SNMPv3 traps fails - diff snmp enterprise id

Hello guys,

 

we`re actually facing problems with SNMPv3 Traps. Some device working, some not. They´re configured exactly the same (config, image , traps destinations etc).

 

After some TCPdumps on several BIG-IPs i identified some pattern in the msgAuthoritativeEngineID field.

 

There is a diff in the "Engine Enterprise ID" take a look:

 

not working:

 

 

and working:

 

 

any ideas? thx in advance