Updated preinstall to mention separate deployment node
@@ -5,7 +5,7 @@ Omnia assumes that prior to installation:
* Systems have a base operating system (currently CentOS 7 or 8)
* Network(s) has been cabled and nodes can reach the internet
* SSH Keys for `root` have been installed on all nodes to allow for password-less SSH
-* Ansible is installed on the master node
+* Ansible is installed on either the master node or a separate deployment node
```
yum install ansible
```
