[VPN problem] Can't setup VPN connection on A50 - Samsung Galaxy A50 Guides, News, & Discussion

I have problem with VPN. I am using hamachi (mesh network, no central server) and hamachi works on every other android device (exactly same setup) . And on my A50, I can't get successfully connection. Setting up app as device admin is not option because there is no app, only 3 certificates that are installed and add VPN setup. I know there is issues with samsung devices and VPN, any chances that is fixed on some way? Thy in advance.

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VPN over WIFI

Hello All!
I have a problem:
- need to connect to VPN through WIFI.
I'm running WM5 AKU3.5 Rom, UNI \ Qtek 9000.
With the built-in VPN client I CAN connect to VPN, but the first request to internet (via browser or Messaging send-receive) - drops my VPN connection, as it described here in the forum (Networking).
I tried 3-rd party software so far:
1. BlueFire VPN - just can't connect.
2. Antha VPN - just doesn't work.
Any solution so far?
Did anybody succeed with it?
Thank you very much for your answers!
_________________________________
* crosposted and more details in: http://forum.xda-developers.com/showthread.php?p=1685027#post1685027
** Let me describe in more detail:
In my case- this is a public WIFI internet provider, which has a wifi coverage in the city: GoldenWiFi.
Wifi is open PPTP. I need to type in a login \ pass on the web page I get, to start using the internet in current wifi session.
The ALTERNATIVE way to conect to internet - is to establish a VPN connection over the wifi.
I can successfully do in on the laptop, but not with my UNI.
WM5 has some bugs in PPTP implementation and there are problems connecting to VPN servers other than Microsoft ISA. I've spend couple of hours trying to connect my universal to poptop (linux pptp server which is quite popular) and it was imposible using mschap-v2 (which is required for security reasons). WinXP stations are connecting fine to the same VPN server. Poptop is included in many linux embedded devices (access points, wireless routers) and I think that this is your problem.
What version of bluefire did u use, I tried a nwe one which didn't work, but I got an old trial version that still works (most of the time)
Bonusbartus said:
What version of bluefire did u use, I tried a nwe one which didn't work, but I got an old trial version that still works (most of the time)
Click to expand...
Click to collapse
Hello!
I used v. 2.7.2.558
Thank you for your reply.
I use anthaVPN-7.5-STD-Cisco-wm2005.exe, and in "settings/connections/advanced" selected both networks to be "work network".
Everything works fine.
I sent u a pm about bluefire

VPN issues on Rooted EVO.. help!

I'm not certain if this is a kernel, ROM or software issue. I am running Fresh ROM 1.0.1 with the Netarchy 3.7.5 kernel, I have enabled the JIT compiler, and I have purchased the Xtralogic Remote Desktop Client version 1.14.0 and also use ES File Explorer for FTP/Samba.
I am able to authenticate and connect to our corporate VPN server. Once connected, I AM able to ping both from within the network to my device, and from adb-shell on my device to devices on the network. DNS resolution is working as expected over the VPN; search domains are setup properly.
However, upon establishing a connection (UDP or TCP) to any device on the remote network, my VPN connection dies (server side -- the android client still reads as connected). No bytes are received from the client anymore (per the corporate vpn software). I've tried this with RDP (UDP), SMB (UDP) and FTP (TCP). All three had the same result; upon initiating the socket, the VPN connection comes to a halt.
I know this worked when I was stock rooted.. and have only tried it again recently for a business trip in which RDP access to some remote servers would be a great big help. My changes are listed above: Fresh Rom 1.0.1, Netarchy 3.7.5 kernel, JIT enabled.
LogCat provides plenty of output for the VPN connection, but there is NOTHING logged when the "disconnect" occurs.
Any ideas?!
I received a response from the software vendor:
I received other reports about problem with VPN on Android. Unfortunately I don't have any solution to this problem. It is not RDP client specific, it looks like it is triggered by certain amount of network traffic. You will get the same result if you try to browse Internet on the phone when connect over VPN.
Click to expand...
Click to collapse
So, I ask if anyone can confirm or deny from their own device?

VPN Software for Android

Hello, I apologize if this thread has been created, but I cannot find anything searching "vpn" in this forum since its only 3 chars long.
I would like to connect my G2 to my work's intranet via VPN. I can successfully do so via the built in options under Wireless & Networks option. However I have slight inconveniences with that option.
#1 DNS does not work. I cannot resolve any internal IPs once connected to the VPN which makes the VPN connection useless unless I memorize all the IPs. I manually set the DNS Search Domains option in the VPS settings, but I am still connected to some other DNS server according to IPDroid app.
#2 No password remembering. I dislike having to open up the keyboard to type the password.
Is there a market app that will satisfy my above 2 requirements while doing everything the stock option will allow?
Not out there yet...
Google
VPN for Andriod
Read this
https://supportforums.cisco.com/thread/2012285

Anyone use wifi tethering with android anyconnect?

I setup the anyconnect client on my phone which works great. I can access internal web pages, ssh to internal devices. Problem is that if I launch the anyconnect client on the phone, and then wifi tether my laptop to the phone, the phone will not forward the traffic from the tethered device to the Anyconnect VPN.
FWIW, Wifi Tethering works fine without the Anyconnect.
Running Task650's 4.2.2 rom and the Anyconnect for root users on the phone.
-J
Same problem here. Any help would be appreciated!
it's probably a routing issue on the phone, but I haven't had a chance to look into it yet.
-J
bump.
bump. I will look into this. But can't post my help until I make 10 posts and get the ability to post links
Its a setting set by your administrator
The issue:
You might already know this but your network admin configured the app to prevent sharing of the connection. This is a common measure to prevent breaches in security. Looking at the Cisco AnyConnect release notes:
Cisco has qualified the AnyConnect VPN client over a bluetooth or USB tethered Apple iPhone only. Network connectivity provided by other tethered devices should be verified with the AnyConnect VPN client before deployment.
Click to expand...
Click to collapse
The WorkAround
How AnyConnect works on the android is the same as on a computer, which is documented on SuperUser.
So what we have to do is either, export the VPN profile to another VPN app, or change the variable in memory that prevents tethering of the AnyConnect VPN session.
This can be done using (while it wasn't created for this purpose) Game Gardian

L2TP VPN Doesn't work on native MIUI 11.0.3

Hello everyone,
as noted in the title of this thread, I cannot connect to L2TP/IPSec VPN Server from my phone (Redmi Note 8 Pro, running MIUI 11.0.3 stock).
I've done extensive troubleshooting and appears that phone never even contacts the server. When i configure everything and toggle the VPN, it will try to connect but never does, and then times out.
I'm watching the logs on the server, nothing appears.
I'm watching tcpdump on the server, no packet is even received from phone.
I've connected to WiFi network from i which i know i can connect to VPN (for example from PC or my MikroTik router) and it cannot even connect from that network.
I've enabled packet sniffer on root MikroTik router to sniff the packets, filtering MAC address of my phone, and guess what... When i click on VPN, it doesn't even try to connect to VPN serever. VPN server IP address doesn't even appear on sniff.
I'm wondering why is this happening, is anyone else having issues with L2TP/IPSec VPN? How do i inform Xiaomi of this issue since I've placed couple of feedbacks back in the day, never received an answer and those issues still persists so i don't even thing they are reading the feedback that is sent to them from phone app.
Hoping to get to the bottom of this!
Any help would be greatly appreciated !
Any chance you can try the OpenVPN app? I used to have an issue with my old phone where sometimes it would say connected but it wouldn't be. With the rn8pro, OpenVPN works every time.
Edit: try posting on the Mi forums for a better chance of a response from someone at Xiaomi
https://c.mi.com/global/forum-2234-1.html
Might not just be Xiaomi....https://github.com/SoftEtherVPN/SoftEtherVPN/issues/571
I would hate having two VPN servers installed at the same time. There are times when i want to connect my root mikrotik router to VPN server i question to forward all web traffic via VPN, unfortunately, OpenVPN support is very limited on MikroTik , there are new cipher suites missing and with new OpenVPN servers in place it's impossible to connect tik to OpenVPN.
I know however that OpenVPN app works great with android, but it's weird that native L2TP doesn't seem to be working at all.
I could fall back to PPTP maybe. Both Android and MikroTik works flawlessly with PPTP. But... It's PPTP..
Thanks, i will try posting to Xiaomi forums as well.

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