How to turn on spoof protection
To turn on spoof protection, run a simple bash script:
for i in /proc/sys/net/ipv4/conf/*/rp_filter; do echo 1 > $i done;
Sysctl Hardening Modifies kernel operating values to strengthen TCP/IP stack against various attacks including syn floods.
sysctl.conf is a simple file containing sysctl values to be read in and set by sysctl(8)
EXAMPLES
/sbin/sysctl -a
/sbin/sysctl -n kernel.hostname
/sbin/sysctl -w kernel.domainname=”example.com”
/sbin/sysctl -p /etc/sysctl.conf
/sbin/sysctl -n kernel.hostname
/sbin/sysctl -w kernel.domainname=”example.com”
/sbin/sysctl -p /etc/sysctl.conf
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