Which type of device are you using? My experience with Cisco is some type of devices and IOS versions have bugs related to snmp informs. Nexus switches is one case.
To make sure, you can use tcpdump or snoop to see what is coming really to Spectrum. Kenneth Kirchner <[email protected]> a écrit sur 14.09.2011 17:01:15 : > De : Kenneth Kirchner <[email protected]> > A : "spectrum" <[email protected]> > Date : 14.09.2011 18:43 > Objet : Re: [spectrum] Spectrum sending traps and poolig > > We were using v3 traps and things were fine, but I thought informs > would be nice to have with the reliable delivery, so I changed all > of my snmp-server host statements from v3 trap to v3 inform. > Spectrum acted like it did not see anything. Nothing showed up in > the event logs at all, not even the unknown OID stuff you normally > get with an unknown trap. It was a blissfully quiet few days on the > monitoring front before I realized what was happening and switched > it all back to traps. Other devices that did not support informs > continued to trap normally during this test. > > So either Spectrum does not know how to handle informs, or there is > more to turning it on than just enabling it on the router. I > searched the 9.2 documents and I could not find anything about informs. > > -K > > On Sep 14, 2011, at 5:34 AM, david klein wrote: > > Can you please tell about what aspects of using SNMP Informs did not > work for you? It is something we've discussed at work, but not > tried, and I'd like to learn from your experience. > > -DTK > > On Tue, Sep 13, 2011 at 10:50 PM, Kenneth Kirchner <[email protected]> wrote: > I tried SNMP informs with Spectrum v9.2H03 and it did not like it. > At all. I went back to regular SNMPv3 traps and everything is fine. > > -K > > On Sep 13, 2011, at 7:38 PM, david klein wrote: > > Syslog messages and SNMP traps are not held for future delivery. You > can try using SNMP inform messages, if your router supports. It is a > best practice to have more than one logical and physical path > between your NMS and the monitored elements whenever feasible, so > that a simple path disruption does not cut off your ability to > manage and remediate. > On Tue, Sep 13, 2011 at 7:33 AM, Gasper Krajnik < > [email protected]> wrote: > Hello all, > > We have Cisco routers which sending traps to Spectrum. If I unplug > LAN cable, we get alarm, what is OK. Then I work something via > serial connection and everything is written in Cisco syslog. When I > plug in LAN cable, I would like to get all events which was written > to syslog after LAN cable was unplugged, not only from that time > when router is plugged in. > > Any idea how to get it? > > Thanks in advance. > > Best regards, > > Gasper > --To unsubscribe from spectrum, send email to [email protected] with > the body: unsubscribe spectrum [email protected] > > > -- > > david t. klein > > Cisco Certified Network Associate (CSCO11281885) > Linux Professional Institute Certification (LPI000165615) > Redhat Certified Engineer (805009745938860) > > Quis custodiet ipsos custodes? > > > --To unsubscribe from spectrum, send email to [email protected] with > the body: unsubscribe spectrum [email protected] > > --To unsubscribe from spectrum, send email to [email protected] with > the body: unsubscribe spectrum [email protected] > > > -- > > david t. klein > > Cisco Certified Network Associate (CSCO11281885) > Linux Professional Institute Certification (LPI000165615) > Redhat Certified Engineer (805009745938860) > > Quis custodiet ipsos custodes? > > > --To unsubscribe from spectrum, send email to [email protected] with > the body: unsubscribe spectrum [email protected] > > --To unsubscribe from spectrum, send email to [email protected] with > the body: unsubscribe spectrum [email protected] --- To unsubscribe from spectrum, send email to [email protected] with the body: unsubscribe spectrum [email protected]
