private void RefreshProps() { if (this.InvokeRequired) { this.Invoke(new RefreshHandler(RefreshProps)); return; } nicName.Text = m_nic.Name; nicDescription.Text = m_nic.Description; nicSpeed.Text = m_nic.Speed.ToString(); nicStatus.Text = m_nic.OperationalStatus.ToString(); nicMAC.Text = m_nic.GetPhysicalAddress().ToString(); currentIP.Text = m_nic.CurrentIpAddress.ToString(); currentNetMask.Text = m_nic.CurrentSubnetMask.ToString(); IPInterfaceProperties ipprops = m_nic.GetIPProperties(); if (ipprops.GatewayAddresses.Count > 0) { currentGateway.Text = ipprops.GatewayAddresses[0].Address.ToString(); } else { currentGateway.Text = string.Empty; } dhcpEnabled.Checked = m_nic.GetIPProperties().GetIPv4Properties().IsDhcpEnabled; if (dhcpEnabled.Checked) { dhcpRenew.Enabled = true; currentIP.ReadOnly = true; currentNetMask.ReadOnly = true; currentGateway.ReadOnly = true; currentIP.BackColor = SystemColors.ControlLight; currentNetMask.BackColor = SystemColors.ControlLight; currentGateway.BackColor = SystemColors.ControlLight; } else { dhcpRenew.Enabled = false; currentIP.ReadOnly = false; currentNetMask.ReadOnly = false; currentGateway.ReadOnly = false; currentIP.BackColor = SystemColors.Window; currentNetMask.BackColor = SystemColors.Window; currentGateway.BackColor = SystemColors.Window; } }