Processing SNMP Traps into Alarms


What is SNMP Trap?
Traps are cryptic messages of a fault that occurs in an SNMP device. SNMP traps are alerts generated by agents on a managed device. These traps generate 5 types of data:

Processing SNMP Traps into Alarms
OpManager enables you to process the traps from the managed devices.

The following actions can be done by clicking the relevant icon:

Adding/Modifying Trap Processor

  1. Go to Admin --> SNMP Trap Processors.
  2. Click ‘Add New Trap’ to process the unsolicited traps.
  3. Click the TrapParser name/ Edit icon to modify an existing one.
  4. Configure/Modify the following properties:
  5. Click Add/Save for the configuration to take effect.

Loading Trap Parsers from a MIB
Following are the steps to load the traps from various MIBs

  1. Under the Admin tab, select SNMP Trap Processors. All the configured processors are listed here.
  2. On the right, click on Load Traps From Mibs.
  3. From the list of MIBs, select the MIB from which you would like to load the trap variable. The traps in that MIB are listed.
  4. Select the required trap variable, and click Add Trap Processor(s).

A Processor for the selected trap is added, and is listed under the SNMP Trap Processors. 

How to process the Unsolicited Traps?

  1. Click on Unsolicited Traps in Alarms tab.
  2. Click on Create Trap Processor corresponding to the trap message.
  3. Type a name for TrapName.
  4. Make sure that the status is enabled.
  5. Select the Severity.
  6. Click on Add.

How to configure SNMP Traps in Agent ?
Despite configuring the SNMP Trap Processor in opmanager, you might still not see the alarms based on traps. You might need to check the SNMP agent configuration on the monitored devices.

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