[Jool-list] netfilter mode question or bug

[Alberto Leiva]

Did you try printing stats?
https://jool.mx/en/usr-flags-stats.html

If Jool is the one dropping the packets, they should tell you why.

On Thu, Dec 19, 2019 at 9:46 AM Alberto Leiva <ydahhrk at gmail.com> wrote:
>
> I hate to be asking this question but, did you try rebooting and doing
> a clean run?
>
> Because it works fine for me, even in my 32/64-bit hybrid...
>
> On Thu, Dec 19, 2019 at 4:54 AM Fatih USTA <fatihusta86 at gmail.com> wrote:
> >
> >
> > Hi
> >
> > I'm following this(https://www.jool.mx/en/run-vanilla.html) guide.
> > IPTables mode working, but netfilter mode doesn't work. What am I
> > missing? or is this a bug?
> >
> >
> > jool_siit -V
> > 4.0.6.2 i386
> >
> > ip{6}tables -V
> > v1.6.0 i386
> >
> > uname -rm
> > 3.16.76-4.custom x86_64
> >
> >
> > PC1[eth0] <=>[eth1]Tranlator[eth2]<=>[eth0]PC2
> >
> >
> > #PC1
> > ip addr add 10.200.200.220/23 dev eth0
> > ip route add 10.100.100.0/24 via 10.200.200.16
> >
> > #Translator
> > ip addr add 10.200.200.16/23 dev eth1
> > ip addr add 2001:db8:a::10.100.100.2/120 dev eth2
> >
> > sysctl -w net.ipv4.conf.all.forwarding=1
> > sysctl -w net.ipv6.conf.all.forwarding=1
> >
> >
> > ethtool --offload eth1 gro off
> > ethtool --offload eth2 gro off
> >
> > lro already fixed off by kernel.
> >
> >
> > jool_siit instance add default --netfilter --pool6 2001:db8:a::/96
> >
> >
> > #PC2
> > ip add add 2001:db8:a::10.100.100.11/120 dev eth0
> > ip route add 2001:db8:a::10.200.200.0/119 via 2001:db8:a::10.100.100.2
> >
> >
> >
> > #Result of netfilter (on Translator)
> >
> > PC1>PC2
> > 12:44:12.234494 IP 10.200.200.220 > 10.100.100.11: ICMP echo request, id
> > 9806, seq 1, length 64
> > 12:44:12.234647 IP 10.200.200.16 > 10.200.200.220: ICMP net
> > 10.100.100.11 unreachable, length 92
> > 12:44:13.255748 IP 10.200.200.220 > 10.100.100.11: ICMP echo request, id
> > 9806, seq 2, length 64
> > 12:44:13.255825 IP 10.200.200.16 > 10.200.200.220: ICMP net
> > 10.100.100.11 unreachable, length 92
> > 12:44:14.279628 IP 10.200.200.220 > 10.100.100.11: ICMP echo request, id
> > 9806, seq 3, length 64
> > 12:44:14.279704 IP 10.200.200.16 > 10.200.200.220: ICMP net
> > 10.100.100.11 unreachable, length 92
> >
> >
> >
> > -- Fatih USTA
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