PowerShell/Scripts/send-udp.ps1
2021-05-02 21:30:48 +02:00

27 lines
1.1 KiB
PowerShell
Executable File

<#
.SYNTAX send-udp.ps1 [<target-IP>] [<target-port>] [<message>]
.DESCRIPTION sends a UDP datagram message to the given IP address and port
.LINK https://github.com/fleschutz/PowerShell
.NOTES Author: Markus Fleschutz / License: CC0
#>
param($TargetIP = "", [int]$TargetPort = 0, $Message = "")
if ($TargetIP -eq "" ) { $TargetIP = read-host "Enter target IP address" }
if ($TargetPort -eq 0 ) { $TargetPort = read-host "Enter target port" }
if ($Message -eq "" ) { $Message = read-host "Enter message to send" }
try {
$IP = [System.Net.Dns]::GetHostAddresses($TargetIP)
$Address = [System.Net.IPAddress]::Parse($IP)
$EndPoints = New-Object System.Net.IPEndPoint($Address, $TargetPort)
$Socket = New-Object System.Net.Sockets.UDPClient
$EncodedText = [Text.Encoding]::ASCII.GetBytes($Message)
$SendMessage = $Socket.Send($EncodedText, $EncodedText.Length, $EndPoints)
$Socket.Close()
write-host -foregroundColor green "Done."
exit 0
} catch {
write-error "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}