Some details below:
Trap type
VMWARE-CIMOM-MIB:vmwCimOmHeartbeat
Trap details
vmwEnvIndicationTime=04/11/2014 16:19:58
snmpTrapOID=VMWARE-CIMOM-MIB:vmwCimOmHeartbeat
sysUpTime=130 days 23 hours 58 minutes 38.51 seconds
experimental.1057.1.0=172.29.16.147
snmpTrapEnterprise=VMWARE-CIMOM-MIB:vmwCimOm
What I 'see' in the trap viewer
Image may be NSFW.
Clik here to view.
Please let me know if you need anything further...
Daniel
ETA - screenshot shows heartbearts coming in from 3 different devices which is why the time received is within the time frame seen. The unique devices send on a ~5 minute basis