Merge pull request #448 from bgraef/main

update coredns post for ocne 2

content/posts/ocne/post-30/index.md

@@ -1,9 +1,9 @@
 ---
 title: "Use and Configure CoreDNS"
-date: 2024-06-05
+date: 2024-09-27
 draft: false
-summary: "Learn how to use and Configure CoreDNS with Oracle Cloud Native Environment."
-tags: ["ocne", "lab", "tutorial", "ocne-k8s"]
+summary: "Learn how to use and configure CoreDNS with Oracle Cloud Native Environment."
+tags: ["ocne", "ocne2", "lab", "tutorial", "ocne-k8s"]
 showDate: true
 ---
 
@@ -21,19 +21,10 @@ Dynamic Name System (DNS) provides a way to translate hostnames to IP addresses
 
 In this tutorial, you will learn:
 
-   - How to configure and use CoreDNS
-   - Where to locate the CoreDNS configuration files and how to alter them
+- How to configure and use CoreDNS
+- Where to locate the CoreDNS configuration files and how to alter them
 
 ### Prerequisites
 
-- Minimum of a 3-node Oracle Cloud Native Environment cluster:
-
-   - Operator node
-   - Kubernetes control plane node
-   - Kubernetes worker node
-
-- Each system should have Oracle Linux installed and configured with:
-
-   - An Oracle user account (used during the installation) with sudo access
-   - Key-based SSH, also known as password-less SSH, between the hosts
-   - Installation of Oracle Cloud Native Environment
+- Installation of Oracle Cloud Native Environment
+   - a single control node and single worker node