[SNMP4J] Trap sending from snmp4j agent problem

[Jothi P Neelamegam]

Are you running your agent as root? You need superuser (root) previleges 
to use port 162 in Linux.

Jothi

Vinoj Louis wrote:
> Hi,
>
> I tried using TestAgent.java to send a trap. It worked well in windows 
> machine when I used localhost or 127.0.0.1 in
>
>  targetMIB.addTargetAddress(new OctetString("notification"),
>                                TransportDomains.transportDomainUdpIpv4,
>                                new OctetString(new 
> UdpAddress("localhost/162").getValue()),
>                                200, 1,
>                                new OctetString("notify"),
>                                new OctetString("v2c"),
>                                StorageType.permanent);
>
>
>
> But when i tried this in a Linux machine with localhost it works. But when 
> i changed to remote host it gives the below exception.....
>
>
>  targetMIB.addTargetAddress(new OctetString("notification"),
>                                TransportDomains.transportDomainUdpIpv4,
>                                new OctetString(new 
> UdpAddress("10.203.121.88/162").getValue()),
>                                200, 1,
>                                new OctetString("notify"),
>                                new OctetString("v2c"),
>                                StorageType.permanent);
>
>
>
>
> java.io.IOException: Invalid argument
>         at java.net.PlainDatagramSocketImpl.send(Native Method)
>         at java.net.DatagramSocket.send(DatagramSocket.java:612)
>         at 
> org.snmp4j.transport.DefaultUdpTransportMapping.sendMessage(Unknown
> Source)
>         at org.snmp4j.MessageDispatcherImpl.sendMessage(Unknown Source)
>         at org.snmp4j.MessageDispatcherImpl.sendPdu(Unknown Source)
>         at org.snmp4j.Snmp.sendMessage(Unknown Source)
>         at org.snmp4j.Snmp.send(Unknown Source)
>         at org.snmp4j.Snmp.send(Unknown Source)
>         at
> org.snmp4j.agent.mo.snmp.NotificationOriginatorImpl.sendNotification(NotificationOriginatorImpl.java:252)
>         at
> org.snmp4j.agent.mo.snmp.NotificationOriginatorImpl.notify(NotificationOriginatorImpl.java:318)
>         at
> org.snmp4j.agent.mo.snmp.NotificationOriginatorImpl.notify(NotificationOriginatorImpl.java:143)
>         at
> org.snmp4j.agent.BaseAgent.sendColdStartNotification(BaseAgent.java:412)
>         at org.snmp4j.agent.test.TestAgent.main(TestAgent.java:345)
>
>
> Please give a solution if you have....
>
> Thanks in advance,
>
> Vinoj.
>
>
>
>
>
>
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