pfsense/etc/sysctl.conf
Scott Ullrich 8bb574b6ad Set net.inet.icmp.icmplim to 500. Apparently the low setting of 200
wrecked Seths firewall on upgrade due to overwhelming amounts of icmp
packets.
2008-09-01 19:41:58 +00:00

29 lines
1.1 KiB
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# Do not send RSTs for packets to closed ports
net.inet.tcp.blackhole=2
# Do not send ICMP port unreach messages for closed ports
net.inet.udp.blackhole=1
# Generate random IP_ID's
net.inet.ip.random_id=1
# Breaks RFC1379, but nobody uses it anyway
net.inet.tcp.drop_synfin=1
net.inet.ip.redirect=1
net.inet.tcp.syncookies=1
net.inet.tcp.recvspace=65228
net.inet.tcp.sendspace=65228
# fastforwarding - see http://lists.freebsd.org/pipermail/freebsd-net/2004-January/002534.html
net.inet.ip.fastforwarding=1
net.inet.tcp.delayed_ack=0
net.inet.udp.maxdgram=57344
kern.rndtest.verbose=0
net.link.bridge.pfil_onlyip=0
net.link.tap.user_open=1
# The system will attempt to calculate the bandwidth delay product for each connection and limit the amount of data queued to the network to just the amount required to maintain optimum throughput.
net.inet.tcp.inflight.enable=1
net.inet.ip.portrange.first=1024
net.inet.ip.intr_queue_maxlen=1000
net.link.bridge.pfil_bridge=0
# Disable TCP extended debugging
net.inet.tcp.log_debug=0
# Set a reasonable ICMPLimit
net.inet.icmp.icmplim=500