[SNMP4J] No Errors but no results either?
Frank Fock
fock at agentpp.com
Wed Aug 25 22:43:11 CEST 2010
Maybe you should first read the RFCs. Then you can answer
your question yourself.
Frank
On 25.08.2010 22:18, James Prickett wrote:
> Sounds good. I can do that. Where in the API is this REPORT represented? Is there an example somewhere in the Javadoc?
>
> Regards,
> James
>
> -----Original Message-----
> From: snmp4j-bounces at agentpp.org [mailto:snmp4j-bounces at agentpp.org] On Behalf Of Frank Fock
> Sent: Wednesday, August 25, 2010 4:12 PM
> To: snmp4j at agentpp.org
> Subject: Re: [SNMP4J] No Errors but no results either?
>
> James,
>
> You get an REPORT which indicates the error.
> See the SNMPv3 standard for more details.
>
> Best regards,
> Frank
>
> On 25.08.2010 22:08, James Prickett wrote:
>> When I run my code below, this is what I get in the response.getResponse() string:
>>
>> <snip>
>> REPORT[reqestID=1745013846, errorStatus=0, errorIndex=0, VBS[1.3.6.1.6.3.15.1.1.3.0 = 23]]
>> </snip>
>>
>> Note that the number 23 is incremented and requested changes with each subsequent execution of the code
>>
>> So my problem is this: I don't get an error back in the response, yet I don't see anything happening on my switch either (it should be turning off port Gi0/8))
>>
>> I would be most grateful to whomever can take a look at my code and tell me what I'm doing wrong! :)
>>
>> Regards,
>> James
>>
>>
>>
>>
>>
>> CODE
>> ----------------
>> package example;
>>
>> import java.io.IOException;
>>
>> import org.snmp4j.PDU;
>> import org.snmp4j.ScopedPDU;
>> import org.snmp4j.Snmp;
>> import org.snmp4j.TransportMapping;
>> import org.snmp4j.UserTarget;
>> import org.snmp4j.event.ResponseEvent;
>> import org.snmp4j.mp.MPv3;
>> import org.snmp4j.mp.MessageProcessingModel;
>> import org.snmp4j.mp.SnmpConstants;
>> import org.snmp4j.security.AuthMD5;
>> import org.snmp4j.security.PrivDES;
>> import org.snmp4j.security.SecurityLevel;
>> import org.snmp4j.security.SecurityModel;
>> import org.snmp4j.security.SecurityModels;
>> import org.snmp4j.security.SecurityProtocols;
>> import org.snmp4j.security.USM;
>> import org.snmp4j.security.UsmUser;
>> import org.snmp4j.smi.Address;
>> import org.snmp4j.smi.GenericAddress;
>> import org.snmp4j.smi.OID;
>> import org.snmp4j.smi.OctetString;
>> import org.snmp4j.smi.UdpAddress;
>> import org.snmp4j.smi.VariableBinding;
>> import org.snmp4j.transport.DefaultUdpTransportMapping;
>>
>> /**
>> * @author James Prickett
>> *
>> */
>> public class SnmpExample {
>>
>> // private static final OctetString UP = new OctetString("1");
>> private static final OctetString DOWN = new OctetString("2");
>>
>> /**
>> * @param args
>> * The command-line arguments
>> */
>> public static void main(String[] args) {
>>
>> PDU pdu = new ScopedPDU();
>> pdu.setType(PDU.SET);
>> pdu.add(new VariableBinding(new OID("1.3.6.1.2.1.2.2.1.7"), new OctetString("Gi0/8")));
>> pdu.add(new VariableBinding(new OID("1.3.6.1.2.1.2.2.1.7"), DOWN));
>>
>> UserTarget target = new UserTarget();
>> target.setAddress(new UdpAddress("10.10.0.2/16"));
>> target.setVersion(SnmpConstants.version3);
>> target.setRetries(1);
>> target.setTimeout(500);
>> target.setSecurityLevel(SecurityLevel.AUTH_NOPRIV);
>> target.setSecurityName(new OctetString("MD5DES"));
>> target.setSecurityModel(SecurityModel.SECURITY_MODEL_USM);
>>
>> try {
>> Snmp snmp = new Snmp(new DefaultUdpTransportMapping());
>> snmp.listen();
>> TransportMapping transport = new DefaultUdpTransportMapping();
>> snmp = new Snmp(transport);
>> USM usm = new USM(SecurityProtocols.getInstance(),
>> new OctetString(MPv3.createLocalEngineID()), 0);
>> SecurityModels.getInstance().addSecurityModel(usm);
>> transport.listen();
>>
>> snmp.getUSM().addUser(new OctetString("MD5DES"),
>> new UsmUser(new OctetString("MD5DES"),
>> AuthMD5.ID,
>> new OctetString("MD5DESUserAuthPassword"),
>> PrivDES.ID,
>> new OctetString("MD5DESUserPrivPassword")));
>>
>> ResponseEvent response = snmp.send(pdu, target);
>> if (response.getResponse() != null) {
>> System.out.println(response.getResponse().toString());
>> } else {
>> System.out.println(response.getError().getMessage());
>> }
>> } catch (IOException e) {
>> e.printStackTrace();
>> System.exit(99);
>> }
>>
>> }
>>
>> }
>>
>>
>> _______________________________________________
>> SNMP4J mailing list
>> SNMP4J at agentpp.org
>> http://lists.agentpp.org/mailman/listinfo/snmp4j
>
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