Merge pull request #292 from avinashvishwanath/devel

Issue #286: Updated Preinstall .md Files of Omnia Core and Appliance

docs/PREINSTALL_OMNIA.md

@@ -7,7 +7,7 @@ Ensure that the following prerequisites are met:
 * SSH Keys for root have been installed on all nodes to allow for password-less SSH.
 * On the manager node, install Ansible and Git using the following commands:
 	* `yum install epel-release -y`
-	* `yum install ansible-2.9.17 git -y`  
+	* `yum install ansible-2.9.18 git -y`  
 __Note:__ Ansible must be installed using __yum__. If Ansible is installed using __pip3__, re-install it using the __yum__ command again.
 
 

docs/PREINSTALL_OMNIA_APPLIANCE.md

@@ -3,15 +3,15 @@
 Ensure that the following prequisites are met before installing the Omnia appliance:
 * On the management node, install Ansible and Git using the following commands:
 	* `yum install epel-release -y`
-	* `yum install ansible-2.9.17 git -y` 
+	* `yum install ansible-2.9.18 git -y`  
 	__Note:__ Ansible must be installed using __yum__. If Ansible is installed using __pip3__, re-install it using the __yum__ command again.
 * Ensure a stable Internet connection is available on management node and target nodes. 
 * CentOS 7.9 2009 is installed on the management node.
 * To provision the bare metal servers, go to http://isoredirect.centos.org/centos/7/isos/x86_64/ and download the **CentOS-7-x86_64-Minimal-2009** ISO file.
 * For DHCP configuration, you can provide a mapping file. The provided details must be in the format: MAC, Hostname, IP. For example, `xx:xx:4B:C4:xx:44,validation01,172.17.0.81` and  `xx:xx:4B:C5:xx:52,validation02,172.17.0.82` are valid entries.  
 __Note:__ A template for mapping file is present in the `omnia/examples`, named `mapping_file.csv`. The header in the template file must not be deleted before saving the file.  
 __Note:__ Ensure that duplicate values are not provided for MAC, Hostname, and IP in the mapping file. The Hostname should not contain the following characters: , (comma), \. (period), and - (hyphen).
-* Connect one of the Ethernet cards on the management node to the HPC switch and the other ethernet card connected to the lobal network.
+* Connect one of the Ethernet cards on the management node to the HPC switch and the other ethernet card connected to the global network.
 * If SELinux is not disabled on the management node, disable it from `/etc/sysconfig/selinux` and restart the management node.
 * The default mode of PXE is __UEFI__, and the BIOS Legacy Mode is not supported.
 * The default boot order for the bare metal servers must be __PXE__.