Clarification & expansion of port forwarding (#4731)
Clarification & expansion of port forwarding (#4731)

It seems like another sentence or two of explanation about the `-p` option and its syntax might be helpful, here...
shin-/docker.github.io,shin-/docker.github.io,anweiss/docker.github.io,londoncalling/docker.github.io,johnstep/docker.github.io,docker/docker.github.io,anweiss/docker.github.io,johnstep/docker.github.io,JimGalasyn/docker.github.io,thaJeztah/docker.github.io,thaJeztah/docker.github.io,thaJeztah/docker.github.io,johnstep/docker.github.io,docker/docker.github.io,shubheksha/docker.github.io,docker/docker.github.io,londoncalling/docker.github.io,johnstep/docker.github.io,thaJeztah/docker.github.io,shubheksha/docker.github.io,thaJeztah/docker.github.io,johnstep/docker.github.io,JimGalasyn/docker.github.io,shubheksha/docker.github.io,JimGalasyn/docker.github.io,shubheksha/docker.github.io,docker/docker.github.io,londoncalling/docker.github.io,JimGalasyn/docker.github.io,anweiss/docker.github.io,londoncalling/docker.github.io,shin-/docker.github.io,shin-/docker.github.io,docker/docker.github.io,anweiss/docker.github.io,shubheksha/docker.github.io,londoncalling/docker.github.io,JimGalasyn/docker.github.io,shin-/docker.github.io,anweiss/docker.github.io