Update content/en/docs/tasks/network/customize-hosts-file-for-pods.md

Co-authored-by: Tim Bannister <[email protected]>

Author: ayushpatil2122

content/en/docs/tasks/network/customize-hosts-file-for-pods.md

@@ -13,7 +13,10 @@ min-kubernetes-server-version: 1.7
 
 Adding entries to a Pod's `/etc/hosts` file provides Pod-level override of hostname resolution when DNS and other options are not applicable. You can add these custom entries with the HostAliases field in PodSpec.
 
-Modification using the HostAliases field in the PodSpec is recommended because changes
+The Kubernetes project recommends modifying DNS configuration using the `hostAliases` field
+(part of the `.spec` for a Pod), and not by using an init container or other means to edit `/etc/hosts`
+directly.
+Change made in other ways may be overwritten by the kubelet during Pod creation or restart.
 made in other ways may be overwritten by the kubelet during Pod creation or restart.
 
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