Definitions for "binary log file"
a file that is written to with system or program information, and instead of writing the information in readable text, the information is formated in such a why that a program is needed to interpret it
a file with data that is not human readable
a log file format used by tools based on libpcap libraries like Ethereal , tcpdump or Snort , to log and analyze network traffic
Keywords:  packets, capture, across, sent, actual
a capture of all the actual IP packets that are sent across the network