firewalls

1681024ptcptcp22jaccept

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Unformatted text preview: 
 o iptables
–D
INPUT
2
 OR
iptables
–D
INPUT
–p
ip
–j
DROP
 • • • • • • • • • • • • • • o iptables
–D
FORWARD
1
 OR
iptables
–D
FORWARD
–p
ip
–j
DROP
 Set
the
default
policy
for
the
chains
 o iptables
–P
INPUT
DROP
 o iptables
–P
FORWARD
DROP
 Saving
the
rules

 o iptables‐save
>
/etc/ruleset.ipt
 Restoring
the
rules
 o iptables‐restore
<
/etc/ruleset.ipt
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