中文说明： 分布式协调功能（DCF） 是基于基本的MAC技术的IEEE 802.11 无线局域网标准。DCF 采用CSMA/CA与 请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报
English Description：
Distributed coordination function (DCF) is the fundamental MAC technique of the IEEE 802.11 based WLAN standard. DCF employs a CSMA/CA with Click the file on the left to start the preview,please ！The preview only provides 20% of the code snippets, the complete code needs to be downloaded Loading Report