https://learn.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse?tabs=powershell&pivots=windows-server-2025


if (!(Get-NetFirewallRule -Name "OpenSSH-Server-In-TCP" -ErrorAction SilentlyContinue)) {
    Write-Output "Firewall Rule 'OpenSSH-Server-In-TCP' does not exist, creating it..."
    New-NetFirewallRule -Name 'OpenSSH-Server-In-TCP' -DisplayName 'OpenSSH Server (sshd)' -Enabled True -Direction Inbound -Protocol TCP -Action Allow -LocalPort 2222
} else {
    Write-Output "Firewall rule 'OpenSSH-Server-In-TCP' has been created and exists."
}



https://learn.microsoft.com/en-us/windows/wsl/networking#mirrored-mode-networking

New-NetFirewallHyperVRule -Name "WslSshServer" -DisplayName "WslSshServer" -Direction Inbound -VMCreatorId '{40E0AC32-46A5-438A-A0B2-2B479E8F2E90}' -Protocol TCP -LocalPorts 22


Get-NetFirewallHyperVRule |
    Where-Object { $_.Enabled -eq 'True' } |
    Get-NetFirewallPortFilter |
    Where-Object { $_.LocalPort -eq 22 }