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# /etc/sysctl.conf - Configuration file for setting system variables
# See sysctl.conf (5) for information.

# you can have the CD-ROM close when you use it, and open
# when you are done.
#dev.cdrom.autoeject = 1
#dev.cdrom.autoclose = 1

# protection from the SYN flood attack
net.ipv4.tcp_syncookies = 1

# see the evil packets in your log files
#net.ipv4.conf.all.log_martians = 1

# if not functioning as a router, there is no need to accept redirects or source routes
#net.ipv4.conf.all.accept_redirects = 0
#net.ipv4.conf.all.accept_source_route = 0
#net.ipv6.conf.all.accept_redirects = 0
#net.ipv6.conf.all.accept_source_route = 0

# Disable packet forwarding
net.ipv4.ip_forward = 0
net.ipv6.conf.all.forwarding = 0

# Enable IPv6 Privacy Extensions
net.ipv6.conf.default.use_tempaddr = 2
net.ipv6.conf.all.use_tempaddr = 2

# sets the port range used for outgoing connections
#net.ipv4.ip_local_port_range = 32768    61000

# Swapping too much or not enough? Disks spinning up when you'd
# rather they didn't? Tweak these.
#vm.vfs_cache_pressure = 100
#vm.laptop_mode = 0
#vm.swappiness = 60

#kernel.printk_ratelimit_burst = 10
#kernel.printk_ratelimit = 5
#kernel.panic_on_oops = 0

# Reboot 600 seconds after a panic
#kernel.panic = 600

# Disable SysRq key (note: console security issues)
kernel.sysrq = 0