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Windows cheatsheet

445 words·3 mins
Windows Cheatsheet
Table of Contents

image!

VSS Writers
#

vssadmin list writers

Note:
Most of the time VSS errors will be solved restarting affected service

Cluster validation
#

Get-Cluster
-----------

get-clusternetwork
get-clustergroup
get-clusterresource
get-clusternode

Note: for Win 2008 the ps module is not present. Run:
import-module failoverclusters


GENERATE CLUSTER LOGS
----------------------

In CMD run:
cluster log /g
Generate logs in \windows\cluster\reports in each node.


In PoweShell run:
get-clusterlog

SSH connection
#

ssh -l <username> <SERVER/Domain>

eg: ssh -l B0322 TEST.ASD.NET

Powershell Remote Login
#

Enter-PSSession -computername <SERVER> -credential <User@Domain>

Management
#

Local users and groups - management: 
lusrmgr.msc

Computer Management:
compmgmt.msc

Editor de políticas de grupo (gpedit):
gpedit.msc

RUN Active Directory Users and Computers (ADUC):
DSA.MSC

Event Viewer:
eventvwr.msc

Users
#

List connected/disconnected users:
qwinsta

System corruption / repair / remove / install
#

SFC
----
sfc /scannow
It will scan all protected system files and replace corrupted files with a cached copy.


DISM
----

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

Online /Cleanup-Image /RestoreHealth



DISM MOUNTING WINDOWS ISO
-------------------------

DISM /Online /Cleanup-Image /RestoreHealth /Source:E:\Sources\install.wim

Steps:
https://www.windowscentral.com/how-use-dism-command-line-utility-repair-windows-10-image

Windows Recovery Environment - WinRE
#

WinRE starts automatically on next boot:
Reagentc /bottore

Check Ports
#

Test-NetConnection -ComputerName <IP> -Port <Port>

Check open TCP/IP ports:
netstat -an

Lists all the executables (applications) associated with each connection:
netstat -b

shows active TCP connections and shows PID (Process ID)
netstat -o


netstat -ano|find "<port>"

netstat -ano

netstat -an|find /i "listening"

Proxy
#

Show proxy information
#

Check current status:
netsh winhttp show proxy

Reset proxy (proxy removal)
#

netsh winhttp reset proxy

If the command work, when run show proxy should be empty:
netsh winhttp show proxy

Note: 
No reboot needed to apply changes

Flush DNS
#

ipconfig /flushdns

Change timezone
#

tzutil /s "<TimeZone>"
tzutil /s "W.Europe Standard Time"

Show timezone:
tzutil /g
output:  W.Europe Standard Time

System Info
#

systeminfo


Get-ComputerInfo  (PowerShell)

ComputerInfo -Property "bios*"

change PROPERTIES-NAME for the details you want to review.
This example shows everything regarding the BIOS information: 
Get-ComputerInfo -Property "bios*"

Quick note: 
The asterisk (*) in the command is a wildcard to match every property that starts with BIOS.

Uptime
#

Show uptime:
systeminfo | find "System Boot Time"
or
get-timezone
or
get-ciminstance -classname win32_operatingsystem | select lastbootuptime

Pending Reboot
#

Get-PendingReboot
E.g:

    Computer           : WKS01
    CBServicing        : False
    WindowsUpdate      : True
    CCMClient          : False
    PendComputerRename : False
    PendFileRename     : False
    PendFileRenVal     : 
    RebootPending      : True

Last boot time / uptime
#

wmic os get lastBootUpTime

systeminfo | find "System Boot Time"
systeminfo | findstr "System Uptime" (Nico)


only work on Windows workstations (Win 10/11):
net statistics workstation


Powershell:
-----------
(get-date) - (gcim Win32_OperatingSystem).LastBootUpTime

Get-CimInstance -Class Win32_OperatingSystem | Select-Object LastBootUpTime


Using Powershell 6.0 onwards:
get-uptime

Hardware
#