for your device : Global or Chinese) it restore your persist partition, and all other partitions.
resetting will not fix this issue and neither will flashing a recovery rom. it has to be a fastboot rom.
Do not flash it unless your device is linked to your own personal Mi Cloud account, and the built in flashall batch command completely wipe your device. be sure to un select relock bootloader if using Mi-Flash.
Never flash any persist images that you may find on XDA threads.
Some of those posts include links to personal recovery persist backups . Those backed up images are hardware linked to individual devices, and flashing one of those files will cause permanent issues..
tsongming said:
If you have always been on stock
Change the setting so that the phone uses its actual Mac address and not randomized
If you have used many different roms,
You may need to flash the fastboot version of the latest stable rom ( for your device : Global or Chinese) it restore your persist partition, and all other partitions.
resetting will not fix this issue and neither will flashing a recovery rom. it has to be a fastboot rom.
Do not flash it unless your device is linked to your own personal Mi Cloud account, and the built in flashall batch command completely wipe your device. be sure to un select relock bootloader if using Mi-Flash.
Never flash any persist images that you may find on XDA threads.
Some of those posts include links to personal recovery persist backups . Those backed up images are hardware linked to individual devices, and flashing one of those files will cause permanent issues..
Click to expand...
Click to collapse
I have always been with the Global stable rom. Where do I change the MAC address?
Crisgas98 said:
I have always been with the Global stable rom. Where do I change the MAC address?
Click to expand...
Click to collapse
I am not currently using a Miui rom, because I wanted to test that my battery is truly going bad ( It is) So I will have to give you the approximate location. If I am remembering correctly it's in network settings > advanced options > privacy
If you dont see it, download the app called Hidden Settings for MIUI and you should be able to change it to use the actual Mac address.
Crisgas98 said:
Hi xda, I don't even know if this is the correct section.
I'm experiencing a problem with my Mi 8 in these days I've never had, my phone sometimes disconnects from WiFi and then he has difficulty reconnecting. The WiFi signal keeps staying on "obtaining IP address" and repeats again, so I have to switch to mobile data until my WiFi comes back. I'm on MIUI Global 11.0.3 Stable (QEAMIXM).
I tried to:
- restart the phone;
- reset the network settings;
- restarting the router-modem;
But the problem still remains.
I read that it may be that the modem router does not support the dynamic IP or MAC address of the new version of Android, but I'm not an expert.
If someone is facing the same problem or knows how to solve it I really appreciate the help.
Thanks in advance
Click to expand...
Click to collapse
Please look at this community where I have been posting doing some debugs on what were happening with Xiaomi Mi8 with Android 10.
https://community.cisco.com/t5/wire...onnecting-android-10-to-cisco-me/td-p/4009289
It looks like Xiaomi has deprecated WPA2 in some cases, but not in others. In my case, using Cisco APs I cannot connect until I configure native WPA3 (not even transition mode).
Same seems to happen to Nokia devices.
Weird behavior when you see you can connect to other APs using WPA2, but after doing some debugs with ADB I realized the phone wasn't sending association to AP, so it is not AP vendor fault.
And the thing I hate the most, is trying to open a TAC case with Xiaomi. They do not attend any expert issue but only low-level issues the type of factory-reset your phone and try again. I starting to hate this kind of support. They don't care about their products nor the users.
HTH
Jesus
chustm said:
Please look at this community where I have been posting doing some debugs on what were happening with Xiaomi Mi8 with Android 10.
https://community.cisco.com/t5/wire...onnecting-android-10-to-cisco-me/td-p/4009289
It looks like Xiaomi has deprecated WPA2 in some cases, but not in others. In my case, using Cisco APs I cannot connect until I configure native WPA3 (not even transition mode).
Same seems to happen to Nokia devices.
Weird behavior when you see you can connect to other APs using WPA2, but after doing some debugs with ADB I realized the phone wasn't sending association to AP, so it is not AP vendor fault.
And the thing I hate the most, is trying to open a TAC case with Xiaomi. They do not attend any expert issue but only low-level issues the type of factory-reset your phone and try again. I starting to hate this kind of support. They don't care about their products nor the users.
HTH
Jesus
Click to expand...
Click to collapse
It's not only about Xiaomi, but all the other brands. It's always impossible to reach to a person with technical knowledge, no matter what device or what tech support you contact with.
I actually don't expect any bug fixes from Xiaomi, since they didn't even care about Widevine L1 certificate while Pocophone F1 users received it.

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