Re: 2.1.126 - x.x.x.x sent an invalid ICMP error to a broadcast

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 4 Nov 1998 13:59:35 +0000 (GMT)


> Nov 4 11:58:27 harmony kernel: x.x.x.x sent an invalid ICMP error to a
> broadcast.
>
> (Where x.x.x.x is the IP)
>
> We've established the the IP in question belongs to a 3Com SuperStack III
> Switch.

Suprise 8)

> Any ideas what the problem might be? We are talking to our networking
> people, but as
> this never happened with the 2.0.x kernel series we want to make sure the
> problem isn't
> with Linux first!

Linux logs the message when it sees an ICMP error reply from a host that
was sent to a packet it considered broadcast. That may simply mean there
are mismatched netmasks between your host and the 3com superstuck box.

Alan

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