Linux/iptables: Difference between revisions

Revision as of 17:14, 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

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

@@ Line 6: / Line 6: @@
 !Tables
 !Chains
-!
-!
 |-
 |FILTER
@@ Line 14: / Line 12: @@
 * OUTPUT
 * FORWARD
-|
-|
 |-
 |NAT
@@ Line 22: / Line 18: @@
 * OUTPUT
 * POSTROUTING
-|
-|
 |-
 |MANGLE
@@ Line 33: / Line 27: @@
 * INPUT
 * FORWARD
-|
-|
 |-
 |RAW
@@ Line 41: / Line 33: @@
 * PREROUTING
 * OUTPUT
-|
-|
 |-
 |SECURITY
-|
-|
 |
 |}
-== Tables ==
-* Filter (Default)
-* NAT
-* Mangle (modify ip headers)
-* (Raw) (Connection tracking)
-* (Security) (SELinux Tagging)
-== Chains ==
-*
 == raspi wifi to ethernet ==