jhochwald

#requires -Version 3.0 -Modules PowerShellGet

function Invoke-CheckPowerShellModules
{
   <#
         .SYNOPSIS
         Check if one or more given modules are installed.

         .DESCRIPTION
         Check if one or more given modules are installed.

jhochwald

function Get-DirectorySize
{
   <#
         .SYNOPSIS
         Get the size of a given folder in a human readable format

         .DESCRIPTION
         Get the size of a given folder in a human readable format

         .PARAMETER Path

jhochwald

function Test-IsAdmin
{
   <#
         .SYNOPSIS
         Check if PowerShell run elevated (e.g. as admin or not)
	
         .DESCRIPTION
         This is a complete new approach to check if the Shell runs elevated or not.
         It runs on PowerShell and PowerShell Core, and it supports macOS or Linux as well.
	

jhochwald

# Get the Startup Type for the Storage Service
Get-Service -Name StorSvc | Select-Object -ExpandProperty StartType

# Check of the Storage Service is set to Manual Startup (Manual seems to be fine)
Get-Service -Name StorSvc | Where-Object { $_.StartType -cne 'Manual' }

# Set the Startup Type to Manual if it is not the case
Get-Service -Name StorSvc | Where-Object { $_.StartType -cne 'Manual' } | Set-Service -StartupType Manual

jhochwald

# Create a YAML Document (Source https://yaml.org/start.html)
$RawYaml = @'
---
invoice: 34843
date   : 2001-01-23
bill-to: &id001
    given  : Chris
    family : Dumars
    address:
        lines: |

jhochwald

#requires -Version 3.0 -Modules MicrosoftTeams
function Update-UnifiedGroupsToTeams
{
   <#
         .SYNOPSIS
         Converts all Microsoft Office 365 Groups into a new Microsoft Teams Team
	
         .DESCRIPTION
         Converts all Microsoft Office 365 Groups into a new Microsoft Teams Team
         Microsoft Office 365 Groups are also known as Unified Office 365 Groups

jhochwald

#requires -Version 3.0 -Modules ActiveDirectory

function Copy-ADGroupUserMemberships
{
   <#
         .SYNOPSIS
         Copy the membership of a given group to another group in Active Directory
	
         .DESCRIPTION
         Copy the membership of a given group to another group in Active Directory.

jhochwald

#requires -Version 3.0 -Modules ActiveDirectory

function Copy-ADUserGroupMemberships
{
   <#
         .SYNOPSIS
         Copy group memberships from a given Source-User to a Target-User in Active Directory
	
         .DESCRIPTION
         Copy group memberships from a given Source-User to a Target-User in Active Directory.

jhochwald

iperf3 a TCP, UDP, and SCTP network bandwidth measurement tool

iperf is a free tool for active measurements of the maximum achievable bandwidth on IP networks. It supports tuning of various parameters related to timing, protocols, and buffers.

For each test it reports the measured throughput / bitrate, loss, and other parameters.

Command line arguments

The following arguments are the one that we used in the workshop. All will work in iperf3 version 3.1, or newer. All of them will work on Windows, Linux, and macOS. There are a few others, that might be plattform specific.

jhochwald

function ConvertFrom-UnixTimeStamp
{
   <#
         .SYNOPSIS
         Converts a Timestamp (Epochdate) into Datetime

         .DESCRIPTION
         Converts a Timestamp (Epochdate) into Datetime

         .PARAMETER TimeStamp