Update roles-permissions.md

Author: raboilla

articles/vpn-gateway/roles-permissions.md

@@ -56,6 +56,14 @@ For more information, see [Scope levels](../role-based-access-control/scope-over
 > [!NOTE]
 > Allow sufficient time for [Azure Resource Manager cache](../role-based-access-control/troubleshooting.md) to refresh after role assignment changes.
 
+## Additional Services
+
+To view roles and permissions for other services, see the following links:
+
+. [Azure Firewall](../firewall/roles-permissions.md) 
+
+. [Application Gateway](../application-gateway/configuration-infrastructure.md)
+
 ## Next steps
 
 - [What is Azure Role Based Access](../role-based-access-control/overview.md)