PowerShell/scripts/list-network-neighbors.ps1
2024-10-01 15:11:03 +02:00

32 lines
1016 B
PowerShell
Executable File

<#
.SYNOPSIS
Lists the (cached) network neighbors
.DESCRIPTION
This PowerShell script lists all network neighbors of the local computer (using the ARP cache).
.EXAMPLE
PS> ./list-network-neighbors.ps1
IPAddress InterfaceAlias LinkLayerAddress State
--------- -------------- ---------------- -----
192.168.178.43 Ethernet 2C-F0-5D-E7-8E-EE Reachable
...
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
try {
if ($IsLinux) {
& ip neigh | grep REACHABLE
} elseif ($IsMacOS) {
& ip neigh | grep REACHABLE
} else {
Get-NetNeighbor -includeAllCompartments -state Permanent,Reachable | Format-Table -property @{e='IPAddress';width=38},@{e='InterfaceAlias';width=14},@{e='LinkLayerAddress';width=19},@{e='State';width=12}
}
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}