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== check ip forwarding status ==
 cat /proc/sys/net/ipv4/ip_forward

== set ip forwarding ON==
 echo 1 > /proc/sys/net/ipv4/ip_forward
 *** does not survive reboot***

== set ip forwarding ON during BOOT==
add line to /etc/sysctl.conf:
 net.ipv4.ip_forward = 1

[[category:firewall]]

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