Guides and articles

Practical guides for system administrators - Windows, PowerShell, Active Directory, networking, and infrastructure.

wbadmin Command in Windows: Versions, Recovery and Error Codes

wbadmin is the command line front end to Windows Server Backup. It creates one off and scheduled backups, restores volumes, files, applications…

Almost every backup on Windows is taken from a shadow copy rather than from the live volume. The Volume Shadow Copy Service…

bcdedit is the only editor Windows ships for the Boot Configuration Data store: the binary database that replaced boot.ini and decides which…

driverquery prints the list of device drivers Windows has registered, with no module to import and no elevation required on the local…

Get-VMGuestDisk answers a question that no other PowerCLI cmdlet can answer: how much free space is left on the volumes inside a…

Every CMD one-liner that filters output ends in one of two commands. find looks for a literal string. findstr looks for a…

When you land on a Windows box you have never seen before, the first question is always the same: what is this…

Before a Windows machine can put a packet on the wire for a host on its own subnet, it needs that host's…

Every packet that leaves a Windows machine is matched against the local IP routing table before anything touches the wire. The table…

tracert maps the routers a packet passes through on the way to a destination, and pathping takes that same hop list and…