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35 lines
1.1 KiB
XML
35 lines
1.1 KiB
XML
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<filter name='clean-traffic-gateway'>
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<!-- An example of a traffic filter enforcing clean traffic
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from a VM by
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- preventing MAC spoofing -->
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<filterref filter='no-mac-spoofing'/>
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<!-- preventing IP spoofing on outgoing -->
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<filterref filter='no-ip-spoofing'/>
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<!-- preventing ARP spoofing/poisoning -->
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<filterref filter='no-arp-spoofing'/>
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<!-- accept all other incoming and outgoing ARP traffic -->
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<rule action='accept' direction='inout' priority='-500'>
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<mac protocolid='arp'/>
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</rule>
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<!-- accept traffic only from specified MAC address -->
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<rule action='accept' direction='in'>
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<mac match='yes' srcmacaddr='$GATEWAY_MAC'/>
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</rule>
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<!-- allow traffic only to specified MAC address -->
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<rule action='accept' direction='out'>
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<mac match='yes' dstmacaddr='$GATEWAY_MAC'/>
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</rule>
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<!-- preventing any other traffic than between specified MACs
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and ARP -->
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<filterref filter='no-other-l2-traffic'/>
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<!-- allow qemu to send a self-announce upon migration end -->
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<filterref filter='qemu-announce-self'/>
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</filter>
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