Add notes around using ports 80/433 for application URL

Author: rcastley

content/en/ninja-workshops/1-automatic-discovery/2-petclinic-kubernetes/2-preparation/2-petclinic.md

@@ -85,7 +85,7 @@ curl http://ifconfig.me
 
 ```
 
-You can validate if the application is running by visiting **http://<IP_ADDRESS>:81** (replace **<IP_ADDRESS>** with the IP address you obtained above). You should see the PetClinic application running.
+You can validate if the application is running by visiting **http://<IP_ADDRESS>:81** (replace **<IP_ADDRESS>** with the IP address you obtained above). You should see the PetClinic application running. The application is also running on ports **80** & **443** if you prefer to use those or port **81** is unreachable.
 
 ![Pet shop](../../images/petclinic.png)
 

content/en/ninja-workshops/1-automatic-discovery/2-petclinic-kubernetes/3-verify-setup/1-website.md

@@ -14,7 +14,9 @@ You are a **hip urban professional**, longing to buy your next novelty items in
 
 The purpose of this exercise is for you to interact with the Online Boutique web application.  This is a sample application that is used to demonstrate the capabilities of Splunk Observability Cloud. The application is a simple e-commerce site that allows you to browse items, add them to your cart, and then checkout.
 
-The application will already be deployed for you and your instructor will provide you with a link to the Online Boutique website.
+The application will already be deployed for you and your instructor will provide you with a link to the Online Boutique website e.g:
+
+* **http://<s4r-workshop-i-xxx.splunk>.show:81/**. The application is also running on ports **80** & **443** if you prefer to use those or port **81** is unreachable.
 
 {{% notice style="green" icon="running" title="Exercise - Let's go shopping" %}}