On Wed, Sep 18, 2013 at 10:39 AM, Ralf Mardorf <ralf.mardorf@xxxxxxxxxxxxx> wrote: > Hi, > > archlinux.org claims "If you never customized /etc/sysctl.conf, you have > nothing to do", while archlinux.de's claim is that only those settings > > "# Protection from the SYN flood attack. > net.ipv4.tcp_syncookies = 1 > # Disable packet forwarding. > net.ipv4.ip_forward = 0 > net.ipv6.conf.all.forwarding = 0" > > were used by a /etc/sysctl.conf that never was customized. > > I never customized the /etc/sysctl.conf on my machine, but it contains > other enabled entries too. > > $ grep -v "#" /etc/sysctl.conf.pacsave > net.ipv4.tcp_syncookies = 1 > net.ipv4.ip_forward = 0 > net.ipv6.conf.all.forwarding = 0 > kernel.sysrq = 0 > vm.swappiness = 10 > fs.inotify.max_user_watches = 524288 > > This is confusing. > > Regards, > Ralf > They are right. Something must have altered your sysctl.conf.
