Windows related useful oneliners - It is ok to ask me...

Windows reboot if there is no access to the graphical interface

c:\windows\system32\shutdown -t 0 -r -f

Windows equivalent of diff

FC /B file1 file 2

Windows directory content comparison

comp dir1 dir2

Problems with VPN software in Windows?

VPN applications usually create a virtual network interface (normally not visible in the interface but can be un-hidden). Problem is - there is (was?) a limit to how many network interfaces (net filters) you can have in Windows. If apps refuse to install/start with network interfaces related errors, try to increase the number of net filters > 10

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Network\MaxNumFilters****

Detect Windows version through PowerShell (useful if you only have access to SSM, no credentals to the RDP)

(Get-WmiObject Win32_OperatingSystem).Caption