iptables and ntp

Sam Kuper sam.kuper at uclmail.net
Sat Nov 1 19:26:54 UTC 2008

2008/11/1 Sam Kuper <sam.kuper at uclmail.net>

> [...]Here is my iptables ruleset (which is based on the one Michael Rash
> provides in his book Linux Firewalls):
> [...]
> ### anti-spoofing rules # SPK: Log & drop all spoofed packets for
> forwarding (even though there shouldn't be any).
> $IPTABLES -A FORWARD -i eth1 -s ! $INT_NET -j LOG --log-prefix "SPOOFED PKT
> "
> $IPTABLES -A FORWARD -i eth1 -s ! $INT_NET -j DROP

I've now corrected the two above lines to feature eth0 instead of eth1,
since this is for a workstation that only has one ethernet connection
(eth0), but this hasn't affect the ntp problem.

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