Get Local PC IP

MessageBox.Show(GetLocalPCIP());

Function

protected string GetLocalPCIP()
    {
        string LocalIP = null;

        System.Net.IPHostEntry IPHostEntry = System.Net.Dns.GetHostEntry(System.Net.Dns.GetHostName());

        foreach (System.Net.IPAddress IPAddress in IPHostEntry.AddressList)
        {
            if (IPAddress.AddressFamily.ToString() == "InterNetwork")
            {
                LocalIP = IPAddress.ToString();
            }
        }
        return LocalIP;
    }