private void btnAddIP_Click(object sender, EventArgs e) { SelNic = getSelectedNic(); if (SelNic == null) return; frmAddOneIP frm = new frmAddOneIP(); frm.ShowDialog(); if (frm.SelectedIP != null) { DialogResult reslt = MessageBox.Show(string.Format("Realmente desea agregar la IP {0} a la interface seleccionada {1}?", frm.SelectedIP, SelNic.Name), "Agregar una IP", MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (reslt == DialogResult.Yes) { NetworkConfigurator net = new NetworkConfigurator(); string strVal; net.SetIP(SelNic, frm.SelectedIP.Address.ToString(), frm.SelectedIP.NetMask.ToString(), out strVal); } } }