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	<id>https://sarwiki.informatik.hu-berlin.de/index.php?action=history&amp;feed=atom&amp;title=Securing_Internet_Access_on_WRT_via_OpenVPN</id>
	<title>Securing Internet Access on WRT via OpenVPN - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://sarwiki.informatik.hu-berlin.de/index.php?action=history&amp;feed=atom&amp;title=Securing_Internet_Access_on_WRT_via_OpenVPN"/>
	<link rel="alternate" type="text/html" href="https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;action=history"/>
	<updated>2026-04-08T13:22:03Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.6</generator>
	<entry>
		<id>https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6871&amp;oldid=prev</id>
		<title>Kurth: /* Keys und Zertifikate für Server/Client */</title>
		<link rel="alternate" type="text/html" href="https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6871&amp;oldid=prev"/>
		<updated>2007-03-12T14:35:53Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Keys und Zertifikate für Server/Client&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 14:35, 12 March 2007&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 12:&lt;/td&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 12:&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; $ mkdir certs&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; $ mkdir certs&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;div&gt; &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; &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; $ openssl req -new -newkey rsa:1024 -out certs/server.csr -nodes -keyout private/server.key -days 3650  &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;# Cert-Request für Server $ openssl x509 -req -in certs/server.csr -out certs/server.cert -CA ca.cert -CAkey private/ca.key -CAserial serial -days 3650  # Cert aus Request&lt;/del&gt;&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; $ openssl req -new -newkey rsa:1024 -out certs/server.csr -nodes -keyout private/server.key -days 3650  &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; # Cert-Request für Server &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; $ openssl x509 -req -in certs/server.csr -out certs/server.cert -CA ca.cert -CAkey private/ca.key -CAserial serial -days 3650  &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; # Cert aus Request&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;div&gt; &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; &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; $ openssl req -new -newkey rsa:1024 -out certs/client01.csr -nodes -keyout private/client01.key -days 3650  &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;# Cert-Request für 1. Client $ openssl x509 -req -in certs/client01.csr -out certs/client01.cert -CA ca.cert -CAkey private/ca.key -CAserial serial -days 3650  # Cert aus Request&lt;/del&gt;&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; $ openssl req -new -newkey rsa:1024 -out certs/client01.csr -nodes -keyout private/client01.key -days 3650  &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; # Cert-Request für 1. Client &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; $ openssl x509 -req -in certs/client01.csr -out certs/client01.cert -CA ca.cert -CAkey private/ca.key -CAserial serial -days 3650  &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; # Cert aus Request&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;= OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf) =&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;= OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf) =&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Kurth</name></author>
	</entry>
	<entry>
		<id>https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6870&amp;oldid=prev</id>
		<title>Kurth: /* OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf) */</title>
		<link rel="alternate" type="text/html" href="https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6870&amp;oldid=prev"/>
		<updated>2007-03-12T14:32:15Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf)&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 14:32, 12 March 2007&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 18:&lt;/td&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 18:&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;= OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf) =&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;= OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf) =&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;div&gt; # Zeilen-Kommentare koennen mit # oder ; eingeleitet werden.&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; # Zeilen-Kommentare koennen mit # oder ; eingeleitet werden.&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; # Dabei hat es sich durchgesetzt # für echte Kommentare zu verwenden und &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;# ; zum Ausschalten von nicht gewuenschten Konfigurations-Parametern.&lt;/del&gt;&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; # Dabei hat es sich durchgesetzt # für echte Kommentare zu verwenden und &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; # ; zum Ausschalten von nicht gewuenschten Konfigurations-Parametern.&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;div&gt; &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; &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;div&gt; cd /etc/openvpn           # Setzt cwd des Prozesses (fuer relative Pfadangaben)&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; cd /etc/openvpn           # Setzt cwd des Prozesses (fuer relative Pfadangaben)&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 42:&lt;/td&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 43:&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; server 192.168.200.0 255.255.255.0   # IP-Subnetz fuer Tunnel-Enden (wird auf tun-Device gesetzt)&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; server 192.168.200.0 255.255.255.0   # IP-Subnetz fuer Tunnel-Enden (wird auf tun-Device gesetzt)&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;div&gt; ;duplicate-cn                        # Auskommentieren, wenn 1 Zert./Key-Paar fuer mehrere&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; ;duplicate-cn                        # Auskommentieren, wenn 1 Zert./Key-Paar fuer mehrere&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;                                     # Clienten benutzt werden soll&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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; &lt;/ins&gt;                                     # Clienten benutzt werden soll&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;div&gt; &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; &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;div&gt; keepalive 30 300                     # Anpassung fuer &quot;Hello&quot;-Pakete, default: 10 120&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; keepalive 30 300                     # Anpassung fuer &quot;Hello&quot;-Pakete, default: 10 120&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 53:&lt;/td&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 54:&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; comp-lzo                             # Komprimiere Pakete vor dem Verschluesseln&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; comp-lzo                             # Komprimiere Pakete vor dem Verschluesseln&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;div&gt; &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; &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; # Gebe root-Rechte auf UNIX-Systemen nach dem Erzeugen der TUN/TAP-Devices ab &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;user nobody group nobody persist-key persist-tun&lt;/del&gt;&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; # Gebe root-Rechte auf UNIX-Systemen nach dem Erzeugen der TUN/TAP-Devices ab &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; user nobody group nobody persist-key persist-tun&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;div&gt; &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; &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;div&gt; verb 0                               # Kein logging nach der Testphase&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; verb 0                               # Kein logging nach der Testphase&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Kurth</name></author>
	</entry>
	<entry>
		<id>https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6862&amp;oldid=prev</id>
		<title>Kurth: /* iptables-Regeln setzen */</title>
		<link rel="alternate" type="text/html" href="https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6862&amp;oldid=prev"/>
		<updated>2007-03-09T11:14:20Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;iptables-Regeln setzen&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 11:14, 9 March 2007&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 107:&lt;/td&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 107:&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; $ iptables -A OUTPUT -p udp --sport 1194 -j ACCEPT              # Ausgehende VPN-Pakete erlauben&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; $ iptables -A OUTPUT -p udp --sport 1194 -j ACCEPT              # Ausgehende VPN-Pakete erlauben&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;div&gt; $ iptables -A FORWARD -i tun0 -o ppp0 -j ACCEPT                 # Pakete weiterleiten&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; $ iptables -A FORWARD -i tun0 -o ppp0 -j ACCEPT                 # Pakete weiterleiten&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; $ iptables -A FORWARD -o tun0 -i ppp0 -j ACCEPT &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;$ iptables -t nat -A POSTROUTING -i tun0 -o ppp0 -j MASQUERADE  # Pakete ins Internet maskieren&lt;/del&gt;&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; $ iptables -A FORWARD -o tun0 -i ppp0 -j ACCEPT &lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-deleted&quot;&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; $ iptables -t nat -A POSTROUTING -i tun0 -o ppp0 -j MASQUERADE  # Pakete ins Internet maskieren&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Kurth</name></author>
	</entry>
	<entry>
		<id>https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6861&amp;oldid=prev</id>
		<title>Kurth at 11:13, 9 March 2007</title>
		<link rel="alternate" type="text/html" href="https://sarwiki.informatik.hu-berlin.de/index.php?title=Securing_Internet_Access_on_WRT_via_OpenVPN&amp;diff=6861&amp;oldid=prev"/>
		<updated>2007-03-09T11:13:06Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;= Voraussetzungen =&lt;br /&gt;
Es müssen auf den Endpunkten die openvpn-binaries inkl. aller Bibliotheken vorhanden sein (liblzo, libopenssl); TUN/TAP-Device muss auf dem System vorhanden sein (Kernel-Modul, Treiber)&lt;br /&gt;
&lt;br /&gt;
= CA und Zertifikate erstellen =&lt;br /&gt;
== CA Key + Cert-Req. ==&lt;br /&gt;
 $ mkdir private&lt;br /&gt;
 $ openssl genrsa -out private/ca.key 2048   # RSA-CA-Key erstellen&lt;br /&gt;
 $ openssl req -new -x509 -days 3650 -key private/ca.key -out ca.cert -set_serial 1  # CA-Zertifikat erstellen (ca.cert)&lt;br /&gt;
&lt;br /&gt;
== Keys und Zertifikate für Server/Client ==&lt;br /&gt;
 $ echo 01 &amp;gt; serial&lt;br /&gt;
 $ mkdir certs&lt;br /&gt;
 &lt;br /&gt;
 $ openssl req -new -newkey rsa:1024 -out certs/server.csr -nodes -keyout private/server.key -days 3650  # Cert-Request für Server $ openssl x509 -req -in certs/server.csr -out certs/server.cert -CA ca.cert -CAkey private/ca.key -CAserial serial -days 3650  # Cert aus Request&lt;br /&gt;
 &lt;br /&gt;
 $ openssl req -new -newkey rsa:1024 -out certs/client01.csr -nodes -keyout private/client01.key -days 3650  # Cert-Request für 1. Client $ openssl x509 -req -in certs/client01.csr -out certs/client01.cert -CA ca.cert -CAkey private/ca.key -CAserial serial -days 3650  # Cert aus Request&lt;br /&gt;
&lt;br /&gt;
= OpenVPN-Server-Konfiguration (/etc/openvpn/openvpn-server.conf) =&lt;br /&gt;
 # Zeilen-Kommentare koennen mit # oder ; eingeleitet werden.&lt;br /&gt;
 # Dabei hat es sich durchgesetzt # für echte Kommentare zu verwenden und # ; zum Ausschalten von nicht gewuenschten Konfigurations-Parametern.&lt;br /&gt;
 &lt;br /&gt;
 cd /etc/openvpn           # Setzt cwd des Prozesses (fuer relative Pfadangaben)&lt;br /&gt;
 ;local 192.168.x.y        # Lauscht nur auf der angegebenen IP-Adresse, hier: alle Adressen&lt;br /&gt;
 proto udp&lt;br /&gt;
 port 1194&lt;br /&gt;
 &lt;br /&gt;
 dev tun                   # Benutzt das naechste freie tun-Device, falls unterstuetzt&lt;br /&gt;
                           # (unter MacOSX muss man z.B. /dev/tun0 oder /dev/tun1, ... angeben)&lt;br /&gt;
 &lt;br /&gt;
 # Angaben fuer die TLS-Verbindung (pkcs#12-Container oder 3 einzelne Dateien)&lt;br /&gt;
 ;pkcs12 server.p12        # pkcs#12-Datei sofern unterstuetzt (nicht unter OpenWrt!)&lt;br /&gt;
 ca ca.cert                # Alternativ: CA-Zert.&lt;br /&gt;
 cert server.cert          # Alternativ: Server-Zert.&lt;br /&gt;
 key server.key            # Alternativ: Server-Key&lt;br /&gt;
 ;crl-verify crl.pem       # (optional) CRL-Liste mit gesperrten Zertifikaten&lt;br /&gt;
 &lt;br /&gt;
 # Diffie hellman parameters.&lt;br /&gt;
 # Generate your own with:&lt;br /&gt;
 #   openssl dhparam -out dh1024.pem 1024&lt;br /&gt;
 dh dh1024.pem&lt;br /&gt;
 &lt;br /&gt;
 server 192.168.200.0 255.255.255.0   # IP-Subnetz fuer Tunnel-Enden (wird auf tun-Device gesetzt)&lt;br /&gt;
 ;duplicate-cn                        # Auskommentieren, wenn 1 Zert./Key-Paar fuer mehrere&lt;br /&gt;
                                     # Clienten benutzt werden soll&lt;br /&gt;
 &lt;br /&gt;
 keepalive 30 300                     # Anpassung fuer &amp;quot;Hello&amp;quot;-Pakete, default: 10 120&lt;br /&gt;
 &lt;br /&gt;
 # Zusaetzlicher DoS-Schutz&lt;br /&gt;
 # Erzeuge preshared.key mit:&lt;br /&gt;
 #    openvpn --genkey --secret preshared.key&lt;br /&gt;
 tls-auth preshared.key 0&lt;br /&gt;
 &lt;br /&gt;
 comp-lzo                             # Komprimiere Pakete vor dem Verschluesseln&lt;br /&gt;
 &lt;br /&gt;
 # Gebe root-Rechte auf UNIX-Systemen nach dem Erzeugen der TUN/TAP-Devices ab user nobody group nobody persist-key persist-tun&lt;br /&gt;
 &lt;br /&gt;
 verb 0                               # Kein logging nach der Testphase&lt;br /&gt;
 &lt;br /&gt;
 float                                # Ignoriere IP-Adress-Aenderungen des Clients&lt;br /&gt;
&lt;br /&gt;
= OpenVPN-Client-Konfiguration (/etc/openvpn/openvpn-client.conf) =&lt;br /&gt;
 cd /etc/openvpn           # Setzt cwd des Prozesses (fuer relative Pfadangaben)&lt;br /&gt;
 &lt;br /&gt;
 proto udp&lt;br /&gt;
 remote 192.168.x.y 1194   # Legt VPN-Server fest (z.B. WLAN-IP-Adresse des Servers)&lt;br /&gt;
 nobind                    # Kein Binden des Ports&lt;br /&gt;
 &lt;br /&gt;
 resolv-retry infinite     # Versuche immer weiter ein Verbindung herzustellen &lt;br /&gt;
 &lt;br /&gt;
 dev tun                   # Benutzt das naechste freie tun-Device, falls unterstuetzt&lt;br /&gt;
                          # (unter MacOSX muss man z.B. /dev/tun0 oder /dev/tun1, ... angeben)&lt;br /&gt;
 &lt;br /&gt;
 # Angaben fuer die TLS-Verbindung (pkcs#12-Container oder 3 einzelne Dateien)&lt;br /&gt;
 ;pkcs12 client01.p12        # pkcs#12-Datei sofern unterstuetzt (nicht unter OpenWrt!)&lt;br /&gt;
 ca ca.cert                # Alternativ: CA-Zert.&lt;br /&gt;
 cert client01.cert          # Alternativ: Server-Zert.&lt;br /&gt;
 key client01.key            # Alternativ: Server-Key&lt;br /&gt;
 &lt;br /&gt;
 client                               # Client-Modus&lt;br /&gt;
 &lt;br /&gt;
 keepalive 30 300                     # Anpassung fuer &amp;quot;Hello&amp;quot;-Pakete, default: 10 120&lt;br /&gt;
 &lt;br /&gt;
 # Braucht preshared.key vom Server&lt;br /&gt;
 tls-auth preshared.key 1&lt;br /&gt;
 &lt;br /&gt;
 comp-lzo                             # Komprimiere Pakete vor dem Verschluesseln&lt;br /&gt;
 &lt;br /&gt;
 # Gebe root-Rechte auf UNIX-Systemen nach dem Erzeugen der TUN/TAP-Devices ab user nobody group nobody persist-key persist-tun&lt;br /&gt;
 &lt;br /&gt;
 verb 0                               # Kein logging nach der Testphase&lt;br /&gt;
 &lt;br /&gt;
 redirect-gateway                     # - Setze default-Gateway auf anderes Tunnel-Ende&lt;br /&gt;
                                     # - Erstelle Host-Route zum VPN-Server ueber ungesichertes Netz&lt;br /&gt;
&lt;br /&gt;
= OpenVPN starten =&lt;br /&gt;
== Debug-Modus ==&lt;br /&gt;
 $ openvpn --conf /etc/openvpn/openvpn-(server|client).conf --verb 4&lt;br /&gt;
&lt;br /&gt;
== Regulaerer Betrieb ==&lt;br /&gt;
 $ openvpn --conf /etc/openvpn/openvpn-(server|client).conf --daemon&lt;br /&gt;
&lt;br /&gt;
= iptables-Regeln setzen =&lt;br /&gt;
Nachdem Pings durchkommen, Forwarding + MASQ. einrichten (tun0 = OpenVPN-Tunnel, ppp0 = DSL-Device):&lt;br /&gt;
&lt;br /&gt;
 $ echo 1 &amp;gt; /proc/sys/net/ipv4/ip_forward                        # Routing an&lt;br /&gt;
 $ iptables -A INPUT  -p udp --dport 1194 -j ACCEPT              # Eingehende VPN-Pakete erlauben&lt;br /&gt;
 $ iptables -A OUTPUT -p udp --sport 1194 -j ACCEPT              # Ausgehende VPN-Pakete erlauben&lt;br /&gt;
 $ iptables -A FORWARD -i tun0 -o ppp0 -j ACCEPT                 # Pakete weiterleiten&lt;br /&gt;
 $ iptables -A FORWARD -o tun0 -i ppp0 -j ACCEPT $ iptables -t nat -A POSTROUTING -i tun0 -o ppp0 -j MASQUERADE  # Pakete ins Internet maskieren&lt;/div&gt;</summary>
		<author><name>Kurth</name></author>
	</entry>
</feed>