[SNMP4J] snmp4j v3 inform & traps missing engineid

Frank Fock fock at agentpp.com
Wed Oct 3 12:27:45 CEST 2007


Hi,

By the information you gave me be private Email,
I conclude that you have setup the USM user you
are using for sending the inform with the engine
ID of the agent. Instead you should either provide
no engine ID or set it to the engine ID of the
inform receiver.

Best regards,
Frank

ymo omy wrote:
> Hi.
> 
> I am trying to send a a trap from the snmp4j agent. I tried to follow up the
> heart beat exemple. However i am totally unable to make the agent informs
> apear on the manager. I am using the net-snmp trap receiver. Here is the
> scenarios:
> 
> 1) i can see (from the sniffer) that an inform being sent from the agent
> 2) i can see (from the sniffer) that the trap receiver always replies win a
> report back to the agent.
> 3) however the trap receiver always complains that the engine id is unknown.
> I have setup the correct auth methods and i think all is configured well
> because i can do get/getnext/walk using v3. The only thing i am missing so
> far is the v3 trap/inform.
> 
> Speaking with the net-snmp folks they seem to thing that the agent is
> missing an auto-discovery of the correct engineid. Apparently the agent is
> supposed to fire a request for autodiscovering the engineid before sending
> the actual trap. Can someone confirm this please ?
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