function Get-L2Domain {
    [CmdletBinding(DefaultParameterSetName="NoParams")]
    [OutputType([PS.IPAM.Domain])]
    param (
        [parameter(Mandatory=$false,ValueFromPipeline=$true,ValueFromPipelineByPropertyName=$true,Position=0,ParameterSetName="ByID")]
        [ValidateScript({ $_ -match "^\d+$" })]
        [ValidateNotNullOrEmpty()]
        [int]
        $Id
    )
    process {
        $_params = @{
            Controller = [PS.IPAM.controllers]::l2domains
            Method     = [PS.IPAM.methods]::GET
            Type       = [PS.IPAM.types]::Domain
        }
        
        switch ($PSCmdlet.ParameterSetName) {
            "ByID" {
                $_identifiers = @($Id)
            }
        }

        $_params.Add("Identifiers",$_identifiers)

        Invoke-Request @_params
    }
}
Export-ModuleMember -Function Get-L2Domain