May 6, 2016
diff --git a/book/http_cache.rst b/book/http_cache.rst
 as dynamic as needed and at the same time, hit the application as little as
 possible.

 .. tip::

    The listener only responds to local IP addresses or
    :doc:`trusted proxies </cookbook/request/load_balancer_reverse_proxy>`.

 .. note::

    Once you start using ESI, remember to always use the ``s-maxage``
diff --git a/cookbook/request/load_balancer_reverse_proxy.rst b/cookbook/request/load_balancer_reverse_proxy.rst
       $response = $kernel->handle($request);
       // ...

 #. Ensure that the trusted_proxies setting in your ``app/config/config.yml``
 #. Ensure that the trusted_proxies setting in your ``app/config/config.yml``
   is not set or it will overwrite the ``setTrustedProxies`` call above.

 That's it! It's critical that you prevent traffic from all non-trusted sources.
Original file line number	Diff line number	Diff line change
Expand Up		@@ -1198,11 +1198,6 @@ One great advantage of the ESI renderer is that you can make your application
		as dynamic as needed and at the same time, hit the application as little as
		possible.

		.. tip::

		The listener only responds to local IP addresses or
		:doc:`trusted proxies </cookbook/request/load_balancer_reverse_proxy>`.

		.. note::

		Once you start using ESI, remember to always use the ``s-maxage``
Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -85,7 +85,7 @@ In this case, you'll need to - very carefully - trust all proxies.
		$response = $kernel->handle($request);
		// ...

		#. Ensure that the trusted_proxies setting in your ``app/config/config.yml``
		#. Ensure that the trusted_proxies setting in your ``app/config/config.yml``
		is not set or it will overwrite the ``setTrustedProxies`` call above.

		That's it! It's critical that you prevent traffic from all non-trusted sources.
Expand Down