c获取服务器时间.docVIP

C# 获取服务器时间 Posted on 2009-12-16 13:17 Pagan 阅读(1052) 评论(0) 编辑 收藏 ? 代码 using System;using System.Net;using System.Net.Sockets;namespace SNTPTime{ // Leap indicator field values public enum _LeapIndicator { NoWarning, // 0 - No warning LastMinute61, // 1 - Last minute has 61 seconds LastMinute59, // 2 - Last minute has 59 seconds Alarm // 3 - Alarm condition (clock not synchronized) } //Mode field values public enum _Mode { SymmetricActive, // 1 - Symmetric active SymmetricPassive, // 2 - Symmetric pasive Client, // 3 - Client Server, // 4 - Server Broadcast, // 5 - Broadcast Unknown // 0, 6, 7 - Reserved } // Stratum field values public enum _Stratum { Unspecified, // 0 - unspecified or unavailable PrimaryReference, // 1 - primary reference (e.g. radio-clock) SecondaryReference, // 2-15 - secondary reference (via NTP or SNTP) Reserved // 16-255 - reserved } /// summary /// SNTPTimeClient 的摘要说明。 ///  /// Public class members: /// /// LeapIndicator - Warns of an impending leap second to be inserted/deleted in the last /// minute of the current day. (See the _LeapIndicator enum) ///  /// VersionNumber - Version number of the protocol (3 or 4). ///  /// Mode - Returns mode. (See the _Mode enum) ///  /// Stratum - Stratum of the clock. (See the _Stratum enum) ///  /// PollInterval - Maximum interval between successive messages. ///  /// Precision - Precision of the clock. ///  /// RootDelay - Round trip time to the primary reference source. ///  /// RootDispersion - Nominal error relative to the primary reference source. ///  /// ReferenceID - Reference identifier (either a 4 character string or an IP address). ///  /// ReferenceTimestamp - The time at which the clock was last set or c