Gentoo Archives: gentoo-user

From:	Sascha Lucas <sascha.lucas@×××××××××××××××××.de>
To:	gentoo-user@l.g.o
Subject:	Re: [gentoo-user] Detecting local host firewall
Date:	Sun, 13 Nov 2005 22:41:52
Message-Id:	`Pine.LNX.4.64.0511131846220.1947@tragbb.ehf.hav-fghggtneg.qr`
In Reply to:	[gentoo-user] Detecting local host firewall by Frank.Pikelner@blue-dot.ca

1	> Is there a way to detect programmatically whether the local host has a
2	> firewall enabled?
3
4	as root: iptables -vnL
5
6	as user you may look at some files. They are indicators... interpret
7	them. I don't know how to get the rule set.
8
9	$ test -d /proc/sys/net/ipv4/netfilter
10
11	get info from /proc/sys/net/ipv4/netfilter/* and /proc/net/ip_*
12
13	look for logs
14	$ dmesg \| grep 'IN=.OUT=.SRC=.DST=.'
15
16	gentoo: specific
17	$ /etc/init.d/iptables status
18	$ test -s /var/lib/iptables/rules-save
19
20	Sascha.
21
22	--
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