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Troubleshooting public DNS replication

Sometimes we might run into a DNS replication problem in the public domain. This might be because of a DNSSec issue being partially replicated. I

Latest Office build crashes on 2016 server

The latest MS Office build 16.0.18324.20168 released on 01.07.25 does not work with MS Server 2016. It crashes with KERNELBASE.DLL messages and occationally a message

Dynamic botnet filter

We can utilize dynamic botnet filters on firewalls and specific services can be called upon dynamically. On Github there are several collecitons that utilizes several

SQL Server Profiler

Why not use the tools available for you SQL Server Profiler is an interface to create and manage traces and analyze and replay trace results.

Sonicwall migration tool

When swapping out your Sonicwall Gen6 for a newer Gen7 the config needs to be converted,- unless you want to start from scratch. Sonicwall has

Optional features

Check available optional features: DISM /Online /Get-Capabilities Install an optional feature: DISM /Online /Add-capability /capabilityname:Media.MediaFeaturePack~~~~0.0.1.0

AD retention period

Check AD retention tombstone value: Import-Module ActiveDirectory $ADForestconfigurationNamingContext = (Get-ADRootDSE).configurationNamingContext $DirectoryServicesConfigPartition = Get-ADObject -Identity “CN=Directory Service,CN=Windows NT,CN=Services,$ADForestconfigurationNamingContext” -Partition $ADForestconfigurationNamingContext -Properties * $TombstoneLifetime = $DirectoryServicesConfigPartition.tombstoneLifetime Write-Output

Check Serial number on all your disks

$laptopname = Read-Host -Prompt “which laptop” Do { IF (Test-Connection -BufferSize 32 -Count 1 -ComputerName $laptopname -Quiet) { Get-WMIObject -Class Win32_physicalmedia -ComputerName $laptopname | Format-List