/// <summary>
 /// 對(duì)指定主機(jī)執(zhí)行 ping 操作并返回結(jié)果
 /// Ping the specified host and return the result
 /// </summary>
 /// <param name="host">需要被 ping 的主機(jī)或 IP 地址 The hostname or IP address to ping</param>
 /// <param name="timeout">ping 超時(shí)時(shí)間，以毫秒為單位 Timeout duration in milliseconds for ping</param>
 /// <returns>包含 ping 操作結(jié)果的 PingResultInfo 對(duì)象 A PingResultInfo object containing the result of the ping operation</returns>
 public static PingResultInfo PingHost(string host, int timeout)
 {
     try
     {
         // 解析域名獲取 IP 地址
         // Resolve the domain name to get IP address
         IPAddress[] addresses = Dns.GetHostAddresses(host);
         if (addresses.Length == 0)
         {
             return new PingResultInfo
             {
                 Host = null,
                 Result = false,
                 Message = "No IP addresses resolved"
             };
         }
         using (Ping pingSender = new Ping())
         {
             PingOptions options = new PingOptions
             {
                 // 設(shè)置防止數(shù)據(jù)包被分片
                 DontFragment = true // Prevent packet fragmentation
             };
             // 數(shù)據(jù)緩沖區(qū)，包含要發(fā)送的字符串?dāng)?shù)據(jù)
             // Data buffer containing the string data to send
             string data = "ABCDEFGHIJKLMNOPQRSTUVWXYZ012345";
             byte[] buffer = Encoding.ASCII.GetBytes(data);
             // 使用第一個(gè)解析的 IP 地址進(jìn)行 ping 操作
             // Use the first resolved IP address to perform the ping
             IPAddress targetIP = addresses[0];
             // 發(fā)送 ping 請(qǐng)求并獲取回復(fù)
             // Send the ping request and obtain the reply
             PingReply reply = pingSender.Send(targetIP, timeout, buffer, options);
             // 創(chuàng)建并返回包含 ping 操作結(jié)果的 PingResultInfo 對(duì)象
             // Create and return a PingResultInfo object containing the ping result
             return new PingResultInfo
             {
                 Host = targetIP,
                 Result = reply.Status == IPStatus.Success,
                 Message = reply.Status == IPStatus.Success
                     ? $"Success: RoundTrip time={reply.RoundtripTime}ms; TTL={reply.Options.Ttl}; Data size={buffer.Length} bytes"
                     : $"Failed: Status={reply.Status}",
                 RoundTripTime = reply.Status == IPStatus.Success ? reply.RoundtripTime : -1,
                 Ttl = reply.Status == IPStatus.Success ? reply.Options.Ttl : -1,
                 DataSize = buffer.Length
             };
         }
     }
     catch (Exception e)
     {
         // 捕獲異常并返回錯(cuò)誤信息
         // Catch any exceptions and return error information
         return new PingResultInfo
         {
             Host = null,
             Result = false,
             Message = $"錯(cuò)誤: {e.Message} Error: {e.Message}"
         };
     }
 }