2011-05-24 16:09:15 +02:00
|
|
|
#
|
2016-04-05 19:13:55 +02:00
|
|
|
# Shorewall -- /usr/share/shorewall/action.A_Drop
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
2016-04-05 19:13:55 +02:00
|
|
|
# The audited default DROP common rules
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
2016-04-05 19:13:55 +02:00
|
|
|
# This action is invoked before a DROP policy is enforced. The purpose
|
|
|
|
# of the action is:
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
2016-04-05 19:13:55 +02:00
|
|
|
# a) Avoid logging lots of useless cruft.
|
|
|
|
# b) Ensure that certain ICMP packets that are necessary for successful
|
|
|
|
# internet operation are always ACCEPTed.
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
|
|
|
# IF YOU ARE HAVING CONNECTION PROBLEMS, CHANGING THIS FILE WON'T HELP!!!!!!!!!
|
|
|
|
#
|
2017-01-22 23:59:37 +01:00
|
|
|
?require AUDIT_TARGET
|
2017-03-14 22:32:28 +01:00
|
|
|
?warning "You are using the deprecated A_Drop default action. Please see http://www.shorewall.net/Actions.html
|
2011-05-24 16:09:15 +02:00
|
|
|
###############################################################################
|
2016-04-05 19:13:55 +02:00
|
|
|
#ACTION SOURCE DEST PROTO DPORT SPORT
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
|
|
|
# Count packets that come through here
|
|
|
|
#
|
|
|
|
COUNT
|
|
|
|
#
|
2016-04-05 19:13:55 +02:00
|
|
|
# Special Handling for Auth
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
2013-05-14 19:44:26 +02:00
|
|
|
Auth(A_DROP)
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
|
|
|
# ACCEPT critical ICMP types
|
|
|
|
#
|
2016-04-12 09:12:29 +02:00
|
|
|
# For IPv6 connectivity ipv6-icmp broadcasting is required so
|
|
|
|
# AllowICMPs must be before broadcast Drop.
|
|
|
|
#
|
2011-05-24 20:31:42 +02:00
|
|
|
A_AllowICMPs - - icmp
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
2017-03-13 22:18:23 +01:00
|
|
|
# Don't log broadcasts and multicasts
|
2016-04-12 09:12:29 +02:00
|
|
|
#
|
|
|
|
dropBcast(audit)
|
2017-03-13 22:18:23 +01:00
|
|
|
dropMcast(audit)
|
2016-04-12 09:12:29 +02:00
|
|
|
#
|
2011-05-24 16:09:15 +02:00
|
|
|
# Drop packets that are in the INVALID state -- these are usually ICMP packets
|
|
|
|
# and just confuse people when they appear in the log.
|
|
|
|
#
|
|
|
|
dropInvalid(audit)
|
|
|
|
#
|
|
|
|
# Drop Microsoft noise so that it doesn't clutter up the log.
|
|
|
|
#
|
|
|
|
SMB(A_DROP)
|
2011-05-24 20:31:42 +02:00
|
|
|
A_DropUPnP
|
2011-05-24 16:09:15 +02:00
|
|
|
#
|
|
|
|
# Drop 'newnotsyn' traffic so that it doesn't get logged.
|
|
|
|
#
|
|
|
|
dropNotSyn(audit) - - tcp
|
|
|
|
#
|
|
|
|
# Drop late-arriving DNS replies. These are just a nuisance and clutter up
|
|
|
|
# the log.
|
|
|
|
#
|
2011-05-24 20:31:42 +02:00
|
|
|
A_DropDNSrep
|