% DOCKER(1) Docker User Manuals % Docker Community % JUNE 2014
docker-port - List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT
docker port [--help] CONTAINER [PRIVATE_PORT[/PROTO]]
List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT
--help Print usage statement
# docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES b650456536c7 busybox:latest top 54 minutes ago Up 54 minutes 0.0.0.0:1234->9876/tcp, 0.0.0.0:4321->7890/tcp test
# docker port test 7890/tcp -> 0.0.0.0:4321 9876/tcp -> 0.0.0.0:1234
# docker port test 7890/tcp 0.0.0.0:4321 # docker port test 7890 0.0.0.0:4321
# docker port test 7890/udp 2014/06/24 11:53:36 Error: No public port '7890/udp' published for test
April 2014, Originally compiled by William Henry (whenry at redhat dot com) June 2014, updated by Sven Dowideit SvenDowideit@home.org.au November 2014, updated by Sven Dowideit SvenDowideit@home.org.au