That was indeed the problem. Thanks a lot!
it was a rule in the PREROUTING chain of the raw table:
rpfilter --invert -j DROP
that caused messages incoming from clients to be dropped.
It is easy to modify the rule to allow dhcp traffic through, so problem solved.
I have another
On Wed, Jan 04, 2017 at 06:38:30PM +0100, Archimede Pitagorico wrote:
> it was arule in the PREROUTING chain of the raw
> table:
>
> rpfilter --invert -j DROP
>
> that caused messages incoming from clients to be dropped.
And here's another problem: be careful with filtering in the raw
table.
