Hello, I would like to know if syslog-ng is able to collect netflow and/or sflow flows. Logstash used to do it through the netflow module. Is it possible to start a script when receiving a specific syslog ? Log received Dec  7 22:36:10 myserver sshd[46926]: somemessage from 192.168.2.201 port 59489 ssh2 Action /somewhere/script_ban_ip 192.168.2.201 Thank you