学习C语言设计的资料2！

端口基础常识大全 端口可分为3大类： 1） 公认端口（Well Known Ports）：从0到1023，它们紧密绑定于一些服务。通常这些端口的通讯明确表明了某种服务的协议。例如：80端口实际上总是HTTP通讯。 2） 注册端口（Registered Ports）：从1024到49151。它们松散地绑定于一些服务。也就是说有许多服务绑定于这些端口，这些端口同样用于许多其它目的。例如：许多系统处理动态端口从1024左右开始。 3） 动态和/或私有端口（Dynamic and/or Private Ports）：从49152到65535。理论上，不应为服务分配这些端口。实际上，机器通常从1024起分配动态端口。但也有例外：SUN的RPC端口从32768开始。 本节讲述通常TCP/UDP端口扫描在防火墙记录中的信息。记住：并不存在所谓ICMP端口。如果你对解读ICMP数据感兴趣，请参看本文的其它部分。-port basis of common sense Daquan ports can be divided into three broad categories : a) recognized ports (Well Known Ports) : 0-1023, which closely bundled with some of these services. These ports are usually clear communication of a service agreement. For example : 80-port virtually always HTTP communications. 2) Registered port (Registered Ports) : from 1,024 to 49,151. They loosely bundled with some of these services. That is to say there are many services bundled with these ports for the same used for many other purposes. For example : Many systems dynamic port from around 1024. 3) Dyn

S7600 TCP_IP网络协议接口芯片资料-S7600 TCP_IP network protocol data interface chip

Excel是Microsoft公司的Office套件中的一种软件，他主要用来处理电子表格。Excel以界面友好、处理数据迅速等优点获得广大办公人员的欢迎。所以很多文档就以Excel的形式保存了下来。对于程序设计人员，在程序设计中，我们往往要访问Excel文件来获得数据。但由于Excel文件不是标准数据库，所以用程序语言来访问他就比较困难。-Microsoft Excel is the Office suite of software. He mainly used to process electronic forms. Excel to friendly interface, data processing advantages of rapid access to the vast number of members of the office. So many files to Excel on the form of depositary down. Design procedures for personnel, in the process, we often have to visit Excel documents to obtain data. However, Excel documents instead of the standard database programming language used there to visit him on the more difficult.

Hp驱动-it is the code of Hp drive

循环队列的出入队程序-cycle access procedures Team

樊昌信《通信原理》书后习题答案，供学习通信的同志参考-Fan letters "Communication Theory" book answer the questions for the study"s reference communication

让文件彻底隐藏的方法-so thoroughly documents hidden method

很不错的UNIX内幕介绍，很值得一看！（分成32个文档）-very good UNIX insider, is an eye-catcher! (Divided into 32 files)

数模和模数转换器，很好的文章，值得一看。-few modulus and Analog to Digital, a good paper, an eye-catcher.

跟我学数字电子技术，一本很不错的学习资料，是初学者的入门资料。欢迎下载交流。-Follow me digital electronic technology, a very good learning materials, is introductory information for beginners. Are welcome to download the exchange.