Update network-security-perimeter.md

Author: samurp

articles/event-hubs/network-security-perimeter.md

@@ -28,3 +28,6 @@ Operating as a service under Azure Private Link, the Network Security Perimeter
 1. Search for "Network Security Perimeter" in the Portal search bar and then click on **Create** button and create the resource.
 1. In the first screen, provide a Name and Region and choose the subscription.
 1. Under the **Resources** section, click on the **Associate** button and navigate to the Event Hubs namespace you want to add. 
+
+## Related Content
+For other Event Hubs security features, see [Network Security for Azure Event Hubs](network-security.md)