PowerShell/Scripts/send-udp.ps1
2021-10-04 21:29:23 +02:00

35 lines
1.1 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Sends a UDP datagram message to an IP address and port
.DESCRIPTION
send-udp.ps1 [<TargetIP>] [<TargetPort>] [<Message>]
.EXAMPLE
PS> ./send-udp 192.168.100.100 8080 "TEST"
.NOTES
Author: Markus Fleschutz · License: CC0
.LINK
https://github.com/fleschutz/PowerShell
#>
param([string]$TargetIP = "", [int]$TargetPort = 0, $[string]Message = "")
try {
if ($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" }
$IP = [System.Net.Dns]::GetHostAddresses($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()
"✔️ Done."
exit 0 # success
} catch {
"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
exit 1
}