added more items to mock index

Author: asudbring

articles/virtual-network/index2.yml

@@ -48,6 +48,8 @@ landingContent:
     linkLists:
       - linkListType: concept
         links:
+          - text: Plan virtual networks
+            url: /azure/virtual-network/virtual-network-vnet-plan-design-arm
           - text: Connect to an on-premises network
             url: /azure/architecture/reference-architectures/hybrid-networking/
           - text: IPv6
@@ -83,59 +85,77 @@ landingContent:
             url: /azure/virtual-network/virtual-network-manage-subnet
           - text: Monitor virtual networks
             url: /azure/virtual-network/monitor-virtual-network
+          - text: Manage network interfaces
+            url: /azure/virtual-network/virtual-network-network-interface
 
   # Card
   - title: Reliability and availability
     linkLists:
-        - linkListType: quickstart
+        - linkListType: how-to-guide
           links:
-          - text: TBD
-            url: /azure/load-balancer/overview
-          - text: TBD
-            url: /azure/load-balancer/overview
+          - text: Highly available hybrid architecture
+            url: /azure/architecture/reference-architectures/hybrid-networking/expressroute-vpn-failover
+          - text: DHCP server on an Azure Virtual Machine
+            url: /azure/virtual-network/how-to-dhcp-azure
+          - text: Azure VM TCP/IP performance tuning
+            url: /azure/virtual-network/virtual-network-tcpip-performance-tuning
   # Card
   - title: Security and compliance
     linkLists:
-        - linkListType: quickstart
+        - linkListType: concept
           links:
-          - text: TBD
-            url: /azure/load-balancer/overview
-          - text: TBD
-            url: /azure/load-balancer/overview  
+          - text: Virtual network encryption
+            url: /azure/virtual-network/virtual-network-encryption-overview
+          - text: Network security groups
+            url: /azure/virtual-network/network-security-groups-overview
+          - text: Application security groups
+            url: /azure/virtual-network/network-security-groups-overview#application-security-groups
+        - linkListType: learn
+          links:
+          - text: Secure and isolate access to Azure resources
+            url: /training/modules/secure-and-isolate-with-nsg-and-service-endpoints/
   # Card
   - title: Troubleshoot
     linkLists:
-        - linkListType: quickstart
+        - linkListType: how-to-guide
           links:
-          - text: TBD
-            url: /azure/load-balancer/overview
-          - text: TBD
-            url: /azure/load-balancer/overview     
+          - text: Troubleshoot peering issues
+            url: /azure/virtual-network/virtual-network-troubleshoot-peering-issues
+          - text: Can't delete virtual network
+            url: /azure/virtual-network/virtual-network-troubleshoot-cannot-delete-vnet
+          - text: IP address 168.63.129.16
+            url: /azure/virtual-network/what-is-ip-address-168-63-129-16
+          - text: Outbound SMTP connectivity
+            url: /azure/virtual-network/troubleshoot-outbound-smtp-connectivity
   # Card
   - title: How-to guidance
     linkLists:
         - linkListType: quickstart
           links:
-          - text: TBD
-            url: /azure/load-balancer/overview
-          - text: TBD
-            url: /azure/load-balancer/overview
+          - text: Configure MTU for virtual machines
+            url: /azure/virtual-network/how-to-virtual-machine-mtu
+          - text: Create a subnet with multiple prefixes
+            url: /azure/virtual-network/how-to-multiple-prefixes-subnet
+          - text: Update address space for a virtual network peer
+            url: /azure/virtual-network/update-virtual-network-peering-address-space
   # Card
   - title: Network foundation
     linkLists:
       - linkListType: concept
         links:
-          - text: Azure Front Door overview
-            url: /azure/frontdoor/front-door-overview
-          - text: Azure Application Gateway overview
-            url: /azure/application-gateway/overview
+          - text: Azure Bastion overview
+            url: /azure/bastion/bastion-overview
+          - text: Azure DNS overview
+            url: /azure/dns/dns-overview
+          - text: Azure Private Link overview
+            url: /azure/private-link/private-link-overview
 
   # Card
   - title: Training
     linkLists:
-        - linkListType: quickstart
+        - linkListType: learn
           links:
-          - text: TBD
-            url: /azure/load-balancer/overview
-          - text: TBD
-            url: /azure/load-balancer/overview
+          - text: Virtual network peering
+            url: /training/modules/integrate-vnets-with-vnet-peering/
+          - text: Architect network infrastructure in Azure
+            url: /training/paths/architect-network-infrastructure/