[j-nsp] SNMP interface index change after upgrade to 9.2

Ethern M., Lin ethern at ascc.net
Fri Feb 13 09:41:34 EST 2009


Dear all,

I do have the same problem. I am using M320, M120.
I upgrade from 9.1R2.10 to 9.3R1.7, and my flow analysis can't get the
right result because one of my analysis depends on the interface snmp
index.

Hope Juniper guy can response and get it fixed.

cheers,
Ethern

On Fri, Feb 13, 2009 at 3:51 PM, Tore Anderson <tore at linpro.no> wrote:
> * Malte von dem Hagen
>
>> we filed that as a PR for the EX-Series we updated from 9.1 to 9.2 a
>> while ago, and got the response from JTAC that this is expected behaviour.
>
> Unbelievable.  This provokes me!  I really hope that the idiot(s) that
> made this design desicion are no longer working at Juniper.
>
> Hey, Juniper, if you're reading this:  Do you think that I ENJOY wasting
> hours of my to clear up the mess this «feature» has caused, you're sadly
> mistaken!  Not only is it fscking annoying - I use the data in my graphs
> for accounting too (and I think that's pretty common to do), so now
> valuable data used for invoicing customers is lost forever.
>
> And this was only for the MXes!  My EXes have 100s of graphs...  I don't
> want to even think about the hassle it would be to fix all of those
> manually.
>
>> Public interfaces get snmp ifIndex numbers *after* private interfaces,
>> so every time the private interfaces (whatever they exactly are) change,
>> the index numbers of public interfaces will change as well. And yes,
>> that is big PITA and very lame.
>
> Jesus.  So reserve some room for the private interfaces and enumerate
> public ones staring from ifIndex 100 or 1000 or whatever, then.  That
> wasn't too hard now was it?
>
> Juniper:  to simpy say that this is just «expected behaviour» is
> COMPLETELY UNACCEPTABLE, it's a DEFECT, and it NEEDS to be FIXED.
>
> *fumes*
>
> --
> Tore Anderson
> Redpill Linpro AS - http://www.redpill-linpro.com/
>
> _______________________________________________
> juniper-nsp mailing list juniper-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/juniper-nsp
>



-- 
=============================
Ethern M., Lin, <ethern at ascc.net>
Network Division
Computing Center, ACADEMIA SINICA
Phone: +886-2-2789-9953
Fax  : +886-2-2783-6444
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