[erlang-questions] Vá: Sending SNMP traps

Attila Rajmund Nohl <>
Thu May 14 21:47:59 CEST 2009


Yes. I thought it was started, because there was something listening
(and answering) on port 4000, but it turned out it was an other erlang
VM.

2009/5/14, Cameron Kerr <>:
> Do you perhaps need a call to snmp:start/0 or snmp:start_agent/0 ?
>
> When you say the agent is running, are you referring to a net-snmp
> agent, or an Erlang snmp: or snmpa: agent?
>
> On 15/05/2009, at 2:40 AM, Attila Rajmund Nohl wrote:
>
>> Hello!
>>
>> I try to send an SNMP trap from erlang to an external manager
>> (snmptrapd from net-snmp), but it doesn't want to work. I've
>> configured the agent using snmp:config(), but when I try to send the
>> trap, I get this:
>> 3> snmpa:send_notification(snmp_master_agent, coldStart, no_receiver,
>> "standard trap", []).
>> ** exception exit: {noproc,{gen_server,call,
>>                                       [snmp_master_agent,
>>                                        {send_trap,coldStart,"standard
>> trap",[],no_receiver,[]},
>>                                        infinity]}}
>>     in function  gen_server:call/3
>>
>> The SNMP agent seems to be running, because I can run snmpwalk against
>> it, so what's the problem?
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>> 
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>>
>
>



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