add the note to all quickstarts

Author: halkazwini

articles/route-server/quickstart-configure-route-server-cli.md

@@ -161,6 +161,8 @@ RouteServerIps  : {10.5.10.4, 10.5.10.5}  "virtualRouterAsn": 65515,
 
 ``` 
 
+[!INCLUDE [NVA peering note](../../includes/route-server-note-nva-peering.md)]
+
 ## Configure route exchange 
 
 If you have an ExpressRoute and an Azure VPN gateway in the same virtual network and you want them to exchange routes, you can enable route exchange on the Azure Route Server.

articles/route-server/quickstart-configure-route-server-portal.md

@@ -86,8 +86,7 @@ You'll need the Azure Route Server's peer IPs and ASN to complete the configurat
 
 :::image type="content" source="./media/quickstart-configure-route-server-portal/route-server-overview.png" alt-text="Screenshot of Route Server overview page.":::
 
-> [!IMPORTANT]
-> To ensure that virtual network routes are advertised over the NVA connections, and to achieve high availability, we recommend peering each NVA with both Route Server instances.
+[!INCLUDE [NVA peering note](../../includes/route-server-note-nva-peering.md)]
 
 ## Configure route exchange
 

includes/route-server-note-nva-peering.md

@@ -6,4 +6,4 @@ ms.topic: include
 ms.date: 03/30/2023
 ---
 > [!IMPORTANT]
-> We recommend peering each NVA with both Route Server instances to ensure that virtual network routes are advertised over the NVA connections and to achieve high availability.
+> We recommend peering each NVA with both Route Server instances to ensure that virtual network routes are advertised over the NVA connections and achieve high availability.