esxcli on ESXi: syntax, output formatters and remote execution
esxcli is the primary command set on an ESXi host. Almost every configuration and diagnostic action that has a command-line form lives…
Guide
Step-by-step guides: how a command or feature works and how to use it on real Windows, Active Directory, VMware and Linux systems.
powercfg on Windows: power plans, sleep diagnostics and battery reports
powercfg.exe is the command-line front end for the Windows power subsystem. It reads and writes power plans, reports which sleep states the…
Test-NetConnection in Windows: the PowerShell replacement for ping, telnet and tracert
Test-NetConnection is the built-in PowerShell cmdlet that answers the three questions a sysadmin asks when something on the network stops working: can…
net use in Windows: mapped drives, credentials and error 1219
net use maps a network share to a drive letter, lists what is already mapped, and disconnects it again. That part takes…
takeown in Windows: take ownership of files and folders safely
Administrator rights do not grant access to a file. They grant the ability to take ownership of it, and ownership is what…
klist in Windows: read and clear the Kerberos ticket cache
Kerberos fails quietly. When a ticket cannot be issued, Windows falls back to NTLM or simply returns access denied, and nothing on…
schtasks in Windows: create, query and audit scheduled tasks from CMD
schtasks is the command line interface to the Windows Task Scheduler. It creates, queries, runs, stops and deletes scheduled tasks, on the…
w32tm in Windows: diagnose and fix domain time synchronisation
w32tm is the command line front end to the Windows Time service. It reports where a machine gets its time, how far…
repadmin in Windows: check, read and force Active Directory replication
repadmin is the tool that answers one question no GUI answers quickly: is every domain controller in this forest actually receiving the…
sc Command in Windows: Query and Control Services from CMD
How to use sc.exe to query, configure and control Windows services from the command line: start types, recovery actions, dependencies and remote servers.