Then i boot FreeBSD 4.7, not work values in /etc/sysctl.conf
see file - sysctl.jpg. How solve this problem? ## help me ;/
Martin Karlsson
mk-freebsd at bredband.net
Thu Mar 27 09:53:16 PST 2003
* kinder2000 <kinder2000 at mail.ru> [2003-03-26 23.10 +1000]:
> Hi, !
Hi,
> Then i boot FreeBSD 4.7, not work values in /etc/sysctl.conf
> at console i se this messages:
>
> Warring: net.ipv4.icmp_ignore_bogus_error_responses=1 does not exist
> Warring: net.ipv4.conf.all.log_martians=1 does not exist
> Warring: net.ipv4.conf.all.accept_source_route=0 does not exist
> Warring: net.ipv4.tcp_syncookies=1 does not exist
> Warring: net.ipv4.conf.all.send_redirects=0 does not exist
> Warring: net.ipv4.conf.all.accept_redirects=0 does not exist
> Warring: net.ipv4.tcp_fin_timeout=30 does not exist
> Warring: net.ipv4.tcp_keepalive_time=1800 does not exist
> Warring: net.ipv4.tcp_window_scaling=0 does not exist
> Warring: net.ipv4.tcp_sack=0 does not exist
> Warring: net.ipv4.tcp_timestamps=0 does not exist
> Warring: net.ipv4.tcp_max_syn_backlog=2048 does not exist
> Warring: net.ipv4.conf.all.forwarding=0 does not exist
> Warring: net.ipv4.icmp_echo_ignore_broadcasts=1 does not exist
>
> How solve this problem?
> I found articles about anti DoS/Flood atacks.
> But it not work ;/
Do the values to sysctl you list below exist? Have you checked?
The command "sysctl -a" lists all currently (non-opaque) values. Pipe it
through a pager such as less(1).
Read the sysctl(8) man-page for more info.
> sysctl.conf
> ==========================================================================
> net.ipv4.conf.all.send_redirects=0
> net.ipv4.conf.all.accept_redirects=0
> net.ipv4.conf.all.accept_source_route=0
> net.ipv4.conf.all.mc_forwarding=0
> net.ipv4.icmp_echo_ignore_broadcasts=1
> net.ipv4.icmp_ignore_bogus_error_responses=1
> net.ipv4.conf.all.log_martians=1
> net.ipv4.conf.all.rp_filter=1
HTH
--
Martin Karlsson
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