====
ConnectionOptions connection = new ConnectionOptions()

connection.Username = txtUser.Text;

connection.Password = txtPswd.Text;

connection.Authority = "ntlmdomain:" + txtDomain.Text;

ManagementScope scope = new ManagementScope

("\\\\" + txtServerName.Text + "\\root\\CIMV2", connection);

scope.Connect();

====

אך איני יודע לבצע את שאר הפעולות.