NetworkHelper/Public/Get-NetworkAddress.ps1

Function Get-NetworkAddress
{
    <#
    .Synopsis
    Takes an IP address and subnet mask then calculates the network address for the range.
    .Description
    Get-NetworkAddress returns the network address for a subnet by performing a bitwise AND
    operation against the decimal forms of the IP address and subnet mask. Get-NetworkAddress
    expects both the IP address and subnet mask in dotted decimal format.
    .Parameter IPAddress
    Any IP address within the network range.
    .Parameter SubnetMask
    The subnet mask for the network.
  #>

    
    [CmdLetBinding()]
    Param (
        [Parameter(Mandatory = $True, Position = 0, ValueFromPipeline = $True)]
        [Net.IPAddress]$IPAddress,
        
        [Parameter(Mandatory = $True, Position = 1)]
        [Alias('Mask')]
        [Net.IPAddress]$SubnetMask
    )
    
    Process
    {
        Return ConvertTo-DottedDecimalIP ((ConvertTo-DecimalIP $IPAddress) -BAnd (ConvertTo-DecimalIP $SubnetMask))
    }
}