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	<id>https://docs.opendium.com/w/index.php?action=history&amp;feed=atom&amp;title=Group_Inheritance</id>
	<title>Group Inheritance - Revision history</title>
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	<updated>2026-05-13T16:54:26Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;diff=322&amp;oldid=prev</id>
		<title>Steve at 10:41, 13 October 2022</title>
		<link rel="alternate" type="text/html" href="https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;diff=322&amp;oldid=prev"/>
		<updated>2022-10-13T10:41:00Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:41, 13 October 2022&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l26&quot;&gt;Line 26:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 26:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Single group inheritance ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Single group inheritance ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;When only a single group applies, the inheritance is very simple to understand.  An example of this is where the user is a member of exactly one group and their IP address either isn't relevant (in the case of [[RADIUS Attributes]]), or isn't in any of the defined networks.  Imagine the tree of groups above, with users called Alys in ''Year10'', and Bob in ''Year12'' and a configuration that blocks web accesses to social networking websites for everyone except for sixth form students:&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;When only a single group applies, the inheritance is very simple to understand.  An example of this is where the user is a member of exactly one group and their IP address either isn't relevant (in the case of [[RADIUS&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;: &lt;/ins&gt;Attributes]]), or isn't in any of the defined networks.  Imagine the tree of groups above, with users called Alys in ''Year10'', and Bob in ''Year12'' and a configuration that blocks web accesses to social networking websites for everyone except for sixth form students:&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* The ''Social Networking'' category is blocked in the ''Everyone'' group with the filter sensitivity set to 5, which will be inherited by all of the groups.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* The ''Social Networking'' category is blocked in the ''Everyone'' group with the filter sensitivity set to 5, which will be inherited by all of the groups.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

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		<author><name>Steve</name></author>
	</entry>
	<entry>
		<id>https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;diff=159&amp;oldid=prev</id>
		<title>Steve at 16:28, 11 October 2022</title>
		<link rel="alternate" type="text/html" href="https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;diff=159&amp;oldid=prev"/>
		<updated>2022-10-11T16:28:10Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;a href=&quot;https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;amp;diff=159&amp;amp;oldid=151&quot;&gt;Show changes&lt;/a&gt;</summary>
		<author><name>Steve</name></author>
	</entry>
	<entry>
		<id>https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;diff=151&amp;oldid=prev</id>
		<title>Steve: Created page with &quot;Opendium systems have a powerful grouping mechanism which is configured on the Users &amp; Groups page, with groups organised into a tree, and users, networks and individual computers assigned to one or more of the groups.  Settings, such as web filtering, permissions, etc. can be set on each group and by default are inherited by the groups, users and networks within. This is a very flexible approach, allowing global configuration to be set for the root ''Everyone'' grou...&quot;</title>
		<link rel="alternate" type="text/html" href="https://docs.opendium.com/w/index.php?title=Group_Inheritance&amp;diff=151&amp;oldid=prev"/>
		<updated>2022-10-11T11:25:55Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Opendium systems have a powerful grouping mechanism which is configured on the &lt;a href=&quot;/wiki/Users_%26_Groups&quot; title=&quot;Users &amp;amp; Groups&quot;&gt;Users &amp;amp; Groups&lt;/a&gt; page, with groups organised into a tree, and users, networks and individual computers assigned to one or more of the groups.  Settings, such as web filtering, permissions, etc. can be set on each group and by default are inherited by the groups, users and networks within. This is a very flexible approach, allowing global configuration to be set for the root &amp;#039;&amp;#039;Everyone&amp;#039;&amp;#039; grou...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Opendium systems have a powerful grouping mechanism which is configured on the [[Users &amp;amp; Groups]] page, with groups organised into a tree, and users, networks and individual computers assigned to one or more of the groups.  Settings, such as web filtering, permissions, etc. can be set on each group and by default are inherited by the groups, users and networks within. This is a very flexible approach, allowing global configuration to be set for the root ''Everyone'' group, and then refined in the more specific groups, relaxing filters for staff or tightening them for students, for example.&lt;br /&gt;
&lt;br /&gt;
When the system needs to check the configuration, it looks to see which groups apply.  For example, when a user accesses a web page, the web proxy will look to see which groups the authenticated user who's making the request is a member of, and which groups contain networks to which the requesting IP address belongs.&lt;br /&gt;
&lt;br /&gt;
Consider the following common group configuration, which is based on our [[Recommended Minimal Configuration#Group configuration|recommended group structure]]:&lt;br /&gt;
&lt;br /&gt;
{{Recommended Group Structure}}&lt;br /&gt;
&lt;br /&gt;
[[Category:Knowledgebase]]&lt;/div&gt;</summary>
		<author><name>Steve</name></author>
	</entry>
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