Re: Lost of packets in LAN

As Forg said, check PC to PC as well in order to really isolate that this
will be only the issue from 7200 to 6500

2009/6/16 Rodrigo <gudines_at_terra.com.br>

> Hi Rob,
>
>
>
> The buffers are OK.
>
> I entered the command "show ip icmp rate-limit" and I saw a lot of packets
> unreachable ONLY from fa0/1.1.
>
> The number is growing.
>
>
>
> The default command is "ip icmp rate-limit unreachable 500". I have tried
> to put 50000, 60000... But It haven4t done any result.
>
>
>
> Another suggestion?
>
>
>
> Rodrigo
>
>
>
> De: Rob Clav [mailto:robclav_at_gmail.com]
> Enviada: terga-feira, 16 de junho de 2009 12:49
> Para: Rodrigo
> Cc: ccielab_at_groupstudy.com
> Assunto: Re: Lost of packets in LAN
>
>
>
> 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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