shorewall_code/Shorewall/Macros/macro.NTPbrd

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#
# Shorewall -- /usr/share/shorewall/macro.NTPbrd
#
# This macro handles NTP traffic including replies to Broadcast NTP traffic.
#
# It is recommended only to use this where the source host is trusted -
# otherwise it opens up a large hole in your firewall because
# Netfilter doesn't track connections for broadcast traffic.
#
###############################################################################
#ACTION SOURCE DEST PROTO DPORT SPORT ORIGDEST RATE USER
PARAM - - udp 123
PARAM - - udp 1024: 123