HLA

说明：  基于VC++的局域网聊天室，能够实现多人房间聊天。(LAN chat room based on VC++ can realize multi-room chat.)

INternet网络协议，邮件通用协议。使用过还可以(Internet network protocol, the message universal agreement. Can also be used)

一个完善的升级程序，可供编写自动升级程序模块参考。(A complete update program solution.)

通信网络的架设问题 若要在n（≥10）个城市之间建设通信网络，只需要架设n-1条线路即可(With the Dijksra algorithm to network G from source points to the rest of the vertices of the shortest path)

断点续传 http download ftp mfc(http download download download )

一个通过网络高速传输文件的控件： 具有以下特点 1.有高速数据传输功能，超过了Winsock控件的吞吐量 2.入校验功能，满足大数据包的收发，理论上不限数据尺寸 3.加入防错代码，提高了接口鲁棒性(through a network of high-speed transmission of documents, the controls : one with the following features. A high-speed data transmission functions Controls over the throughput of Winsock 2.- Check function and meet large data packet transceiver, Theoretically Open-data size 3. to prevent the wrong code, improve the robustness Interface)

多人在线的网络聊天室—服务器，简化实用 可以修改后添加其他功能(Multiplayer online chat rooms- server, simplifying practical Other functions can be modified to add)

利用socket技术，实现了局域网之间的通信，两个客户端之间可以相互聊天(Socket technology, communication between the LAN between the two clients can chat with each other. )

socket 编程基础 里面主要是介绍性文字和少量代码(socket programming which is mainly based introductory text and a small amount of code)

可以获取自己的ip地址，模仿cmd的ipconfig命令(Can get the ip address imitate cmd ipconfig command)