Re: problem with IP addresses getting mangled - various NIC drivers and

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Tue Feb 29 2000 - 07:06:54 EST


> The traffic continues normally until frame 207 where the laptop mangles the IP addresses again as in
> frame 29 above. Within 1540 frames there are the 2 correct addresses and 14 variations thereof.

Are you sniffing directly onto the laptop port ? Could you wire it so you have

laptop---hub---switch---hub--server
         ^ ^
          Sniffers here---

> I am stuck here, not knowing what to do to find the root cause of this and would appreciate a
> direction!

The addresses are all consistent with the packet being a byte or two out. That
is really peculiar to say the least and not one I've ever seen before.

I think you need to sniff both sides of the cable and see if the switch
is mangling stuff or which host is

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