Update setup-ephemeral-nfs-volume.md
### Set up NFS server
-Set up on Ubuntu [Link](https://help.ubuntu.com/community/SettingUpNFSHowTo)
+Set up on Ubuntu [Link](https://help.ubuntu.com/community/SettingUpNFSHowTo) and make sure to grant NFS Share Access to your Kubernetes cluster.
+
### Create a Configmap with nfs server properties
