shorewall_code/Shorewall/Actions/action.DNSAmp
Matt Darfeuille 53495ec0a8
Point exclusively to shorewall.org
Signed-off-by: Matt Darfeuille <matdarf@gmail.com>
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2019-03-25 11:35:00 -07:00

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#
# Shorewall -- /usr/share/shorewall/action.DNSAmp
#
# DNS Amplification Action
#
# This program is under GPL [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt]
#
# (c) 2011-2017 Tom Eastep (teastep@shorewall.net)
#
# Complete documentation is available at http://shorewall.org
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of Version 2 of the GNU General Public License
# as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# DNSAmp[([<action>])]
#
# Default action is DROP
#
###############################################################################
#ACTION SOURCE DEST PROTO DPORT
DEFAULTS DROP
@1 - - udp 53 ;; -m u32 --u32 "0>>22&0x3C\@8&0xffff=0x0100 && 0>>22&0x3C\@12&0xffff0000=0x00010000"