在C#中确定打印机的IP地址

using System;
using System.Linq;
using System.Net.NetworkInformation;
using System.Net.Sockets;

public class PrinterFinder
{
    public static void Main()
    {
        string printerIpAddress = FindPrinterIpAddress();
        Console.WriteLine($"Printer IP address: {printerIpAddress}");
    }

    private static string FindPrinterIpAddress()
    {
        string subnet = "192.168.1.";
        int startIpAddress = 1;
        int endIpAddress = 254;

        for (int i = startIpAddress; i <= endIpAddress; i++)
        {
            string ipAddress = subnet + i;
            if (IsDeviceAvailable(ipAddress))
            {
                return ipAddress;
            }
        }

        return null;
    }

    private static bool IsDeviceAvailable(string ipAddress)
    {
        Ping ping = new Ping();
        PingReply reply = ping.Send(ipAddress, 1000);

        if (reply.Status == IPStatus.Success)
        {
            return true;
        }

        return false;
    }
}