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How to install Webmin 1.89 on Debian Linux 9.5

To install Webmin on Debian Linux 9.5 you can follow these commands, (accept any prompts)

wget http://prdownloads.sourceforge.net/webadmin/webmin_1.890_all.deb
apt-get install perl libnet-ssleay-perl openssl libauthen-pam-perl libpam-runtime libio-pty-perl apt-show-versions python
dpkg --install webmin_1.890_all.deb

That's it, basic setup is now complete.

You can now access your server using the default https:// {youIPaddressOrServerAddress} :10000

Be sure to properly secure your server before putting it into production.

 

error: handler "extensionlessurlhandler-integrated-4.0" has a bad module "managedpipelinehandler" in its module list

Error:

handler "extensionlessurlhandler-integrated-4.0" has a bad module "managedpipelinehandler" in its module list

The Fix:

You need to install ASP.NET 4.5 and Application Initialization.

You can do this via the Server Manager,

  • Manage > Add Roles and Features
  • Next > Next > Next
  • Under Server Roles expand "Web Server (IIS)" > "Web Server" > "Application Development"
  • Check the following
    • Application Initialization
    • Asp.net 4.5
  • Next > Next > Install

That's it, your done.

An authentication error has occurred. The function requested is not supported This could be due to CredSSP encryption oracle remediation.

So you go to login to via RDP to a server, workstation or remote PC and you get this error:

Not to worry, here is the fix as well as the why.

First run windows update on your local system and try again.

Quick fix: (not secure)

  1. Use the Windows+R key to open the Run Command. (If you keyboard lacks the windows key you can use Ctrl+Alt+DEL, open task manager, then click file and "Run".)
  2. In the run command type in gpedit.msc which will open the Local Group Policy Editor.
  3. Expand Computer Configuration > Administrative Templates > System > Credentials Delegation.
  4. Update the Encryption Oracle Remediation policy to Enabled, then change Protection level to Vulnerable.
  5. After doing this it is advisable to update your remote system and switch these settings back.

Proper fix: (secure)

Update the remote server, in some cases the remote server may show that is it up to date in which case you may have a compromised system and will need to follow the following steps in order to force the update after which you should do a full scan on the system for potential malware.

Why:

After the May 2018 update RDP no longer connects by default to a remote system that is not running the CredSSP update.

Acer XR341CK Framerate, how to turn off

Open the OSD display by pressing one of the buttons next to the power, 

Now, press buttons in order from left to right:  #5, #3, #5, #5, #3, #5, #5

You should now have "Refresh Num Rate" selected, we need to turn this off.

Press #3, #5

Now press #2, #5, #5,

We are now selected on "Game Mode", we need to save the settings we just changed so the display does not reset next time it switches modes or is turned off and back on.

Press #3,

Select your save mode then press #3 to save.


The framerate should now be turned off and should not turn back on.