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2
votes
1answer
1k views

Route outbound connections from local network through VPN

I have a server A running OpenVPN, an OpenVPN client B (a rooted Android phone as it happens) and a third party C (a laptop, tablet etc.) tethered to B. B can use the VPN to access the internet via ...
1
vote
0answers
15 views

Unable to access Samba Server on Raspbian with OpenVPN whilst on same network [on hold]

My Pi is connected to my network, and I can access it on the folder "Oliver" on it with my PC, however, I cannot access this folder with my phone. It asks for a username and password. I assumed the ...
-2
votes
1answer
60 views

Why does a DHCP4 client not respond to the DHCP Offer from a DHCP server?

An extremely simple DHCP server works reliably with Windows 10 PCs and Android devices. It receives DHCP Discover from a client, replies with DHCP Offer, then receives DHCP Request from a client. ...
3
votes
2answers
2k views

Email Autodiscovery Not Being Probed By Android

Android's default email client is supposed to probe the server for the domain of the user's email address per outlook autodiscovery. This bug seems to indicate that at least the first two steps of ...
1
vote
1answer
4k views

L2TP over IPSec VPN (OpenSwan, CentOS 6) unable to connect via iPhone (iOS 5.1) and Android (JellyBean)

I have successfully installed L2TP over IPsec VPN (PSK) using OpenSwan 2.6.38 running on CentOS. Connect DOES WORK perfectly from Windows 8. But doesn't work AT ALL from iPhone 4 (ios 5.1) or ...
0
votes
0answers
56 views

freeRADIUS TLS Alert read:fatal:unknown CA

I am trying to implement Hotspot 2.0 / Passpoint feature using the following: FreeRADIUS v3.0.11 Google Nexus 6P device running Marshmallow 6.0 OS Cisco Wireless LAN ( WLC Controller ) with 3702 AP. ...
2
votes
0answers
27 views

Abnormal DHCP Android device traffic cannot be identified

Hi Serverfault community members. I've been trying to identify the source of an abnormal broadcast traffic generated by some Samsung Android devices with no success, so I ask for your help. I have ...
-2
votes
2answers
57 views

HTML5 Audio not working for Android

I am creating a page with an embedded audio player that works on all systems I have tested, except on Android. The players do appear on the page, but you cannot start them playing. I've tried both ...
2
votes
2answers
25 views

How much protection is provided for my remote centos vps by using certificate-only root login

I have two leased centos servers, one to run mysql for backends to the web and mail server on the other, as well as data from my android apps. I am only planning to give access to the data server if ...
0
votes
1answer
113 views

Mopria and DNS-SD

With the Advent of Android 4.4 Kit Google now natively supports some form of built in printing functionality. This means that a lot of printers now support Mopria. Just like Airprint on IOS, Mopria ...
-2
votes
1answer
33 views

Using DD to produce an Image results in empty image [closed]

I am trying to take an image of my Android phone. Specifically I have tried to image the system and boot partitions. The imaging process appears to work correctly when using dd. However, when I ...
0
votes
1answer
25 views

Identical DHCP leases, excessive dhcp traffic

Fresh install of CentOS 7, removed dnsmasq, installed dhcp server, iptables, webmin, apache. This is school and lot of switches and wifi (bridge mode) AP's connected to this router One network - ...
0
votes
1answer
16 views

Endpoint to security gateway tunnel

I want to establish a connection between the client and the proxy server through a VPN tunnel in android device. I want to do this at layer 2 or 3 , where a packet can captured and encrypted. Please ...
-2
votes
1answer
1k views

Cannot download files on android but PC can

We have a file we placed in a virtual directory to allow downloading. Basically a direct file link like http:mywebserver/myapp/downloads/myfile.apk. On a PC we can get directly to that file and it ...
0
votes
0answers
57 views

Custom captive portal on Android

I'm trying to setup a captive portal system with Dnsmasq. Basically when a user connects a device to my network, I redirect all request to my webserver. On iOS it is working fine but I have a problem ...
0
votes
1answer
147 views

Chrome on Android issuing two-byte range request for static MP3 file served by Nginx

I'm hosting a 2.9MB MP3 file with Nginx. When I navigate to its URL using Chrome on Android, there are two requests made: one normal request, and one two-byte range request. When I copy the first ...
0
votes
1answer
86 views

No Certificates Found on Chrome Android with Comodo Positive SSL and IIS

For software testing reason, I have registered a domain name, set its A record to point to 192.168.1.30 (local PC on my network). I have installed Comodo Positive SSL for this domain on IIS on Windows ...
0
votes
0answers
28 views

Do you need GPU AMI to open Android Studio Amazon Web Services

I have been looking into getting a web server for my web development. Recently I have decided shared hosting wasn't enough for what I wanted to do with my hosting. I decided to go with 1 of 2 options. ...
0
votes
0answers
25 views

Windows Server 2012R2 (iis8): *.apk download

I have a little bit problem. I would like to download a APK-File from my "Windows Server 2012R2" with the "iis8". But the File will not download. It comes an error-messsage: "Error 500". I have in the ...
0
votes
1answer
193 views

Windows 8.1 Internet Connection Sharing has been disabled by network administrator

I have a surface pro with Windows 8.1, I'm trying to share my tethered wireless android connection with a firewall connecting to my Surface for testing. When I right click on my wireless adaptor and ...
1
vote
0answers
22 views

Can a FreeRadius presenting a SHA1 certificate accept SHA2 client certificates and validate them against a CA that accepts SHA1 and SHA2 certificates?

Can a FreeRadius presenting a SHA1 certificate accept SHA2 client certificates and validate them against a CA that accepts SHA1 and SHA2 certificates? Another option would be that the FreeRadius ...
1
vote
0answers
182 views

How to forward one ip to another using iptables on android [closed]

So if got iptables on android. There is an app on my phone which connects to a malicious hardcoded ip (lets call it 192.168.100.1) and sends some data. I want to redirect all http traffic to that ...
0
votes
2answers
1k views

Windows Server 2012: DHCP: Android Clients have no access to the internet

I am using a Windows Server 2012 R2 as Domain Controller, DHCP Server, DNS in my network. My Router is the gateway which is connected to the DSL modem. Some Clients (all android devices) and the ...
1
vote
0answers
18 views

Socket or Message Queuing for installation platform [closed]

I'm trying to develop a system with a main controller and 5 nodes or workers that keeps track of the next current IP. My question is what should i used to achieved this configuration? Should I go with ...
1
vote
0answers
51 views

How can i use OpenVPN from SoftEther in android devices? [closed]

I want to know is there any chance to connect to OpenVPN that build in SoftEther in android devices using openvpnclient?
2
votes
0answers
40 views

Dozens of identical HTTP requests from Chrome on Android

I'm seeing an odd pattern in my HTTP access log. Sometimes a mobile Chrome browser makes dozens of seemingly redundant HTTP requests to get the same page. What could cause this behavior? A buggy ...
1
vote
1answer
147 views

Comodo SSL Certificate Issues on Android Only [closed]

I run a website where I have full cpanel and limited whm access. I recently upgraded one of my domains to include SSL (A first-time experience for me). The certificates are installed in cpanel, and ...
0
votes
1answer
92 views

OpenVPN with fragment does not allow internet traffic on Android

Good day all My server config uses a fragment setting of 1000 which I found most optimal for Windows/Linux users pass through, however after adding the same script with supporting certs to Android ...
0
votes
1answer
637 views

Don't allow to deactivate Company Portal Intune App as a Device Administrator in Android

Is there any way that I could block the user of deactivating the Company Portal app from the Device Administrator in a Android Device. What I'm trying to accomplish is that the user can't uninstall ...
0
votes
1answer
356 views

WSO2 EMM Remove Device/user from list

I've searched lot but I cannot find the resolution - if I enroll device to user and then wipe the device how to: remove user (Error is: User cannot be deleted, this user has enrolled device) - I've ...
0
votes
1answer
82 views

Public network must provide notification for sign-in after connection

I noticed that some public networks require sign-in after connection, aka Captive Portal. I am implementing my own Captive Portal, and my clients (mostly mobile devices) need to know that my public ...
2
votes
2answers
1k views

SSL will not work on Android mobile

I bought Comodo SSL from Namecheap. Now, the SSL works fine on desktop, I am getting a "This Connection is not private" on mobile phone.. on my chrome on Android Here is my virtual host file: server ...
0
votes
0answers
94 views

Android: redirecting self-bound traffic

I'm using an Android emulator hosted on a linux machine. It has an application that is sending packets towards the emulator itself (using ip 10.0.2.15, see here) that I want to redirect towards ...
2
votes
1answer
385 views

Android email auto setup

There are some questions on serverfault about setting up Thunderbird autoconfiguration and Outlook autodiscovery, but when using the default email client on Android (tested on three phones - v4.4 and ...
0
votes
1answer
311 views

Unable to copy war file from local directory to webapps of tomcat stack in Google Cloud because of permissions

I am doing one android application (client-Server type). Up to now ,I installed tomcat in my system itself . So now server is my computer and client is my phone Now I want to deploy my server ...
1
vote
1answer
300 views

SNI (SSL) support on Facebook built-in browser on Android [closed]

This issue in the Android bug tracker seems to suggest that SNI has been part of the Android OS now for some time so I'm surprised to find that visiting our CloudFlare Flexible-SSL enabled site throws ...
3
votes
1answer
2k views

SNI error over SSL on some Android devices

I am getting an SNI error: Hostname X provided via SNI, but no hostname provided in HTTP request On some Android phones when making SSL requests to my domain. This is despite ensuring that the Host ...
5
votes
3answers
6k views

Is it possible to detect Android and iOS devices based on DHCP requests?

I want to configure DHCP server in a way that it puts "regular" smartphones and tablets into a separate subnet. Is it possible to detect if the DHCP request comes from an Android or iOS device based ...
1
vote
0answers
212 views

Google services not working after connecting to VPN [closed]

I'm in China and want to connect to Google services. So I setup a VM on Azure located in US, opened up a L2TP/IPSEC VPN. When I connect the VPN on my phone. I can access YouTube, Bloomberg sites that ...
0
votes
1answer
4k views

How can I configure IPSec on Windows 2012 R2 to use Pre Shared Key compatible with Android phones?

Our company has to comply with the mandate that all mobile phones use L2TP or IPSec VPNs when using untrusted Wifi or GPRS connections... namely to protect from MITM attacks. Were also interested in ...
0
votes
1answer
4k views

pfSense/strongSwan “deleting half open IKE_SA after timeout” - IPSec connection Android 4.4 to pfSense 2.2.1 fails

pfSense in version 2.2 switched from Racoon to strongSwan. Since that change, users can no longer connect to the VPN from Android clients (Type IPSec Xauth PSK). The current configuration on ...
1
vote
1answer
162 views

Android browsers adding random numbers to php files

Not sure if this should be here or the Android forum - really depends on the solution. I'm having an issue with numbers or hash-like characters randomly being added to my PHP pages. This only seems ...
0
votes
1answer
1k views

OpenVPN server process terminates unexpectedly after android client disconnects

I've installed openvpn on a debian VPS & configured it as you see below: port 1194 proto udp dev tun ifconfig 10.0.2.21 10.0.2.22 ifconfig-noexec route-noexec keepalive 10 120 persist-key ...
-3
votes
1answer
214 views

Understanding a shell script [closed]

there i am trying to understand the purpose of this shell script. If anyone can help out i would appreciate it. Thanks! This is located in android system at system/etc/throttle.sh #!/system/bin/sh # ...
-2
votes
1answer
57 views

connection to ssh server [closed]

How to connect to ssh server on port 22 from behind very restrictive firewall where is only port 80 and 443 available? I tried port mapping on my ssh client but it says it can map local port higher ...
11
votes
3answers
24k views

Why does Android Chrome say my site's security certificate is not trusted?

My site is https://blendbee.com. It's using a PositiveSSL certificate that is valid. In Windows 8 Chrome the certificate is fine (green lock in top left corner). But...on my Android, it's not so ...
0
votes
3answers
2k views

generating client.ovpn file on android

I am developing a open source application wrapper over OpenVPN library for Android. For that I need to generate openvpn conf file. I have followed OpenVPN how but did not understand how to generate ...
2
votes
3answers
7k views

Exchange user is no longer receiving email on Android phone

Mfg/Model: Samsung Droid Charge Android Version: 2.3 Provider: Verizon Error: Failed to connect The user was previously receiving emails just fine on his phone, but since this morning, he hasn't ...
2
votes
1answer
373 views

Can anyone help a stupid developer trying to set up Office 365 Exchange?

As a Microsoft MVP, I have access to Office 365, with a limited number of users. I'm trying to figure out how to set it up, but I'm running in to issues everywhere (I get the basics - just trying to ...
0
votes
0answers
326 views

Remote client (android) can't connect to OpenVPN sever behind LAN

My plan is to connect over tunnel (via Internet) android phone with my LAN at home. I set up OpenVPN server behind (router) lan (ip adress is 192.168.1.3). There is also my laptop. Port 1194 UDP on my ...