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===Stop and disable a Windows service remotely=== | ===Stop and disable a Windows service remotely=== | ||
<pre>Get-Service -Name "Rubrik Backup Service" -ComputerName server01 | Stop-Service -PassThru | Set-Service -StartupType disabled</pre> | <pre>Get-Service -Name "Rubrik Backup Service" -ComputerName server01 | Stop-Service -PassThru | Set-Service -StartupType disabled</pre> | ||
===Combine multiple txt files to one file=== | |||
This will also go through the sub folders and combine all txt files in to one file: | |||
<pre>Get-ChildItem C:\txts -include *.txt -rec | ForEach-Object {gc $_; ""} | out-file C:\txts\final.txt</pre> | |||
[[Category:PowerShell]] | [[Category:PowerShell]] | ||
Revision as of 09:48, 24 February 2022
Powershell
Useful Commands
Show command history
get-history | more
Test if port open from one server to another
Test-NetConnection 10.10.10.10 -port 445
Example output:
ComputerName : 10.10.10.10 RemoteAddress : 10.10.10.10 RemotePort : 445 InterfaceAlias : Ethernet SourceAddress : 10.10.10.20 PingSucceeded : True PingReplyDetails (RTT) : 29 ms TcpTestSucceeded : True
Check who rebooted the server
Get-EventLog –Log System –Newest 100 | Where-Object {$_.EventID –eq ‘1074’} | FT MachineName, UserName, TimeGenerated -AutoSize
Example output:
MachineName UserName TimeGenerated ----------- -------- ------------- server01.lab.local LABLOCAL\user01 28/8/2018 4:28:20 PM
Show DNS Cache
Get-DnsClientCache
When was Windows installed
wmic os get installdate
Example output:
InstallDate 20190402093338.000000+060
Watch port availability
cls;while($true){get-date;$t = New-Object Net.Sockets.TcpClient;try {$t.connect("10.10.10.10",3389);write-host "RDP is up"}catch{write-Host "RDP is down"}finally{$t.close();sleep 30}}
Example output:
Thursday, August 29, 2019 11:27:17 AM RDP is down Thursday, August 29, 2019 11:28:08 AM RDP is down Thursday, August 29, 2019 11:28:59 AM RDP is down Thursday, August 29, 2019 11:29:50 AM RDP is UP
Watch event viewer
cls;$idxA = (get-eventlog -LogName Application -Newest 1).Index;while($true){$idxA2 = (Get-EventLog -LogName Application -newest 1).index;get-eventlog -logname Application -newest ($idxA2 - $idxA) | sort index;$idxA = $idxA2;sleep 10}
Example output:
Index Time EntryType Source InstanceID Message ----- ---- --------- ------ ---------- ------- 23698 Aug 29 11:31 Information ESENT 916 DllHost (20044,G,0) The beta feature EseDiskFlushConsistency is enabled in ESENT due to the beta site mode settings 0x800000.
Stop and disable a Windows service remotely
Get-Service -Name "Rubrik Backup Service" -ComputerName server01 | Stop-Service -PassThru | Set-Service -StartupType disabled
Combine multiple txt files to one file
This will also go through the sub folders and combine all txt files in to one file:
Get-ChildItem C:\txts -include *.txt -rec | ForEach-Object {gc $_; ""} | out-file C:\txts\final.txt