packet format

RF communication protocol design include data packet format design 、 CRC check 、 auto error correction and packet send and receive process.

RF通信协议的设计主要包括通信数据包格式的定义，CRC校验的实现、自动纠错功能的实现以及数据包发送、接收的流程。

Deck-monitoring unit plays the role of data exchange between deck-monitoring computer and surface acoustic modem, and processes the receiving data, separates different types of signals to be converted into normal record, according to the prearrangement data packet format.

甲板监视单元的作用是完成与水声调制解调器的数据交换，并对接收到的数据进行处理，根据预知的数据包格式，分离不同种类信号，换算成正常数值加以记录和显示。

This paper gives an introduction to the functions, packet format and working theory of the ARP ( Address Resolution Protocol) and analyses the security vulnerabilities that exist in the ARP.

文章详细介绍了ARP协议的功能、分组格式和工作原理，分析了当前ARP协议所存在的安全性问题。