fixed invalid links

Author: duongau

articles/expressroute/TOC.yml

@@ -267,7 +267,7 @@
   - name: Backend Connectivity Interoperability
     items:
     - name: Control Plane Analysis
-      href: ../networking/connectivty-interoperability-control-plane.md?toc=/azure/expressroute/toc.json
+      href: ../networking/connectivity-interoperability-control-plane.md?toc=/azure/expressroute/toc.json
   - name: Azure Roadmap
     href: https://azure.microsoft.com/roadmap/?category=networking
   - name: Networking Blog

articles/networking/connectivity-interoperability-control-plane.md

@@ -77,7 +77,7 @@ For more information, see [What is VPN Gateway?](../vpn-gateway/vpn-gateway-abou
 
 ## Next steps
 
-Learn about [data plane analysis](./connectivty-interoperability-data-plane.md) of the test setup and Azure network monitoring feature views.
+Learn about [data plane analysis](./connectivity-interoperability-data-plane.md) of the test setup and Azure network monitoring feature views.
 
 See the [ExpressRoute FAQ](../expressroute/expressroute-faqs.md) to:
 

articles/vpn-gateway/TOC.yml

@@ -54,13 +54,13 @@
   - name: Backend Connectivity Interoperability
     items:
     - name: Preface and Test Setup
-      href: ../networking/connectivty-interoperability-preface.md?toc=/azure/vpn-gateway/toc.json
+      href: ../networking/connectivity-interoperability-preface.md?toc=/azure/vpn-gateway/toc.json
     - name: Test Setup Configuration
-      href: ../networking/connectivty-interoperability-configuration.md?toc=/azure/vpn-gateway/toc.json 
+      href: ../networking/connectivity-interoperability-configuration.md?toc=/azure/vpn-gateway/toc.json 
     - name: Control Plane Analysis
-      href: ../networking/connectivty-interoperability-control-plane.md?toc=/azure/vpn-gateway/toc.json 
+      href: ../networking/connectivity-interoperability-control-plane.md?toc=/azure/vpn-gateway/toc.json 
     - name: Data Plane Analysis
-      href: ../networking/connectivty-interoperability-data-plane.md?toc=/azure/vpn-gateway/toc.json    
+      href: ../networking/connectivity-interoperability-data-plane.md?toc=/azure/vpn-gateway/toc.json    
 - name: How-to guides
   items:
   - name: Create and manage a VPN gateway