lkml.org 
[lkml]   [2001]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: ECN: Clearing the air (fwd)
On Mon, Jan 29, 2001 at 02:26:51PM -0500, George wrote:
> On Mon, 29 Jan 2001, Albert D. Cahalan wrote:
> >The author is expressing his wish for an ideal world. Note that he
> >also accepts reality. He accepts that PMTU black holes won't go
> >away, even though we might like them to do so.
> >
> >Hell, I think I'm behind one. ICMP is/was blocked to/from/within
> >the entire university. This was to stop ping flood attacks. :-)
>
> So you get a UDP flood instead.
>
> Congratulations on breaking something important (PMTU, "Port unreachable",
> etc.) for a false sense of security.

Your praise should be directed to UML telecommunications.

> Did you buy a non-upgraded Cisco PIX just to block ECN as well?

I wouldn't doubt it, but I haven't tested it on this network.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:25    [from the cache]
©2003-2011 Jasper Spaans