socket异步通信模块

本程序是用来发送电子邮件的源代码-this procedure is used to send e-mail source code

运价查询系统,商用源码,请下载学习研究,密码在文档里有提供.-Freight inquiry system, commercial source code, please download the study and research, the password provided in the document there.

留言版用ddd dd!-using in message board.

用socket实现DNS查询，不过解包部分自己得写，用抓包工具看下就知道怎么解了-DNS queries with the socket implementation, but was unpacking some of his writing, using Ethereal tool Kanxia to know how to resolve financial

在网页上画波特图，可以么？ 能，w3.org 上的 vml 里面有介绍-paintings on the website Porter map can? Energy, w3.org the VML There are introduced

本书是网络原理和工程实践的绝佳教科书，不仅适用于教师备课和课程实践的安排，而且有利于网络工程人员自学。该书涉及网络方方面面，包括标准，协议，设备，软件配置，安全和系统集成等，能使你在短时间内从外门汉成为令人羡慕的网络高手。根据学习特点进行内容编排也是本书一大特色，本书提供现实生活中的实例，并配有大量实践练习，不仅能让你在短时间内轻松掌握网络基本原理，而且能在学习基本原理的同时及时进行网络实践，使你成为名副其实的“理论家”和“实践家”。-err

本代码是测试网络链接，代码非常详细，并且可以运行。非常适合学习-This code is to test the network link, the code in great detail, and can run. Very suitable for learning

自己编写的即时通讯客户端，非常简单，只是参考学习用的，欢迎批评指正-Prepared their own instant messaging client, very simple, just a reference to learn and welcome criticism

IP网的QoS技术研究，介绍了排队类型，等待时延等。-IP Network QoS technology research, the type of queue and wait for the time delay.

一个利用电话拨号上网进行电话通信的程序!(得用modem,好象不能用宽带!)-a telephone dial-up telephone communications procedures! (Starting a modem, it seems not use broadband!)