C# มีวิธีโชว์ ip ที่เชื่อมต่อทั้งหมดจาก gateway ไหมครับ

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Threading;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            foreach (IPAddress ip in Dns.GetHostEntry("192.168.1.108").AddressList)
            {
                if (ip.AddressFamily.ToString() == "InterNetwork")
                {
                    Console.WriteLine(ip.ToString());
                }
            }
        }

        static IPAddress NetworkGateway()
        {
            IPAddress ip = null;

            foreach (NetworkInterface f in NetworkInterface.GetAllNetworkInterfaces())
            {
                if (f.OperationalStatus == OperationalStatus.Up)
                {
                    foreach (GatewayIPAddressInformation d in f.GetIPProperties().GatewayAddresses)
                    {
                        ip = d.Address;
                    }
                }
            }

            return ip;
        }
    }
}