HP-UX IPFilter Version A.03.05.14 Administrator's Guide

HP-UX IPFilter Configuration Examples
example.sr
Appendix A168
#
# block any inbound UDP packets destined for these subnets.
#
block in on lan0 proto udp from any to 10.1.3.0/24
block in on lan0 proto udp from any to 10.1.1.0/24
block in on lan0 proto udp from any to 10.1.2.0/24
#
# block any inbound TCP packets with only the SYN flag set that
# are destined for these subnets.
#
block in on lan0 proto tcp from any to 10.1.3.0/24 flags S/SA
block in on lan0 proto tcp from any to 10.1.2.0/24 flags S/SA
block in on lan0 proto tcp from any to 10.1.1.0/24 flags S/SA
#
# block any inbound ICMP packets destined for these subnets.
#
block in on lan0 proto icmp from any to 10.1.3.0/24
block in on lan0 proto icmp from any to 10.1.1.0/24
block in on lan0 proto icmp from any to 10.1.2.0/24