docker 3

DockerSwarm/Intro-Cloud.adoc

@@ -193,6 +193,26 @@ This command is used to display all the images currently installed on the system
 -    Created − The number of days since the image was created.
 -    Virtual Size − The size of the image.
 
+==== Docker Hub 
+
+Docker Hub is a registry service on the cloud that allows you to download Docker images that are built by other communities. You can also upload your own Docker built images to Docker hub.
+
+To run apache, you need to run the following command −
+
+.run docker image from Docker Hub
+[source,sh]
+----
+docker run -p 8080:80 apache
+
+Note the following points about the above  command −
+
+
+    Here, apache is the name of the image we want to download from Docker hub and install on our Ubuntu machine.
+
+    -p is used to map the port number of the internal Docker image to our main Ubuntu server so that we can access the container accordingly.
+----
+
+
 
 === Containers