[mrtg] OIDs changing.
gaurav at subisu.net.np
Mon Sep 3 12:38:40 CEST 2007
Thanks Jan, but I will not be helped though I use
Target[mypoll]:126.96.36.199.188.8.131.52.14/x.x.x.x:mystring at myhost
Any body familiar with cisco uBR-7200 CMTSs ? I would appreciate any
> 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
>> 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.
>> -----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
>> First, I have two cisco uBR 7200 with same IOS version and same model
>> 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 184.108.40.206.220.127.116.11.18.104.22.168 was for one than
>> 22.214.171.124.126.96.36.199.188.8.131.52 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
>> the datas polled. Upon further diagnose i found that the leaf OIDs have
>> increased with two
>> i mean if 184.108.40.206.220.127.116.11.18.104.22.168 was the OID that was polled than
>> the reboot it wasnt existing and 22.214.171.124.126.96.36.199.188.8.131.52 was the one
>> that was providing the necessary values.
>> Has any one came across this type of situations before...please do
>> Does the OIDs get changed so abnormally or is it because of some faults
>> in the device.
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> Gaurav Ghimire
> Support Dept.
> Subisu Cablenet Pvt. Ltd.
> Baluwatar, Kathmandu.
Subisu Cablenet Pvt. Ltd.
Subisu Cablenet Pvt. Ltd.
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