====== Docker - Images - Pull an Image from the Docker Hub ======
The Docker **pull** command is used for downloading Docker images from the Docker Hub or private registry.
* By default, it will download the images from the Docker Hub.
* You will need to specify the name of the private registry if you want to pull from it.
The basic syntax to pull the Docker image from the Docker Hub as shown below:
docker pull [OPTIONS] NAME[:TAG|@DIGEST]
----
===== Pull Ubuntu 20.04 Image =====
For example, to pull the Ubuntu 20.04 Docker image from the Docker Hub, run the following command:
docker pull ubuntu:20.04
returns:
20.04: Pulling from library/ubuntu
6a5697faee43: Pull complete
ba13d3bc422b: Pull complete
a254829d9e55: Pull complete
Digest: sha256:fff16eea1a8ae92867721d90c59a75652ea66d29c05294e6e2f898704bdb8cf1
Status: Downloaded newer image for ubuntu:20.04
docker.io/library/ubuntu:20.04
----
===== List downloaded Docker images =====
docker images
returns
REPOSITORY TAG IMAGE ID CREATED SIZE
ubuntu 20.04 d70eaf7277ea 12 days ago 72.9MB