Update openvpn-azure-ad-client.md

Added FAQs

Author: anzaman

articles/vpn-gateway/openvpn-azure-ad-client.md

@@ -164,9 +164,26 @@ You can modify the downloaded profile XML file and add the **\<dnssuffixes>\<dns
 </azvpnprofile>
 ```
 
+### How do I add custom DNS servers to the VPN client?
+
+You can modify the downloaded profile XML file and add the **\<dnsservers>\<dnsserver> \</dnsserver>\</dnsservers>** tags
+
+```
+<azvpnprofile>
+<clientconfig>
+
+	<dnsservers>
+		<dnsserver>x.x.x.x</dnsserver>
+        <dnsserver>y.y.y.y</dnsserver>
+	</dnsservers>
+    
+</clientconfig>
+</azvpnprofile>
+```
+
 ### How do I add custom routes to the VPN client?
 
-You can modify the downloaded profile XML file and add the **\<route>\<includeroutes>\<destination>\<mask> \</route>\</includeroutes>\</destionation>\</mask>** tags
+You can modify the downloaded profile XML file and add the **\<includeroutes>\<route>\<destination>\<mask> \</destination>\</mask>\</route>\</includeroutes>** tags
 
 ```
 <azvpnprofile>
@@ -182,6 +199,24 @@ You can modify the downloaded profile XML file and add the **\<route>\<includero
 </azvpnprofile>
 ```
 
+### How do I block (exclude) routes from the VPN client?
+
+You can modify the downloaded profile XML file and add the **\<excluderoutes>\<route>\<destination>\<mask> \</destination>\</mask>\</route>\</excluderoutes>** tags
+
+```
+<azvpnprofile>
+<clientconfig>
+
+	<excluderoutes>
+		<route>
+			<destination>x.x.x.x</destination><mask>24</mask>
+		</route>
+	</excluderoutes>
+    
+</clientconfig>
+</azvpnprofile>
+```
+
 ## Next steps
 
 For more information, see [Create an Azure Active Directory tenant for P2S Open VPN connections that use Azure AD authentication](openvpn-azure-ad-tenant.md).