/var/log/iptables.log
{
        rotate 10
        daily
        missingok
        notifempty
        compress
        delaycompress
        sharedscripts
        postrotate
                reload rsyslog >/dev/null 2>&1 || true # for Debian
                invoke-rc.d rsyslog reload > /dev/null # for RHEL
                service rsyslog reload > /dev/null # for CentOS
        endscript
}