Linux/iptables: Difference between revisions

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!Targets
!Targets
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|REJECT
 
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|DROP
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|ACCEPT
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|RETURN
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Revision as of 17:20, 4 December 2023


Tables Chains
FILTER
  • INPUT
  • OUTPUT
  • FORWARD
NAT
  • PREROUTING
  • OUTPUT
  • POSTROUTING
MANGLE

(modify ip headers)

  • PREROUTING
  • POSTROUTING
  • OUTPUT
  • INPUT
  • FORWARD
RAW

(connection tracking)

  • PREROUTING
  • OUTPUT
SECURITY
Targets
REJECT
DROP
ACCEPT
RETURN


raspi wifi to ethernet

  • rc.local
    • iptables --table nat --append POSTROUTING --out-interface wlan0 -j MASQUERADE
    • iptables --append FORWARD --in-interface eth0 -j ACCEPT