dumpcap
A network traffic dump tool.
TLDR
Display available interfaces
$ dumpcap --list-interfaces
Capture packets on a specific interface
$ dumpcap --interface [1]
Capture packets to a specific location
$ dumpcap --interface [1] -w [path/to/output_file.pcapng]
Write to a ring buffer with a specific max file limit of a specific size
$ dumpcap --interface [1] -w [path/to/output_file.pcapng] --ring-buffer filesize:[500000] --ring-buffer files:[10]
