document zone "type" in the ARM

This is for ticket #39577
It only added two sentences so didn't update changelog.

diff --git a/doc/arm/Bv9ARM-book.xml b/doc/arm/Bv9ARM-book.xml
index 2ed3cd1098944d99caac87038602b3d035565e39..b2e64eb803d5bbb6d1d2e88fac4d8ac004fc93a5 100644 (file)
--- a/doc/arm/Bv9ARM-book.xml
+++ b/doc/arm/Bv9ARM-book.xml
@@ -11755,6 +11755,18 @@ zone <replaceable>zone_name</replaceable> <optional><replaceable>class</replacea
          <title><command>zone</command> Statement Definition and Usage</title>
          <sect3>
            <title>Zone Types</title>
+
+           <para>
+             The <command>type</command> keyword is required
+             for the <command>zone</command> configuration unless
+             it is an <command>in-view</command> configuration. Its
+             acceptable values include: <varname>delegation-only</varname>,
+             <varname>forward</varname>, <varname>hint</varname>,
+             <varname>master</varname>, <varname>redirect</varname>,
+             <varname>slave</varname>, <varname>static-stub</varname>,
+             and <varname>stub</varname>.
+           </para>
+
            <informaltable colsep="0" rowsep="0">
              <tgroup cols="2" colsep="0" rowsep="0" tgroupstyle="3Level-table">
                <!--colspec colname="1" colnum="1" colsep="0" colwidth="1.108in"/-->