[SNMP4J] IPv6 address in varbind is represented as 0.0.0.0 on receiver machine

[Frank Fock]

Hi Vijay,


Vijay Reddy (dvsreddy) wrote:
> 
> Is it the SNMP4J stack based on the varbind type and data, it decided to
> put 0.0.0.0?

I do not understand this question.

> 
> To support Ipv6 in varbind, do I need to pick the OID that has type
> defined as Ipv6? Can you point me to some examples to generate ipv6
> address in varbind?

There is no Ipv6 base type. See RFC 3419 (TRANSPORT-ADDRESS-MIB)
for alternatives.

> 
> Basic question, Does SNMP4J has list of supported mibs? 

No, because SNMP4J supports all MIBs.

Regards,
Frank

> 
> 
> Thanks and regards,
> Vijay 
> 
> -----Original Message-----
> From: Frank Fock [mailto:fock at agentpp.com] 
> Sent: Tuesday, October 27, 2009 3:21 PM
> To: Vijay Reddy (dvsreddy)
> Cc: snmp4j at agentpp.org
> Subject: Re: [SNMP4J] IPv6 address in varbind is represented as 0.0.0.0
> on receiver machine
> 
> Hi Vijay,
> 
> I do not know which type the object
> 1.3.6.1.4.1.9.2.9.3.1.1.66.1
> has by its MIB specification, however,
> I guess, it is IpAddress. The syntax
> IpAddress is IPv4 *only*. If you
> use a IPv6 address to set it, it
> will be undefined what address is used
> on the wire. Most likely, it is the
> default (0.0.0.0) or the IPv4 portion
> of the IPv6 address or something
> completely different.
> 
> Regards,
> Frank
> 
> Vijay Reddy (dvsreddy) wrote:
>> Hi All,
>>  
>> Can someone pls help me with the problem am having,
>>  
>> Am trying to send ipv6 address as part of trap varbinds.  On sender 
>> machine it looks ok but on receiving machine value is represented as 
>> 0.0.0.0.
>>  
>> On further debugging with the help of wireshark, on sender machine 
>> itself it is sent as 0.0.0.0. Is there any specific reason for it.
>>  
>> Tried with latest SNMP4J version, can any one help me if am doing 
>> anything wrong.
>>  
>> On sender machine (Using SNMP4J ):
>>  
>> CommunityTarget[address=171.69.75.60/162, version=1, timeout=1000, 
>> retries=0, community=public] ****  TRAP[requestID=0, 
>> errorStatus=Success(0), errorIndex=0, VBS[1.3.6.1.2.1.1.3.0 = 
>> 0:16:40.00; 1.3.6.1.6.3.1.1.4.1.0 = 1.3.6.1.4.1.9.9.43.2.0.1;
>> 1.3.6.1.4.1.9.2.9.3.1.1.66.1 = 2001:db8:85a3:0:0:8a2e:370:7334;
>> 1.3.6.1.4.1.9.2.9.3.1.1.67.1 = 10.10.10.1]]
>>  
>> On receiver machine (Using SNMP4J ):
>>  
>> CommandResponderEvent[transportMapping=org.snmp4j.transport.DefaultUdp
>> Tr ansportMapping at 8b819fpeerAddress=30.30.30.15/34313, 
>> processed=false, pdu=[TRAP[requestID=1234289308, 
>> errorStatus=Success(0), errorIndex=0, VBS[1.3.6.1.2.1.1.3.0 = 
>> 0:16:40.00; 1.3.6.1.6.3.1.1.4.1.0 = 1.3.6.1.4.1.9.9.43.2.0.1; 
>> 1.3.6.1.4.1.9.2.9.3.1.1.66.1 = 0.0.0.0;
>> 1.3.6.1.4.1.9.2.9.3.1.1.67.1 = 10.10.10.1]]], securityName=public, 
>> securityModel=2, securityLevel=1]
>>
>>  
>> Thanks and regards,
>> Vijay
>> _______________________________________________
>> SNMP4J mailing list
>> SNMP4J at agentpp.org
>> http://lists.agentpp.org/mailman/listinfo/snmp4j
> 

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