capinfo1
Print statistics about packet capture files
Usage
capinfo file ...
Overview
capinfo is a tool for displaying statistics about network traffic from files saved with tcpdump(8) or snoop(1M).
For pcap files, capinfo will display the following information:
byte order of the capture file
libpcap version used for packet capture
capture timezone (usually empty)
significant figures of timestamps (usually empty)
snap length: maximum packet size captured
data link type
number of packets and bytes
number of snaplen truncated packets
timestamp of the first and last packets
For snoop files, capinfo will display the following information:
snoop version used for packet capture
data link type
number of packets and bytes
number of snaplen truncated packets
timestamp of the first and last packets