Added recent rpm file link

	renamed:    docs/Docker installation on RHEL/Using_bins_and_rpms -> docs/Docker installation on RHEL/Using_bins_and_rpms.md

Author: junawaneshivani

docs/Docker installation on RHEL/Using_bins_and_rpms renamed to docs/Docker installation on RHEL/Using_bins_and_rpms.md

@@ -1,32 +1,40 @@
-Docker installation on RHEL/power 
+# Docker installation on RHEL/power 
 
-## using binaries 
+## Option 1: Using binaries 
 
-To install higher docker version, please download the required version from https://download.docker.com/linux/static/stable/ppc64le/ and copy binaries in /usr/bin as below. 
+- To install higher docker version, please download the required version from https://download.docker.com/linux/static/stable/ppc64le/ and copy binaries in /usr/bin as below. 
+```
 $ wget https://download.docker.com/linux/static/stable/ppc64le/docker-18.06.3-ce.tgz 
 $ tar xzvf docker-18.06.3-ce.tgz 
 $ sudo cp docker/* /usr/bin/ 
+```
 
-You will need to create the service files manually to enable docker as a systemd service. ( non-root user ) 
+- You will need to create the service files manually to enable docker as a systemd service. ( non-root user ) 
+```
 $ wget https://raw.githubusercontent.com/moby/moby/master/contrib/init/systemd/docker.service 
 $ wget https://raw.githubusercontent.com/moby/moby/master/contrib/init/systemd/docker.socket 
 $ sudo cp docker.* /etc/systemd/system/ 
+```
 
-##sudo chmod 644 /etc/systemd/system/docker.* ( not required ) 
-# Create the docker group:  
+- sudo chmod 644 /etc/systemd/system/docker.* ( not required ) 
+- Create the docker group:  
 $ sudo groupadd docker 
 
-# Add the users that should have Docker access to the docker group:  
+- Add the users that should have Docker access to the docker group:  
+```
 $ sudo usermod -a -G docker <user> 
 $ sudo systemctl enable docker 
 $ sudo systemctl start docker 
 $ sudo systemctl status docker 
+```
 
-# Also to install docker directly using rpm on RHEL 7/8 ( using centos rpms) 
-$ dnf install https://dl.fedoraproject.org/pub/epel/7/ppc64le/Packages/c/containerd-1.2.4-1.el7.ppc64le.rpm 
+## Option 2: Using rpm on RHEL 7/8 ( using centos rpms) 
+```
+$ dnf install https://dl.fedoraproject.org/pub/epel/7/ppc64le/Packages/c/containerd-1.2.14-1.el7.ppc64le.rpm
 $ dnf install https://oplab9.parqtec.unicamp.br/pub/ppc64el/docker/version-19.03.8/centos/docker-ce-cli-19.03.8-3.el7.ppc64le.rpm 
 $ dnf install https://oplab9.parqtec.unicamp.br/pub/ppc64el/docker/version-19.03.8/centos/docker-ce-19.03.8-3.el7.ppc64le.rpm 
 
 $ systemctl enable docker 
 $ systemctl start docker 
 $ systemctl is-active docker 
+```