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SNMP (MTTrapd) probe frequently asked questions

Question & Answer


Question

What are the main frequently asked questions for the SNMP (MTTrapd) probe?

Answer

FAQsRunning the mttrapd probe as SUID root
 Mttrapd probe failover configuration
 MTTrapd [SNMP] Probe : Typical system trap sending
 MTTrapd probe dropping UDP traps silently
 
 
SNMPv3 trapsHow can you check that the SNMPv3 trap engineid details are correct?
 Decoding an SNMPv3 PCAP file with TSHARK
 SNMPv3 engineid creation
 Using the command-line interface to manage the MTTrapd probes SNMPv3 engine
 SNMPv3 trap reception
 
 Reducing the load caused by the SNMPv3 engineid reset feature during unusual circumstances
 
 
 MTTrapd probe receiving SNMPv3 traps from only one device with the same Engine ID
 
 MTTrpad probes SNMP_WATCH automation features for SNMPv3 traps engineid reset and unknown engineid's
Errors
 
 The mttrapd not processing snmp v3 trap - Error: E-UNK-000-000: SNMP Message (priority=3): Received bad msgID
 
Troubleshooting
 Mttrapd probe failed to start under PA but can be started manually
 
 
 
 
 
Rules file workSupport's Guide to Rules File Processing
 Support's Guide to Probe Event Replication
 Load rules
 
 Recipe to setup the SNMP Mttrapd Probe with the Netcool Knowledge Library
 
 
 
 
 
Links
 Support's Guide to the SNMP [MTTrapd] probe
 Netcool/OMNIbus MTTrapd probe related presentations
 Manual - SNMPv3 engineid cache automatic reset - SNMP engine update automation processing
 Manual - Using Netcool MIB Manager
 
 Manual - Enabling self monitoring of probes
 Manual - Self-monitoring thresholds
VideosNetcool Omnibus - The MTTrapd probe
 Netcool Omnibus - MTTrapd probe trap reception
 
 
 
 
 
 
 

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Document Information

Modified date:
20 January 2026

UID

ibm17073192