[Gllug] Fwd: One for the security gurus
Formi
rcformi at yahoo.com
Wed Sep 19 19:32:03 UTC 2001
--- Formi <rcformi at yahoo.com> wrote:
> Date: Wed, 19 Sep 2001 12:03:33 -0700 (PDT)
> From: Formi <rcformi at yahoo.com>
> Subject: One for the security gurus
> To: gllug at linux.co.uk
>
>
> I am observing something I don´t like in my syslog.
>
> kernel: Undo D-SACK 63.146.109.200/80 c2 10 ss2/65535 p0
>
> Am I wrong or this is not good ?
>
> I check various of the IPs and they look not very familiar, some of
> them do not return FQDN's, I used nslookup and host.
>
> For what I can assume is something to do with ss2 trying to access a web
> server, I am running squid, so nobody should be doing that. Or even trying to
> contact my port 80.
>
> Cheers,
>
> Formi.
>
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