Functions/Get-MacVendor.ps1
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<#PSScriptInfo
.VERSION 1.0.54 .GUID 61cb130e-2c70-488b-968f-82eb57a198e5 .AUTHOR PM091 .DESCRIPTION Get-MacVendor .COMPANYNAME pez863 .TAGS PSScript #> function Get-MacVendor { <# .SYNOPSIS Resolve MacAddresses To Vendors .DESCRIPTION This Function Queries The MacVendors API With Supplied MacAdderess And Returns Manufacturer Information If A Match Is Found .PARAMETER MacAddress MacAddress To Be Resolved .EXAMPLE Get-MacVendor -MacAddress 00:00:00:00:00:00 .EXAMPLE Warning ! ! This may error due to api limits Get-DhcpServerv4Lease -ComputerName $ComputerName -ScopeId $ScopeId | Select -ExpandProperty ClientId | Foreach-Object {Get-MacVendor -MacAddress $_; sleep 1} Get-NetAdapter | select -ExpandProperty MacAddress | Foreach-Object {Get-MacVendor -MacAddress $_; sleep 1} .EXAMPLE Get-MacVendor -MacAddress 00-09-0F-AA-00-01, B8-31-B5-3D-75-D1, 00-09-0F-FE-00-01, F0-6E-0B-DA-B6-A7, F0-6E-0B-DA-B6-A8 Would return Vendor MacAddress ------ ---------- Fortinet Inc. 00-09-0F-AA-00-01 Microsoft Corporation B8-31-B5-3D-75-D1 Fortinet Inc. 00-09-0F-FE-00-01 Microsoft Corporation F0-6E-0B-DA-B6-A7 Microsoft Corporation F0-6E-0B-DA-B6-A8 .NOTES Originally published as script Get-MacVendor.ps1 on PSGallery * added write-verbose * removed a-f in regex as case insensitive by default * added example #> [CmdletBinding()] param( [Parameter (Mandatory)] [ValidatePattern('^([0-9A-F]{2}[:-]){5}([0-9A-F]{2})$')] [string[]] $MacAddress ) begin { Write-Verbose -Message "Starting [$($MyInvocation.Mycommand)]" $CurrentMac = 0 } process { foreach ($Mac in $MacAddress) { $CurrentMac++ Write-Progress -Activity "Resoving MacAddress : $Mac" -Status "$CurrentMac of $($MacAddress.Count)" -PercentComplete (($CurrentMac / $MacAddress.Count) * 100) try { Write-Verbose -Message 'Sending Request to https://api.macvendors.com/' Invoke-RestMethod -Method Get -Uri https://api.macvendors.com/$Mac -ErrorAction SilentlyContinue | ForEach-Object { [pscustomobject] @{ Vendor = $_ MacAddress = $Mac } } Start-Sleep -Milliseconds 1000 } catch { [pscustomobject] @{ Vendor = 'UNKNOWN' MacAddress = $Mac } Start-Sleep -Milliseconds 1000 } } } end { Write-Verbose -Message "Ending [$($MyInvocation.Mycommand)]" } } |