Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [android]

Operating system for mobile devices. For user questions, see http://android.stackexchange.com

Operating system for mobile devices. Developed by Google and the Open Handset Alliance.

For non-developer questions, see the Android Enthusiasts StackExchange.

209 questions
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6 answers

How to detect whether a user is using USB tethering?

Recently a user unplugged their company PC from the network and used USB tethering with their Android phone to bypass the company network entirely and access the internet. I don't think I need to explain why this is bad. What would be the best way,…
wrieedx
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2 answers

How to start setting up a VPN server for smart phone clients?

I have a Ubuntu Lucid Lynx VM which I've been tinkering with. I want to set up a VPN and I am happy to learn how to do it on my own but the vastness of options makes my head spin, so I'm just looking for pointers. Factors I want considered for my…
Moak
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15
votes
3 answers

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 fine. Screenshot: …
Kane
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11
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3 answers

how to disable remote wipe for Exchange 2010 ActiveSync?

When connecting android mobile devices to Exchange ActiveSync some require granting device administrator privileges which permit an exchange administrator to remotely wipe the phone. The warning messages are scaring some mobile users and turning…
Rory
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9
votes
0 answers

Android to openswan/xl2tpd/pppd error: result_code_avp: avp is incorrect size. 8 < 10

I am trying to use a simple Android 4.4.4 VPN connection to openswan/xl2tpd/pppd combo. the IPSec SA works, but xl2tpd at one point terminates the pppd and this shows up in logs: xl2tpd[17990]: handle_avps: handling avp's for tunnel 46247, call…
Konrads
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7
votes
3 answers

Connect to Cisco ASA 8.2 VPN with Android 2.1 L2TP/IPsec?

I am trying to configure my Cisco ASA 5510 running software version 8.2 to allow my Droid X to connect via L2TP/IPSec VPN. I have configured the DefaultRAGroup like so: tunnel-group DefaultRAGroup general-attributes address-pool vpn_pool …
Will Rogers
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7
votes
6 answers

Android software for the system administrator on the move

My company has over service through Verizon, and AT&T Service in the area is "shoddy" at its best, so I haven't been able to join the "iPhone party" like so many of my fellow system administrators have been able to. That being said, this week…
grufftech
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6
votes
2 answers

Putting Android on ethernet network using VLAN s

In our lab, we have static IPs assigned to everything. We have less than 20 devices, some physical and some virtual on ESXi, ranging from servers to android tablets. Everything is wired ethernet. There are 3 VLANs on the switch. Our virtual linux…
Xenophod
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6
votes
3 answers

How to turn off MS Exchange Server requests for “Activate Device Administrator” permissions on mobile devices

I have a Microsoft Exchange server for a small business and we just upgraded to 2010. It's now prompting people on Android with: Activate device administrator? - Erase all data: Perform a factory reset, deleting all of your data without any…
Don Rhummy
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5
votes
1 answer

Chrome desktop and android refuses to accept trusted self-signed cert

I created a self-signed certificate using the following command using OpenSSL 1.1.1b (26 Feb 2019): openssl req -nodes -new --days 900 -subj /CN=192.168.0.104:8080 -x509 -keyout server.key -out server.crt I then used windows mmc imported the…
B T
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5
votes
2 answers

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 that protocol do work. For example, on the first…
user109322
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5
votes
3 answers

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 on the DHCP request itself? For example: a Sony…
abbot
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5
votes
1 answer

XMPP Server on EC2 Amazon Web Service (AWS)

My company uses OpenFire for server-side and smack for client-side in its XMPP Android application. AWS seems like a good and scalable service for what we need. We use it for testing our app, but I'm afraid that the server will crash with 20k-50k…
shaimagz
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5
votes
2 answers

Does Android version 2.2 locally encrypt Activesync messages?

I am a sysadmin for company X. They are interested in allowing ActiveSync access to devices that support local offline encryption of the downloaded attachments and email data. Considering how the iPhone encrypts local data, where you need to have a…
makerofthings7
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4
votes
2 answers

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 { listen 80; server_name …
test
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