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<filter name='testcase'>
<uuid>01a992d2-f8c8-7c27-f69b-ab0a9d377379</uuid>
<!-- VM outgoing: allow all established and related connections -->
<rule action='accept' direction='out' priority='100'>
<all state='ESTABLISHED,RELATED'
comment='out: existing and related (ftp) connections'/>
</rule>
<!-- VM incoming: allow all established connections -->
<rule action='accept' direction='in' priority='100'>
<all state='ESTABLISHED'
comment='in: existing connections'/>
</rule>
<!-- allow incoming ssh and ftp traffic -->
<rule action='accept' direction='in' priority='200'>
<tcp dstportstart='21' dstportend='22' state='NEW'
comment='in: ftp and ssh'/>
</rule>
<!-- allow incoming ICMP (ping) packets -->
<rule action='accept' direction='in' priority='300'>
<icmp state='NEW' comment='in: icmp'/>
</rule>
<!-- allow outgong DNS lookups -->
<rule action='accept' direction='out' priority='300'>
<udp dstportstart='53' state='NEW' comment='out: DNS lookups'/>
</rule>
<!-- drop all other traffic -->
<rule action='drop' direction='inout' priority='1000'>
<all comment='inout: drop all non-accepted traffic'/>
</rule>
</filter>
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