system: Remove all commented entries from sysctl.conf.

diff --git a/etc/sysctl.conf b/etc/sysctl.conf
index 6cd0aebad18b3414ab21b3b93e77bc4d734885a5..4c0e782737772b318dfc7c81699f52387ac910c8 100644 (file)
--- a/etc/sysctl.conf
+++ b/etc/sysctl.conf
@@ -1,67 +1,4 @@
-#
 # /etc/sysctl.conf - Configuration file for setting system variables
 # See /etc/sysctl.d/ for additonal system variables
-# See sysctl.conf (5) for information.
-#
-
-#kernel.domainname = example.com
-
-# Uncomment the following to stop low-level messages on console
-#kernel.printk = 4 4 1 7
-
-##############################################################3
-# Functions previously found in netbase
-#
-
-# Uncomment the next two lines to enable Spoof protection (reverse-path filter)
-# Turn on Source Address Verification in all interfaces to
-# prevent some spoofing attacks
-#net.ipv4.conf.default.rp_filter=1
-#net.ipv4.conf.all.rp_filter=1
-
-# Uncomment the next line to enable TCP/IP SYN cookies
-# This disables TCP Window Scaling (http://lkml.org/lkml/2008/2/5/167),
-# and is not recommended.
-#net.ipv4.tcp_syncookies=1
-
-# Uncomment the next line to enable packet forwarding for IPv4
-#net.ipv4.ip_forward=1
-
-# Uncomment the next line to enable packet forwarding for IPv6
-#net.ipv6.conf.all.forwarding=1
-
-
-###################################################################
-# Additional settings - these settings can improve the network
-# security of the host and prevent against some network attacks
-# including spoofing attacks and man in the middle attacks through
-# redirection. Some network environments, however, require that these
-# settings are disabled so review and enable them as needed.
-#
-# Ignore ICMP broadcasts
-#net.ipv4.icmp_echo_ignore_broadcasts = 1
-#
-# Ignore bogus ICMP errors
-#net.ipv4.icmp_ignore_bogus_error_responses = 1
-# 
-# Do not accept ICMP redirects (prevent MITM attacks)
-#net.ipv4.conf.all.accept_redirects = 0
-#net.ipv6.conf.all.accept_redirects = 0
-# _or_
-# Accept ICMP redirects only for gateways listed in our default
-# gateway list (enabled by default)
-# net.ipv4.conf.all.secure_redirects = 1
-#
-# Do not send ICMP redirects (we are not a router)
-#net.ipv4.conf.all.send_redirects = 0
-#
-# Do not accept IP source route packets (we are not a router)
-#net.ipv4.conf.all.accept_source_route = 0
-#net.ipv6.conf.all.accept_source_route = 0
-#
-# Log Martian Packets
-#net.ipv4.conf.all.log_martians = 1
-#
-# The contents of /proc/<pid>/maps and smaps files are only visible to 
-# readers that are allowed to ptrace() the process
-# kernel.maps_protect = 1
+# See Documentation/sysctl and Documentation/net/ip-sysctl.txt for more info on
+# the meaning of vars.