az-network: add page (#6761)

pages/common/az-network.md

@@ -0,0 +1,21 @@
+# az network
+
+> Manage Azure Network resources.
+> Part of `azure-cli`.
+> More information: <https://docs.microsoft.com/cli/azure/network>.
+
+- List network resources in a region that are used against a subscription quota:
+
+`az network list-usages`
+
+- List all virtual networks in a subscription:
+
+`az network vnet list`
+
+- Create a virtual network:
+
+`az network vnet create --address-prefixes {{10.0.0.0/16}} --name {{vnet}} --resource_group {{group_name}} --submet-name {{subnet}} --subnet-prefixes {{10.0.0.0/24}}`
+
+- Enable accelerated networking for a network interface card:
+
+`az network nic update --accelerated-networking true --name {{nic}} --resource-group {{resource_group}}`