[SNMP4J] Message processing model 3 returned error: 1405 for privacy AES192/AES256

[~Kanagavelu~]

Hi Frank/Jochen/Chico,

What is the problem with 3DES encryption.
Kindly provide your comments.
That will be more valuable for me.

Thanks,
Velu.



On Tue, Jun 21, 2011 at 6:24 PM, ~Kanagavelu~ <skanagavelu at gmail.com> wrote:

>  Hi Jochen,
>
> Thanks for your input.
>
> Yes.  The same code is working fine for AES256.
> Attaching the code for reference.
> Kindly let me know do i need to add any more lines to enable
> authentication.
>
> import java.io.IOException;
> import java.util.ArrayList;
> import org.snmp4j.ScopedPDU;
> import org.snmp4j.Snmp;
> import org.snmp4j.TransportMapping;
> import org.snmp4j.UserTarget;
> import org.snmp4j.mp.MPv3;
> import org.snmp4j.mp.SnmpConstants;
> import org.snmp4j.security.AuthMD5;
> import org.snmp4j.security.Priv3DES;
> import org.snmp4j.security.PrivAES256;
> 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.IpAddress;
> import org.snmp4j.smi.OctetString;
> import org.snmp4j.smi.TimeTicks;
> import org.snmp4j.smi.UdpAddress;
> import org.snmp4j.smi.VariableBinding;
> import org.snmp4j.transport.DefaultUdpTransportMapping;
> public class TrapSenderVersion3 {
>  public static final ArrayList<UsmUser> usmUserList = new
> ArrayList<UsmUser>();
>  private Snmp snmp;
>  private OctetString localEngineID;
>  public TrapSenderVersion3() {
>   int engineBoots = 0;
>   localEngineID = new OctetString(MPv3.createLocalEngineID());
>   USM usm = new USM(SecurityProtocols.getInstance(),
> localEngineID,engineBoots);
>   SecurityModels.getInstance().addSecurityModel(usm);
>  }
>  /**
>   * The method will frame new V3 Trap and forward to Agent running on XP
>   * machine
>   */
>  public void sendTrap_Version3() {
>   TransportMapping transport;
>   OctetString userName = new OctetString("MD5DES3");
>   OctetString pwd = new OctetString("Password123");
>   usmUserList.add(new UsmUser(userName, AuthMD5.ID, pwd, Priv3DES.ID,
> pwd));
>   UsmUser usmUserArray[] = usmUserList.toArray(new
> UsmUser[usmUserList.size()]);
>   try {
>    transport = new DefaultUdpTransportMapping();
>    snmp = new Snmp(transport);
>    snmp.getUSM().setUsers(usmUserArray);
>    UserTarget target = new UserTarget();
>    target.setAddress(new UdpAddress("10.120.7.107/10112"));
>    target.setVersion(SnmpConstants.version3);
>    target.setSecurityLevel(SecurityLevel.AUTH_PRIV);
>    target.setSecurityName(userName); //the user you want to send the trap
>    target.setSecurityModel(SecurityModel.SECURITY_MODEL_USM);
>
>    //Preparing for PDU
>    ScopedPDU pdu = new ScopedPDU();
>    pdu.add(new VariableBinding(SnmpConstants.sysUpTime, new
> TimeTicks(1000)));
>    pdu.add(new VariableBinding(SnmpConstants.snmpTrapOID,
> SnmpConstants.linkDown));// new OID(".1.3.6.1.2.1.1.8")));
>    pdu.add(new VariableBinding(SnmpConstants.snmpTrapAddress, new
> IpAddress("10.120.7.108")));
>
>    //Sending the PDU
>    pdu.setType(ScopedPDU.TRAP);
>    snmp.send(pdu, target);
>   } catch (IOException e) {
>    e.printStackTrace();
>   }
>  }
>
>  public static void main(String[] args) {
>   TrapSenderVersion3 obj = new TrapSenderVersion3();
>   obj.sendTrap_Version3();
>  }
> }
>
>
>
> On Tue, Jun 21, 2011 at 5:16 PM, Jochen Katz <katz at agentpp.com> wrote:
>
>> Hi,
>>
>> > org.snmp4j.MessageException: Message processing model 3 returned error:
>> 1403
>>
>> SNMPv3_USM_UNSUPPORTED_SECURITY_LEVEL  = 1403;
>> Are you sure that you used a user with authentication enabled?
>>
>> Regards
>>  Jochen
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>>
>
>