压缩文件内有两个文件，一个是服务器端，一个是客户端，是关于“编程实现可靠数据传输原理-Go-Back-N”的。-Compressed file, there are two documents, one is the server-side, one is the client is on Programming Principles of reliable data-Go-Back-N s.

gbn 计算机网络 gbn协议实现 设计实现一个GBN协议（可以考虑以文件传输为应用背景）-gbn gbn computer network protocol design and implementation of a GBN protocol (file transfer could be considered as application background)