diff options
Diffstat (limited to 'package/iptables/files/l7/irc.pat')
| -rw-r--r-- | package/iptables/files/l7/irc.pat | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/package/iptables/files/l7/irc.pat b/package/iptables/files/l7/irc.pat new file mode 100644 index 000000000..e25360caf --- /dev/null +++ b/package/iptables/files/l7/irc.pat @@ -0,0 +1,20 @@ +# IRC - Internet Relay Chat - RFC 1459 +# Pattern attributes: great veryfast fast +# Protocol groups: chat ietf_proposed_standard +# Wiki: http://www.protocolinfo.org/wiki/IRC +# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE +# +# 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. + +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) + |