From def1f28f94261a2b04fa824241cb97e05982d5d1 Mon Sep 17 00:00:00 2001 From: nbd Date: Fri, 18 Nov 2005 16:17:27 +0000 Subject: add layer7 patterns to iptables-mod-filter git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@2519 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/iptables/files/l7/irc.pat | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 package/iptables/files/l7/irc.pat (limited to 'package/iptables/files/l7/irc.pat') diff --git a/package/iptables/files/l7/irc.pat b/package/iptables/files/l7/irc.pat new file mode 100644 index 000000000..6643f6c2f --- /dev/null +++ b/package/iptables/files/l7/irc.pat @@ -0,0 +1,20 @@ +# IRC - Internet Relay Chat - RFC 1459 +# Pattern quality: good veryfast +# +# Usually runs on port 6666 or 6667 +# Note that chat traffic runs on these ports, but IRC-DCC traffic (which +# can use much more bandwidth) uses a dynamically assigned port, so you +# must have the IRC connection tracking module in your kernel to classify +# this. +# +# This pattern has been tested and is believed to work well. If it does not +# work for you, or you believe it could be improved, please post to +# l7-filter-developers@lists.sf.net . This list may be subscribed to at +# http://lists.sourceforge.net/lists/listinfo/l7-filter-developers + +irc +# First thing that happens is that the client sends NICK and USER, in +# either order. This allows MIRC color codes (\x02-\x0d instead of +# \x09-\x0d). +^(nick[\x09-\x0d -~]*user[\x09-\x0d -~]*:|user[\x09-\x0d -~]*:[\x02-\x0d -~]*nick[\x09-\x0d -~]*\x0d\x0a) + -- cgit v1.2.3