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HADOOP-17952. Fix the wrong CIDR range example in Proxy User documentation. (#2780)

Signed-off-by: Akira Ajisaka <aajisaka@apache.org>
(cherry picked from commit c8d327a4f1a7f15d6be35051414199d1d3fdc5ef)
kwangsun 4 年之前
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      hadoop-common-project/hadoop-common/src/site/markdown/Superusers.md

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hadoop-common-project/hadoop-common/src/site/markdown/Superusers.md

@@ -80,7 +80,7 @@ If more lax security is preferred, the wildcard value \* may be used to allow im
         <value>*</value>
       </property>
 
-The `hadoop.proxyuser.$superuser.hosts` accepts list of ip addresses, ip address ranges in CIDR format and/or host names. For example, by specifying as below, user named `super` accessing from hosts in the range `10.222.0.0-15` and `10.113.221.221` can impersonate `user1` and `user2`.
+The `hadoop.proxyuser.$superuser.hosts` accepts list of ip addresses, ip address ranges in CIDR format and/or host names. For example, by specifying as below, user named `super` accessing from hosts in the range `10.222.0.0-10.222.255.255` and `10.113.221.221` can impersonate `user1` and `user2`.
 
        <property>
          <name>hadoop.proxyuser.super.hosts</name>