# Disable response to broadcasts.
# You don't want yourself becoming a Smurf amplifier.
net.ipv4.icmp_echo_ignore_broadcasts = 1
# enable route verification on all interfaces
net.ipv4.conf.all.rp_filter = 1
# enable ipV6 forwarding
#net.ipv6.conf.all.forwarding = 1
# increase the number of possible inotify(7) watches
fs.inotify.max_user_watches = 65536
# avoid deleting secondary IPs on deleting the primary IP
net.ipv4.conf.default.promote_secondaries = 1
net.ipv4.conf.all.promote_secondaries = 1
net.ipv4.conf.default.accept_source_route=0
net.ipv4.tcp_max_syn_backlog=1280
net.ipv4.conf.all.accept_redirects=0
net.ipv4.conf.default.accept_redirects=0
net.ipv4.conf.all.send_redirects=0
net.ipv4.conf.default.send_redirects=0
net.ipv4.conf.all.secure_redirects=0
net.ipv4.conf.default.secure_redirects=0
net.ipv4.conf.all.log_martians=1
net.ipv4.conf.default.log_martians=1
net.ipv4.conf.default.rp_filter=1
net.ipv6.conf.all.accept_redirects=0
net.ipv6.conf.default.accept_redirects=0
net.ipv6.conf.all.router_solicitations=0
net.ipv6.conf.default.router_solicitations=0
kernel.printk = 3 4 1 7