class NetConfig
{
#Properties
[STRING]$ComputerName = "srv01";
[STRING]$IpAddress = "192.168.178.2";
[STRING]$DNS = "192.168.178.1";
#Methods

        [Void]
            SetComputerName([STRING]$Name)
           {
                 $this.ComputerName = $name;
           }
}
$MyObj = [NetConfig]::new();
$myObj.ComputerName;
$MyObj.SetComputerName("srv02");
$myObj.ComputerName;