PowerShell/scripts/send-udp.ps1
2023-10-31 13:03:45 +01:00

42 lines
1.3 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Sends a UDP datagram message to an IP address and port
.DESCRIPTION
This PowerShell script sends a UDP datagram message to an IP address and port.
.PARAMETER TargetIP
Specifies the target IP address
.PARAMETER TargetPort
Specifies the target port number
.PARAMETER Message
Specifies the message text to send
.EXAMPLE
PS> ./send-udp 192.168.100.100 8080 "TEST"
✔️ Done.
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
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 in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}