[SNMP4J] Receiving SNMP response from the server

[Frank Fock]

Hi,

You need to use the correct USM credentials.
The response you receive is a USM report PDU
which indicates an error. See the RFC 3414
for details.

Best regards,
Frank

On 21.05.2010 13:04, Vishal Sahu wrote:
> Hi,
>
> I am new to SNMP. In my project i  have a requirement to send a snmp message
> if there is any exception on the server machine .
> Eg:- email sending failed
>
> I have implemented the code for sending a INFORM to the server if there is
> any exception.
>
>
>
>
>          OctetString securityName = new OctetString("MD5DES")
>          Address targetAddress = GenericAddress.parse(<some-url>);
>          TransportMapping transport = new DefaultUdpTransportMapping();
>          Snmp snmp = new Snmp(transport);
>          USM usm = new USM(SecurityProtocols.getInstance(), new
> OctetString(MPv3.createLocalEngineID()), 0);
>          SecurityModels.getInstance().addSecurityModel(usm);
>          transport.listen();
>
>
>          OctetString octetStringMD5DESUserPrivPassword = new
> OctetString("MD5DESUserPrivPassword")
>
>          UsmUser usmUser = new UsmUser(securityName, null, null, PrivDES.ID,
> octetStringMD5DESUserPrivPassword)
>          snmp.getUSM().addUser(securityName,usmUser);
>
>          UserTarget target = new UserTarget()
>          target.setAddress(targetAddress)
>          target.setRetries(1)
>          target.setTimeout(5000)
>          target.setVersion(SnmpConstants.version3)
>          target.setSecurityName(securityName)
>
>          PDU pdu = new ScopedPDU();
>          pdu.add(new VariableBinding(new OID('1.3.6.1.2.1.2.1')))
>          pdu.setType(PDU.INFORM);
>
>          ResponseEvent response = snmp.send(pdu, target)
>          response.getResponse()
>
>
>
> The code sends the message&  receives the response.
> Response is :-  REPORT[reqestID=1839467505, errorStatus=0, errorIndex=0,
> VBS[1.3.6.1.6.3.15.1.1.3.0 = 39]]
>
>
> Now i want to do 2 things:-
>
> 1. How to check on snmp server that the request has been received&  if
> received then what is the request.
> 2. I want to receive the response(or any string) fron SNMP server. How to do
> that.
>
>
> Any help would be appreciated.
>
>
> Thanks&  Regards
> Vishal
> _______________________________________________
> SNMP4J mailing list
> SNMP4J at agentpp.org
> http://lists.agentpp.org/mailman/listinfo/snmp4j

-- 
AGENT++
http://www.agentpp.com
http://www.snmp4j.com
http://www.mibexplorer.com
http://www.mibdesigner.com