2466. [doc] ARM: explain max-cache-ttl 0 SERVFAIL issue.

                       [RT #18302]

diff --git a/CHANGES b/CHANGES
index 47dcc8b7930b22257de9dab522dcbed1f9e14ce1..ae4936679fe7e0a64a445b00060f6d8750206030 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+2466.  [doc]           ARM: explain max-cache-ttl 0 SERVFAIL issue.
+                       [RT #18302]
+
 2465.  [bug]           Adb's handling of lame addresses was different
                        for IPv4 and IPv6. [RT #18738]
 

diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index d10449df452d574982f057d94733ad390f348940..cdcb9d8a410831615198b747294c5e7682daf84e 100644 (file)
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -18,7 +18,7 @@
  - PERFORMANCE OF THIS SOFTWARE.
 -->
 
-<!-- File: $Id: Bv9ARM-book.xml,v 1.241.18.96 2008/10/15 22:27:52 marka Exp $ -->
+<!-- File: $Id: Bv9ARM-book.xml,v 1.241.18.97 2008/10/17 19:37:35 jreed Exp $ -->
 <book xmlns:xi="http://www.w3.org/2001/XInclude">
   <title>BIND 9 Administrator Reference Manual</title>
 
@@ -7178,6 +7178,10 @@ avoid-v6-udp-ports { 40000; range 50000 60000; };
                  Sets the maximum time for which the server will
                   cache ordinary (positive) answers. The default is
                   one week (7 days).
+                 A value of zero may cause all queries to return
+                 SERVFAIL, because of lost caches of intermediate
+                 RRsets (such as NS and glue AAAA/A records) in the
+                 resolution process.
                 </para>
               </listitem>
             </varlistentry>