diff options
Diffstat (limited to 'init-sh/level3.sh')
| -rwxr-xr-x | init-sh/level3.sh | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/init-sh/level3.sh b/init-sh/level3.sh index 26022fc..83fccf8 100755 --- a/init-sh/level3.sh +++ b/init-sh/level3.sh @@ -76,6 +76,21 @@ echo "Setting umask to 022 (u=rw,g=r,o=r) :" AddRules "UMASK_ROOT=022" /etc/sysconfig/msec AddRules "UMASK_USER=022" /etc/sysconfig/msec +# icmp echo +echo "Enabling icmp echo :" +AddRules "net.ipv4.icmp_echo_ignore_all=0" /etc/sysctl.conf +AddRules "net.ipv4.icmp_echo_ignore_broadcasts=1" /etc/sysctl.conf + +# bad error +echo "Enabling bad error message Protection :" +AddRules "net.ipv4.icmp_ignore_bogus_error_responses=1" /etc/sysctl.conf + +# log strange packets +echo "Enabling logging Spoofed Packets, Source Routed Packets, Redirect Packets :" +AddRules "net.ipv4.conf.all.log_martians=1" /etc/sysctl.conf + +LoadSysctl + # Do not boot on a shell AllowReboot |