Re: SNMP devices with non-consecutive interface OIDs

Yes, I was referring to -Cc.
In case this is NOT the issue and your assumption has to be tested, we would
need a test device which I don't have access to. In any case, you should open a
new bug report, listing all those hints we have discussed already to to have a
track of all records
Reinhard

On 08.05.2012 21:57, Christian Gresser wrote:
> Hallo Reinhard,
> 
> hast du ne Idee, welche Option das sein könnte?
> 
> Ich habe jetzt einen Tag mit allen mir bekannten und dokumentierten Optionen
> wie -Cc etc. rumgespielt aber nichts was weiterhilft. Ich glaube auch
> eigentlich nicht, dass es an net-snmp liegt, weil die händischen
> snmpwalk-Aufrufe ohne irgendwelche Optionen liefern immer alle korrekten
> Interfaces zurück.
> 
> Es gibt da den Bug 2225 (http://bugs.cacti.net/view.php?id=2225, nicht von
> mir) wegen dem -Cc aber das hat mit meinem Problem wohl eher nichts zu tun.
> Ich tippe eigentlich immer noch auf <install_path>/cacti/lib/data_query.php
> 
> Danke
> 
> Gruß,
> 
> Christian
> 
> 
>> -----Ursprüngliche Nachricht-----
>> Von: Gandalf [mailto:[email protected]]
>> Gesendet: Montag, 7. Mai 2012 17:24
>> An: [email protected]; Support requests/questions about cacti
>> Betreff: Re: [cacti-user] SNMP devices with non-consecutive interface
>> OIDs
>>
>> This can be handled by a specific option, at least for net-snmp.
>> We (IMHO) never used that option but may provide it as a configurable
>> switch (on
>> global level???) for future versions.
>> Please post a feature request then to http://bugs.cacti.net
>>
>> Reinhard
>>
>> On 06.05.2012 23:36, Christian Gresser wrote:
>>> Hello list,
>>>
>>> I'm not sure if this classifies as a bug but nevertheless, here we go
>> ...
>>>
>>> I've noticed that Cacti (0.8.8) currently can't handle devices with
>>> non-consecutive interface OIDs like the Teldat (formerly Funkwerk)
>> Bintec
>>> router (like http://www.teldat.de/en/bintec-RS120-173,113477.html).
>> While
>>> these devices most probably don't follow RFC standards, they still
>> exist and
>>> are used in many companies.
>>>
>>> What seems to happen is, that Cacti detects the number of interfaces
>> but
>>> fails to enumerate them:
>>>
>>> ----------
>>> Data Query Debug Information
>>> + Running data query [1].
>>> + Found type = '3' [SNMP Query].
>>> + Found data query XML file at
>>> '/var/www/cacti/resource/snmp_queries/interface.xml'
>>> + XML file parsed ok.
>>> + Executing SNMP get for num of indexes @ '.1.3.6.1.2.1.2.1.0' Index
>> Count:
>>> 8
>>> + Executing SNMP walk for list of indexes @ '.1.3.6.1.2.1.2.2.1.1'
>> Index
>>> Count: 0
>>> + No SNMP data returned
>>> ----------
>>>
>>> Manually running snmpwalk gives the following output:
>>>
>>> ----------
>>> # snmpwalk -v 2c -c public 10.0.0.1 .1.3.6.1.2.1.2.1.0
>>> IF-MIB::ifNumber.0 = INTEGER: 8
>>>
>>> # snmpwalk -v 2c -c public 10.0.0.1 .1.3.6.1.2.1.2.2.1.1
>>> IF-MIB::ifIndex.0 = INTEGER: 0
>>> IF-MIB::ifIndex.1 = INTEGER: 1
>>> IF-MIB::ifIndex.2 = INTEGER: 2
>>> IF-MIB::ifIndex.1000 = INTEGER: 1000
>>> IF-MIB::ifIndex.1001 = INTEGER: 1001
>>> IF-MIB::ifIndex.1400 = INTEGER: 1400
>>> IF-MIB::ifIndex.1401 = INTEGER: 1401
>>> IF-MIB::ifIndex.10001 = INTEGER: 10001
>>> ----------
>>>
>>> As you can see, the ifIndex does not start with 1 but 0 and jumps
>> depending
>>> on the interface type:
>>>
>>> ----------
>>> rs120:> ifstat
>>> Index  Descr        Type Mtu  Speed St Ipkts   Ies Opkts   Oes
>>> PhyAddr/ChgTime
>>> 000000 REFUSE       othr 8192     0 up 0       0   0       0     0
>> 00:00:00
>>> 000001 LOCAL        othr 8192     0 up 0       0   0       0     0
>> 00:00:00
>>> 000002 IGNORE       othr 8192     0 up 0       0   0       0     0
>> 00:00:00
>>> 001000 en1-0        eth  1500  100M up 3466225 0   4000640 0
>>> 00:a0:f9:23:cb:92
>>> 001001 en1-0-llc    eth  1496  100M up 0       0   0       0
>>> 00:a0:f9:23:cb:92
>>> 001400 en1-4        eth  1500  100M up 1086229 0   3750804 0
>>> 00:a0:f9:23:cb:92
>>> 001401 en1-4-llc    eth  1496  100M up 0       0   0       0
>>> 00:a0:f9:23:cb:92
>>> 010001 Internet     ppp  1492  100M up 1064546 0   3517165 0    13
>> 00:03:40
>>> ----------
>>>
>>> I tracked the issue down to <install_path>/cacti/lib/data_query.php
>> and to
>>> the function query_snmp_host. Unfortunately my PHP knowledge is
>> absolutely
>>> limited to correctly spell PHP. I'm willing to help debugging or test
>> fixes
>>> (and will provide a small present to the programmer if fixed).
>>>
>>> Thanks,
>>>
>>> Btw: on http://bugs.cacti.net/main_page.php a wrong address is shown
>> for
>>> this list, [email protected] instead of
>>> [email protected]. Someone might want to fix that as
>> well.
>>>
>>> Best regards,
>>>
>>> Christian Gresser
>>>
>>>
>>>
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> 
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Exclusive live event will cover all the ways today's security and 
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