Adam Aube wrote:
Tom Allison wrote:
I was trying to write up an iptables script last night and managed to
get it work, or so I thought.
When I run it, the interface just dies.
It's still configured and "up", but any kind of traffic sent to it is
ignored. I even added lines like:
iptables -A INPUT -i $IFACE -j LOG
and I don't get any logging in /var/log/syslog
Try using the dmesg command.
What's worse, if I remove all the rules and reset the default policy to
ACCEPT it doesn't get any better.
Cute problem solved.
I had set the table, "mangle" to DROP and didn't realize that everything
goes through this table. Since I'm not using NAT I was ignoring that table.
I was taking notes from a book and realized that the guy who wrote it
made one mistake. But put all the tables to a default Policy of DROP
which isn't really the way to go. IIRC only the table, "filter" should
have the default of DROP. Probably to avoid stupid questions on the
Thanks to all who responded.
Now I just have to figure out how to get FTP straightened out.