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@dsolodow
Created March 24, 2020 20:31
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run as elevated; will create for each user who has profile on PC
<#
.SYNOPSIS
Creates firewall rules for Teams.
.DESCRIPTION
(c) Microsoft Corporation 2018. All rights reserved. Script provided as-is without any warranty of any kind. Use it freely at your own risks.
Must be run with elevated permissions. Can be run as a GPO Computer Startup script, or as a Scheduled Task with elevated permissions.
The script will create a new inbound firewall rule for each user folder found in c:\users.
Requires PowerShell 3.0.
#>
#Requires -Version 3
$users = Get-ChildItem (Join-Path -Path $env:SystemDrive -ChildPath 'Users') -Exclude 'Public', 'ADMINI~*'
if ($null -ne $users) {
foreach ($user in $users) {
$progPath = Join-Path -Path $user.FullName -ChildPath "AppData\Local\Microsoft\Teams\Current\Teams.exe"
if (Test-Path $progPath) {
if (-not (Get-NetFirewallApplicationFilter -Program $progPath -ErrorAction SilentlyContinue)) {
$ruleName = "Teams.exe for user $($user.Name)"
"UDP", "TCP" | ForEach-Object { New-NetFirewallRule -DisplayName $ruleName -Direction Inbound -Profile Domain -Program $progPath -Action Allow -Protocol $_ }
Clear-Variable ruleName
}
}
Clear-Variable progPath
}
}
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