[c-nsp] 6506 reporting incorrect vlan traffic stats via SNMP.

Tassos Chatzithomaoglou achatz at forthnet.gr
Sat Sep 23 16:46:04 EDT 2006


We have the same behaviour on all our L2/L3 switches and i think this is excactly what happens.

Tassos


Dean Smith wrote on 23/9/2006 10:18 μμ:
>  > have set two graphing packages (Cacti & RTG) polling the vlan interfaces
> ever 30 seconds, and the correct traffic is simply not being reported.  For
> example, a vlan that typically has 5mbps inbound consistentally is only
> reporting 40kbps.
> 
> I've seen this often in the past on my 6500s. I assumed the counters weren't
> picking up layer3 swithced traffic - and what I was seeing was actually only
> those packets being initially routed etc by the MSFC. Never proved it so I
> could be wrong.
> 
> Dean
> 
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