Nftables Router Tutorial

Alteeve Wiki :: How To :: Nftables Router Tutorial

Warning: This is incomplete and untrustworthy! Do not expect anything to be useful or accurate before this warning is removed.

This tutorial is meant to show how to use nftables to build a router suitable for a home or boat.

Setup

Make sure that ip_forward is enabled in the kernel.

cat /proc/sys/net/ipv4/ip_forward

0

This shows that it's disabled. To enable it, write "1" to that virtual file

echo 1 > /proc/sys/net/ipv4/ip_forward
cat /proc/sys/net/ipv4/ip_forward

1

References

• Simple ruleset for a home router - nftables Wiki
• Getting started with nftables - (*May required a Red Hat account).

 

Any questions, feedback, advice, complaints or meanderings are welcome.
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