Re: icmp packet outside the tcp window (2.1.91)

Andi Kleen (ak@muc.de)
30 Mar 1998 18:13:08 +0200


"Eloy A. Paris" <eparis@ven.ra.rockwell.com> writes:

> Hi,
>
> I just found this in a i386 box running 2.1.91 with an uptime of 3
> days and 10 hours:
>
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
> icmp packet outside the tcp window: s:1 2226495879,2226495880,2226495880
>
> The box is pretty much standard: no sound, ne2000 ethernet, no PPP
> running on this box although I connect to it via a 2.0.33 box acting
> as a PPP server, ncr83c810 SCSI.
>
> I'm sorry I can't provide more information nor tcpdump's (I can't
> reproduce the message).

This is harmless and you can ignore it.

-Andi

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