Werk #8411: New option for ignoring TCP RST packets as "host up" indication
Komponente | The Checkmk Micro Core |
Titel | New option for ignoring TCP RST packets as "host up" indication |
Datum | 16.02.2016 |
Checkmk Edition | Checkmk Enterprise (CEE) |
Checkmk-Version | 1.4.0i1 |
Level | Kleine Änderung |
Klasse | Neues Feature |
Kompatibilität | Kompatibel - benötigt kein manuelles Eingreifen |
Some routers/firewalls send a TCP RST for a host which is known to be down, using the source IP of the host in question. Enabling the new "Ignore TCP Reset Packets" flag under "Global Settings/Monitoring Core/Tuning of Smart PING" prevents Smart PING from considering such a host as being up.