1. prerequisite
systemctl stop firewalld
systemctl disable firewalld
systemctl status firewalld

systemctl disable iptables

2. Install and start docker
yum -y install docker
systemctl start docker

3. Install IMS 3.0 docker
then follow the wiki below to setup the env
https://irdeto.atlassian.net/wiki/display/IMS/IMS+docker+cluster+deployment

After bash ./ims-cluster.sh start
using docker ps to check the status

4. docker ps
using this command to see if all components already started.
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tar -xzvf *.tar.gz

5. Check logs
docker logs compoentid
docker logs a5fded29134c > bc3.log

6. docker exec -it <component id> /bin/bash to see the folders under the component
7. docker stop/start <component id>
8. docker inspect <component id>