The solution from Block outdated clients won´t work with syslog-ng 3.4.2, because syslog-ng syslog-ng uses “lseek()” to get the end of /proc/net/xt_recent/something while the program() destination just starts the program. Withe the destination file you get log-entries like: Aug 29 00:00:44 mx03.schaal-24.de syslog-ng[20351]: Error suspend timeout has elapsed, attempting to […]
Here is the addition to fail2ban mit xt_recent. Fail2ban can ban ip only until the server restarts. I therefore add the bans not only in the firewall, but store them also into a mysql database. Basics I´ve created the database systemlog which containing two tables – one for the configs […]
To redirect traffic from one port, you can either use iptables PREROUTING or – if need be only tcp – also rinted. Rinetd has the advantage that the setup is simpler. You only have to adjust the settings in /etc/rinetd.conf. To redirect. http and https: #source port destination port 176.9.24.113 […]