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    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.
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