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	<id>https://wiki.ixheim.de/index.php?action=history&amp;feed=atom&amp;title=Routing_Beispiel_Netz</id>
	<title>Routing Beispiel Netz - Versionsgeschichte</title>
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	<updated>2026-06-29T00:39:59Z</updated>
	<subtitle>Versionsgeschichte dieser Seite in Xinux Wiki</subtitle>
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	<entry>
		<id>https://wiki.ixheim.de/index.php?title=Routing_Beispiel_Netz&amp;diff=43551&amp;oldid=prev</id>
		<title>Thomas.will: Die Seite wurde neu angelegt: „Wir verwenden hier Linux Rechner  {|class=&quot;wikitable&quot; style=&quot;text-align:center; !colspan=&quot;2&quot;|Netze |- |style=&quot;color:red&quot;|RED NET |195.20.100.64/28  |- |style=&quot;…“</title>
		<link rel="alternate" type="text/html" href="https://wiki.ixheim.de/index.php?title=Routing_Beispiel_Netz&amp;diff=43551&amp;oldid=prev"/>
		<updated>2023-03-23T17:42:09Z</updated>

		<summary type="html">&lt;p&gt;Die Seite wurde neu angelegt: „Wir verwenden hier Linux Rechner  {|class=&amp;quot;wikitable&amp;quot; style=&amp;quot;text-align:center; !colspan=&amp;quot;2&amp;quot;|Netze |- |style=&amp;quot;color:red&amp;quot;|RED NET |195.20.100.64/28  |- |style=&amp;quot;…“&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Neue Seite&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Wir verwenden hier Linux Rechner&lt;br /&gt;
&lt;br /&gt;
{|class=&amp;quot;wikitable&amp;quot; style=&amp;quot;text-align:center;&lt;br /&gt;
!colspan=&amp;quot;2&amp;quot;|Netze&lt;br /&gt;
|-&lt;br /&gt;
|style=&amp;quot;color:red&amp;quot;|RED NET&lt;br /&gt;
|195.20.100.64/28 &lt;br /&gt;
|-&lt;br /&gt;
|style=&amp;quot;color:green&amp;quot;|GREEN NET&lt;br /&gt;
|172.20.24.0/21 &lt;br /&gt;
|-&lt;br /&gt;
|style=&amp;quot;color:orange&amp;quot;|ORANGE NET&lt;br /&gt;
|192.168.21.0/24 &lt;br /&gt;
|-&lt;br /&gt;
|style=&amp;quot;color:blue&amp;quot;|BLUE NET&lt;br /&gt;
|192.168.37.0/24 &lt;br /&gt;
|-&lt;br /&gt;
|Default Gateway Internet&lt;br /&gt;
|195.20.100.65&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
[[Datei:routing-1.png]]&lt;br /&gt;
&lt;br /&gt;
==Konfiguration==&lt;br /&gt;
===R1===&lt;br /&gt;
*ip address add 195.20.100.66/28 dev eth0&lt;br /&gt;
*ip address add 172.20.24.1/21 dev eth1&lt;br /&gt;
*ip route add default via 195.20.100.65&lt;br /&gt;
*ip route add 192.168.21.0/24 via 172.20.24.3&lt;br /&gt;
*ip route add 192.168.37.0/24 via 172.20.24.2&lt;br /&gt;
*sysctl -w net.ipv4.ip_forward=1&lt;br /&gt;
*iptables -t nat -A POSTROUTING -j SNAT -o eth0 --to 195.20.100.66&lt;br /&gt;
===R2===&lt;br /&gt;
*ip address add 172.20.24.2/21 dev eth0&lt;br /&gt;
*ip address add 192.168.37.1/24 dev eth1&lt;br /&gt;
*ip route add default via 172.20.24.1&lt;br /&gt;
*sysctl -w net.ipv4.ip_forward=1&lt;br /&gt;
===R3===&lt;br /&gt;
*ip address add 172.20.24.3/21 dev eth0&lt;br /&gt;
*ip address add 192.168.21.1/24 dev eth1&lt;br /&gt;
*ip route add default via 172.20.24.1&lt;br /&gt;
*sysctl -w net.ipv4.ip_forward=1&lt;br /&gt;
===H1===&lt;br /&gt;
*ip address add 192.168.21.5/24 dev eth0&lt;br /&gt;
*ip route add default via 192.168.21.1&lt;br /&gt;
===H2===&lt;br /&gt;
*ip address add 192.168.37.11/24 dev eth0&lt;br /&gt;
*ip route add default via 192.168.37.1&lt;br /&gt;
=Aufgabe=&lt;br /&gt;
*[[routing Aufgaben]]&lt;/div&gt;</summary>
		<author><name>Thomas.will</name></author>
	</entry>
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