traceroute

[Brian Truter]

On 8/21/07, ann kok <annkok2001 at yahoo.com> wrote:
>
> Hi all
>
> I run a traceroute or traceroute -n and got some node
> " Icmp checksum is wrong"
>
> Do you know why?
>
> can it cause the packet loss?
>
>
> Thank you
>
> 12  64.230.23.1  32.268 ms  35.877 ms  59.515 ms
> Icmp checksum is wrong
> 13  69.158.15.2  34.706 msIcmp checksum is wrong
>   35.632 msIcmp checksum is wrong
>   36.856 ms
> Icmp checksum is wrong
> 14  69.158.15.2  38.714 msIcmp checksum is wrong
>   65.466 msIcmp checksum is wrong
>   42.031 ms
>
>
>
> ____________________________________________________________


Is this traceroute to a DSL router by any chance? If so, try updating the
firmware.

ICMP messages are not required to report checksum errors,
but some (older) implementations still do.
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