[mrtg] OIDs changing.

[Gaurav Ghimire]

Thanks Jan, but I will not be helped though I use

Target[mypoll]:1.2.1.12.2.4.4.1.14/x.x.x.x:mystring at myhost

Any body familiar with cisco uBR-7200 CMTSs ? I would appreciate any
further  advices.

TIA,

Gaurav

> Well that would do for the interface's statistics I guess but what I am
> facing here is. I have to graph MRTG for the values such as No of modems
> online, The RF peripherals, in the device so I guess there isn't anything
> except OIDs that I can use.
>
> lets say as the ifindex has ifindex.1 ifindex.2 and so on for the
> interfaces..I have a few MIBs that also has .1 .2 etc as the leaf OIDs for
> them...and after reboots they are changing I had not had this type of
> experiences before...
>
>> To avoid problems with broken graphs MRTG offers some methods to
>> identify
>> the right oid.
>
> I had identified the correct OID for the ones I have been graphing.
> Identifying the right OID wont help I guess because though the OID is
> identified and is polled, the leaf OID that contains the values are
> changed across reboots. So if I graph a correct OID and after a reboot the
> leaf OID changes than I think I will get errors for sure.
>
> Someone did recommend me to use "snmp-server ifindex persist" in my
> devices...I want to know does that help me with the changing OIDs.
>
> Regards,
>
> Gaurav
>
>
>>
>> 	-----Original Message-----
>> 	From: mrtg-bounces at lists.oetiker.ch
>> [mailto:mrtg-bounces at lists.oetiker.ch] On Behalf Of gaurav
>> 	Sent: Friday, August 31, 2007 9:11 PM
>> 	To: mrtg at lists.oetiker.ch
>> 	Subject: [mrtg] OIDs changing.
>>
>>
>> 	Dear all,
>>
>> 	Recently I was amazed to see few things in the devices I was using MRTG
>> for.
>>
>> 	First, I have two cisco uBR 7200 with same IOS version and same model
>> but
>> the OIDs in them for same datas to are to be retrieved are different in
>> the leaf OIDs whereas the branch OID is the same.
>>
>> 	i mean if 1.3.2.1.2.1.2.3.1.2.1.2 was for one than
>> 1.3.2.1.2.1.2.3.1.2.1.9 was for the other..
>>
>> 	Second thing is one of the device got automatically rebooted because of
>> some power failure lately, and i was unable to see MRTG graphs for few
>> of
>> the datas polled. Upon further diagnose i found that the leaf OIDs have
>> increased with two
>>
>> 	i mean if 1.3.2.1.2.1.2.3.1.2.1.2 was the OID that was polled than
>> after
>> the reboot it wasnt existing and  1.3.2.1.2.1.2.3.1.2.1.4 was the one
>> that was providing the necessary values.
>>
>> 	Has any one came across this type of situations before...please do
>> share..
>>
>> 	Does the OIDs get changed so abnormally or is it because of some faults
>> in the device.
>>
>> 	TIA,
>>
>> 	Gaurav
>>
>>
>>
>>
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>
>
> --
> Gaurav Ghimire
> Support Dept.
> Subisu Cablenet Pvt. Ltd.
> Baluwatar, Kathmandu.
>


-- 
Gaurav Ghimire
Support Dept.
Subisu Cablenet Pvt. Ltd.
Baluwatar, Kathmandu.


-- 
Gaurav Ghimire
Support Dept.
Subisu Cablenet Pvt. Ltd.
Baluwatar, Kathmandu.