Clarify relationship between ACLs and RPZ

In the ARM section about RPZ, add text explicitly stating that ACLs take
precedence over RPZ to prevent users from expecting RPZ actions to be
applied to queries coming from clients which are not permitted access to
the resolver by ACLs.

diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index 749a3bb4bc437f53439af5c7ac958b8f979d1ea2..733496d797042caf29d51308faefa14af0d5213f 100644 (file)
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -9645,6 +9645,14 @@ deny-answer-aliases { "example.net"; };
            than that is a configuration error.
          </para>
 
+         <para>
+           Rules encoded in response policy zones are processed after
+           <link linkend="access_control">Access Control Lists
+           (ACLs)</link>.  All queries from clients which are not
+           permitted access to the resolver will be answered with a
+           status code of REFUSED, regardless of configured RPZ rules.
+         </para>
+
          <para>
            Five policy triggers can be encoded in RPZ records.
            <variablelist>