update README.md

README.md

 Cluster support for Soctools project
 
-It's just begining of the work, it works only on Centos 7, (just minmal install and ssh(public key) access(with root user) from "Controller machine" is required on the ansoble hosts(fingerprints should be added before the ansible playbook runs))
+Supported OS: Centos 7, (just minmal install and ssh(public key) access(with root user) from "Controller machine" is required on the ansoble hosts(fingerprints should be added before the ansible playbook runs))
 
 The playbook contains instalation commands for both, cluster and standalone.
 
@@ -21,7 +21,7 @@ Standalone instalation steps
    - ansible-playbook -i inventories_standalone.ini buildimages.yml -t build_standalone
    - ansible-playbook -i inventories_standalone.ini buildca.yml
    - ansible-playbook -i inventories_standalone.ini soctools.yml -t start-docker-containers_standalone
-   - ansible-playbook -i inventories_cluster.ini soctools.yml -t init
+   - ansible-playbook -i inventories_standalone.ini soctools.yml -t init
 
 5. To stop docker containers, run the following command:
    - ansible-playbook -i inventories_standalone.ini soctools.yml -t stop-docker-containers_standalone
@@ -54,7 +54,7 @@ Requirements and Configuration
 P.S.: example inventories_cluster.ini file is: inventories_cluster.example
 
 3. fill the following variables in the group_vars/all/main.yml file
-   - "soctoolsproxy" - FQDN which will be pointed to the "soctoolsproxy_vip" IP address
+   - "soctoolsproxy" - FQDN which will be pointed to the IP address where haproxy contaner wll run (IP address which you wrote under the haproxyhost in the inventories_cluster.ini file)
    - "soctoolsproxy_vip" - One avalable IP address from the same subnet as soctools servers
    - "soctoolsproxy_vip_netmask" - Subnet mask in CIDR format, for example "26"