Re: Lost of packets in LAN

Recently, I had a similar problem with one of my EVCs and it came down to
the SP's hardware.

I am using 7200 as well and I tried a ping 4000 size 1500 from one of my .1q
interfaces on 7200 without any timeout.

On Tue, Jun 16, 2009 at 11:48 AM, Rob Clav <robclav_at_gmail.com> wrote:

> Hi Rodrigo,
> some time ago I suffered some stuff like that, in fact the problem came
> because a interface buffer overflow. You will find more information at this
> document.
> If you inspect the interface buffer of 7200 you will realize they are too
> smalls.
> http://www.cisco.com/application/pdf/paws/16122/hwts_7200_16122.pdf
>
> PLS confirm it helps or not.
> Robclav
>
> 2009/6/16 Rodrigo <gudines_at_terra.com.br>
>
> > Hi my friends,
> >
> >
> >
> > I am studying for CCIE Lab R&S, but a problem at my work is getting me
> > nervous this days.
> >
> >
> >
> > Topology:
> >
> >
> >
> > 7200 - fastethernet 0/1 (100Mbps FULL) <--------------> 6500 -
> > fastethernet
> > 5/48 (100Mbps FULL)
> >
> >
> >
> > Every time that I started a ping of 1000 packets of 100 bytes, I lost
> > ALWAYS
> > 1% of the total of packets sent.
> >
> > It is a strange behavior because I am in LAN .
> >
> >
> >
> > Does anyone get a similar problem?
> >
> >
> >
> > 7200 fa0/1 is configured with encapsulation dot1q with 2 VLANS and 6500
> > side
> > is configured with trunk .
> >
> > We have tried to change cable, port...
> >
> >
> >
> > The utilization in fa0/1 7200 port is average 40Mbps to 50Mbps.
> >
> > There aren4t errors in this interfaces.
> >
> >
> >
> > Thanks for anyone can helps
> >
> >
> >
> > Rodrigo
> >
> >
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Received on Tue Jun 16 2009 - 12:17:19 ART