This happens when a device fails to correctly respond to an SNMP walk.
adam.
Sent from Mailbird [http://www.getmailbird.com/?utm_source=Mailbird&utm_medium=email&utm...] On 30/11/2016 13:37:12, Youssef BENGELLOUN - ZAHR ybzahr@prodware.fr wrote: Dear Community, I received a salvo of false alerts from an HP switch for all its’ interfaces : Alert checker is pretty standard, it raises an alarm if an interface using over 90% of its’ bandwidth : If I look at the eventlogs from the device, I can see a number of events (common to all interfaces) indicating the following : 2016-11-30 14:11:20 Interface changed: [ifAlias] X.X.X.X' -> NULL; [ifHighSpeed] '1000' -> NULL; [ifPromiscuousMode] 'true' -> NULL; [ifConnectorPresent] 'true' -> NULL then, a few minutes later after the poller runs a new cycle : 2016-11-30 14:16:05 Interface changed: [ifAlias] '' -> 'X.X.X.X'; [ifHighSpeed] '' -> '1000'; [ifPromiscuousMode] '' -> 'true'; [ifConnectorPresent] '' -> 'true' In the end, all alarms cleared out. I’m curious to understand why observium would react in such a way. Any one could shed some light ? Thank you. Youssef BENGELLOUN - ZAHR - Consultant Expert Prodware France T : +33 979 999 000 - F : +33 988 814 001 - ybzahr@prodware.fr [mailto:ybzahr@prodware.fr]
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