C# Signature:

[DllImport("kernel32.dll", SetLastError=true, CharSet=CharSet.Auto)]
static extern bool SetComputerNameEx(COMPUTER_NAME_FORMAT NameType,
   string lpBuffer);
[DllImport("kernel32.dll")]
static extern bool SetComputerName(string lpComputerName);

User-Defined Types:

COMPUTER_NAME_FORMAT

Notes:

None.

Tips & Tricks:

Please add some!

VB.NET Signature:

<DllImport("kernel32.dll")> _
Private Shared Function SetComputerName(ByVal lpComputerName As String) As Boolean
End Function

User-Defined Types:

None.

Sample Code:

    [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
    static extern bool SetComputerNameEx(COMPUTER_NAME_FORMAT NameType,
    string lpBuffer);

Notes:

You need to restart your computer for the new computer name to take effect.

    enum COMPUTER_NAME_FORMAT
    {
        ComputerNameNetBIOS,
        ComputerNameDnsHostname,
        ComputerNameDnsDomain,
        ComputerNameDnsFullyQualified,
        ComputerNamePhysicalNetBIOS,
        ComputerNamePhysicalDnsHostname,
        ComputerNamePhysicalDnsDomain,
        ComputerNamePhysicalDnsFullyQualified,
    }

Tips & Tricks:

Please add some!

    //ComputerNamePhysicalDnsHostname used to rename the computer name and netbios name before domain join
    public static bool RenameComputer(string name)
    {
        try
        {
        return SetComputerNameEx(COMPUTER_NAME_FORMAT.ComputerNamePhysicalDnsHostname, name);
        }
        catch (Exception)
        {
        return false;
        }
    }

C# Sample Code:

using System.Runtime.InteropServices;

Alternative Managed API:

Do you know one? Please contribute it!

    class Program
    {
    [DllImport("kernel32.dll")]
    static extern bool SetComputerName(string lpComputerName);

    static void Main(string[] args)
    {
        bool done = SetComputerName("New Comp Name");

        if (done)
        {
        Console.WriteLine("Done");
        }

        Console.ReadKey();
    }
    }

VB.NET Sample Code:

Imports System.Runtime.InteropServices

Class Program

    <DllImport("kernel32.dll")> _
    Private Function SetComputerName(ByVal lpComputerName As String) As Boolean
    End Function

    Private Shared Sub Main(args As String())

        Dim done As Boolean = SetComputerName("New Comp Name")

        If done Then
        Console.WriteLine("Done")
        End If

        Console.ReadKey()

    End Sub

End Class

Alternative Managed API:

Do you know one? Please contribute it!

http://msdn2.microsoft.com/en-us/library/ms724930.aspx

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