Merge pull request #281847 from greg-lindsay/hub-icons

Add Networking services section

Author: prmerger-automator[bot]

articles/networking/foundations/index.yml

@@ -205,3 +205,18 @@ conceptualContent:
             - url: /azure/dns/dns-troubleshoot
               text: Azure DNS troubleshooting guide
               itemType: reference
+
+# additionalContent section (optional)
+# Card with summary style
+additionalContent:
+  sections:
+    - title: Networking services
+      items:
+        - title: Load balancing and Content Delivery
+          url: /azure/networking/load-balancer-content-delivery/
+        - title: Network security
+          url: /azure/networking/security/
+        - title: Hybrid connectivity
+          url: /azure/networking/hybrid-connectivity/
+        - title: Network monitoring and management
+          url: /azure/networking/monitoring-management/