Red en Docker
Mapeo de puertos en docker puerto host:puerto docker
$ sudo docker run -d --name nginx2 -p 8080:80 nginx
$sudo docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES cb10b610eef0 nginx "nginx -g 'daemon of…" 51 seconds ago Up 50 seconds 0.0.0.0:8080->80/tcp nginx2
Mapea un puerto aleatorio del host
$ sudo docker run -d -P nginx
$ sudo docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES cb10b610eef0 nginx "nginx -g 'daemon of…" 51 seconds ago Up 50 seconds 0.0.0.0:8080->80/tcp nginx2 2783b74d3985 nginx "nginx -g 'daemon of…" About a minute ago Up About a minute 0.0.0.0:32768->80/tcp infallible_bartik