Obtain Information About the Local Network Interface

Here you will learn ,How to obtain information about the network adapters and network configuration of the local machine.

Code section for application

/****************************************
 * Coded By : D. E Sandaruwan           *
 * Email : erandika1986@gmail.com       *
 * Skype : erandika.sandaruwan          *
 * **************************************/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Net.NetworkInformation;

namespace GetNetWorkAdaInfor
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void btnGetInfo_Click(object sender, EventArgs e)
        {
            //Only proceed if there is a network available
            if (NetworkInterface.GetIsNetworkAvailable())
            {
                //Get the set off all NetworkInterface objects for the local machine
                NetworkInterface[] inteface = NetworkInterface.GetAllNetworkInterfaces();

                rtxtInfo.Text = "======================================================================" + "\n";

                //Iterate through the interface and display information
                foreach (NetworkInterface netInter in inteface)
                {
                    //Print basic inteface info
                    rtxtInfo.Text = rtxtInfo.Text + "Interface Name : " + netInter.Name + "\n";
                    rtxtInfo.Text = rtxtInfo.Text + "Description    : " + netInter.Description + "\n";
                    rtxtInfo.Text = rtxtInfo.Text + "ID             : " + netInter.Id + "\n";
                    rtxtInfo.Text = rtxtInfo.Text + "Type           : " + netInter.NetworkInterfaceType + "\n";
                    rtxtInfo.Text = rtxtInfo.Text + "Speed          : " + netInter.Speed + "\n";
                    rtxtInfo.Text = rtxtInfo.Text + "Status         : " + netInter.OperationalStatus + "\n";

                    //report physical address
                    rtxtInfo.Text = rtxtInfo.Text + "Physical address : " + netInter.GetPhysicalAddress().ToString() + "\n";

                    //report network statistics for the interface.
                    rtxtInfo.Text = rtxtInfo.Text + "Byte Sent      : " + netInter.GetIPv4Statistics().BytesSent + "\n";

                    rtxtInfo.Text = rtxtInfo.Text + "Byte Received  : " + netInter.GetIPv4Statistics().BytesReceived + "\n" + "\n" + "\n";

                    //Report IP configuration
                    rtxtInfo.Text = rtxtInfo.Text + "IP Address     : " + "\n";

                    foreach (UnicastIPAddressInformation addr in netInter.GetIPProperties().UnicastAddresses)
                    {
                        rtxtInfo.Text = rtxtInfo.Text + addr.Address + " , Lease expires : " + DateTime.Now + new TimeSpan(0, 0, (int)addr.DhcpLeaseLifetime) + "\n";
                    }

                    rtxtInfo.Text = rtxtInfo.Text + "======================================================================" + "\n";
                }
            }
            else
            {
                rtxtInfo.Text = "No network available in this machine.";
            }
        }
    }
}

Download Source Code here

Download Link