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[master] add missing release notes and fix other doc nits
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README
8
README
@ -67,10 +67,10 @@ BIND 9.11.0
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- Added support for "dyndb", a new API for loading zone data
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from an external database, developed by Red Hat for the FreeIPA
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project.
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- New "fetchlimit" quotas are now available for the use of
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recursive resolvers that are are under high query load for
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domains whose authoritative servers are nonresponsive or are
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experiencing a denial of service attack:
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- "fetchlimit" quotas are now compiled in by default. These
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are for the use of recursive resolvers that are are under
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high query load for domains whose authoritative servers are
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nonresponsive or are experiencing a denial of service attack:
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+ "fetches-per-server" limits the number of simultaneous queries
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that can be sent to any single authoritative server. The
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configured value is a starting point; it is automatically
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@ -4890,7 +4890,7 @@ badresp:1,adberr:0,findfail:0,valfail:0]
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<command>fstrm-set-buffer-hint</command>: The
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threshold number of bytes to accumulate in the output
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buffer before forcing a buffer flush. The minimum is
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1K, the maximum is 64K, and the default is 8K.
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1024, the maximum is 65536, and the default is 8096.
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</simpara>
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</listitem>
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<listitem>
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@ -144,10 +144,15 @@
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</listitem>
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<listitem>
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<para>
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New quotas have been added to limit the queries that are
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sent by recursive resolvers to authoritative servers
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experiencing denial-of-service attacks. When configured,
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these options can both reduce the harm done to authoritative
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Fetch quotas are now compiled in by default: they
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no longer require BIND to be configured with
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<command>--enable-fetchlimit</command>, as was the case
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when the feature was introduced in BIND 9.10.3.
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</para>
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<para>
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These quotas limit the queries that are sent by recursive
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resolvers to authoritative servers experiencing denial-of-service
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attacks. They can both reduce the harm done to authoritative
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servers and also avoid the resource exhaustion that can be
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experienced by recursive servers when they are being used as a
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vehicle for such an attack.
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@ -558,7 +563,7 @@
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recursive lookup returns NXDOMAIN, a second lookup is
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initiated with the specified name appended to the query
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name. This allows NXDOMAIN redirection data to be supplied
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by multiple zones configured on the server or by recursive
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by multiple zones configured on the server, or by recursive
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queries to other servers. (The older method, using
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a single <command>type redirect</command> zone, has
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better average performance but is less flexible.) [RT #37989]
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@ -778,14 +783,6 @@
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[RT #39047]
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</para>
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</listitem>
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<listitem>
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<para>
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A alternative NXDOMAIN redirect method (nxdomain-redirect)
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which allows the redirect information to be looked up from
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a namespace on the Internet rather than requiring a zone
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to be configured on the server is now available.
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</para>
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</listitem>
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<listitem>
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<para>
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Retrieving the local port range from net.ipv4.ip_local_port_range
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@ -816,7 +813,7 @@
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<listitem>
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<para>
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The default preferred glue is now the address type of the
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transport the query was received over.
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transport the query was received over.
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</para>
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</listitem>
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<listitem>
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@ -852,14 +849,26 @@
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does the same but only when answering recursive queries.
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</para>
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</listitem>
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</itemizedlist>
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</section>
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<section xml:id="relnotes_port"><info><title>Porting Changes</title></info>
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<itemizedlist>
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<listitem>
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<para>
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None.
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At server startup time, the queues for processing
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notify and zone refresh queries are now processed in
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LIFO rather than FIFO order, to speed up
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loading of newly added zones. [RT #42825]
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</para>
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</listitem>
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<listitem>
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<para>
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When answering queries of type MX or SRV, TLSA records for
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the target name are now included in the additional section
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to speed up DANE processing. [RT #42894]
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</para>
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</listitem>
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<listitem>
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<para>
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<command>named</command> can now use the TCP Fast Open
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mechanism on the server side, if supported by the
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local operating system. [RT #42866]
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</para>
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</listitem>
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</itemizedlist>
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