crccheck/tcpdump repository overview

⁠TCPDump

A minimal Docker container with TCPDump⁠, a packet analyzer (tcpdump) and network traffic capturer (libpcap).

⁠Supported tags

• 4.7.4, latest

⁠Usage

There's a data volume available at /data/ if you need one.

⁠View help and version

$ docker run --rm crccheck/tcpdump --help

⁠Examine the host network

$ docker run --rm --net=host crccheck/tcpdump

⁠Examine the TCP traffic on the host network with Wireshark

$ docker run --rm --net=host crccheck/tcpdump -i any -w - | wireshark -k -i -

⁠Examine the traffic of Docker container foo with Wireshark

$ docker run --rm --net=container:foo crccheck/tcpdump -i any --immediate-mode -w - | wireshark -k -i -

⁠Prior Art

Heavily influnced by corfr/tcpdump⁠, which did a great job of documenting how to use TCPDump with Docker.