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Re: What frame relay switch is causing MCI/Worldcom such grief?

daemon@ATHENA.MIT.EDU (Vadim Antonov)
Mon Aug 9 14:54:25 1999

Date: Mon, 9 Aug 1999 11:53:02 -0700
From: Vadim Antonov <avg@kotovnik.com>
To: nanog@merit.edu, prabhu_kavi@tenornetworks.com
Errors-To: owner-nanog-outgoing@merit.edu


Prabhu --

a particluar implementation does not matter when the underlying idea
is bad.  Any circuit routing for data is broken-as-designed.

(BTW, the irrelevance of the particulars is why i omitted attribution
in the first place.  This was a comment on the general state of affairs,
not on the situation. Thanks for providing details, though).

--vadim

>From: Prabhu Kavi <prabhu_kavi@tenornetworks.com>

>Vadim,

>Your response is unrelated to the message I replied to, which
>asked about the link state algorithm that Cascade uses.

>As far as I know, nobody has announced which set of MCI Wordlcom's
>switches were responsible for their outage.  Since MCI Worldcom
>uses multiple types in their network, statements like "goes as
>predicted - complexity bites" is irresponsible at best, even if it
>is later determined the Cascade switches were actually the cause
>of the outage.

>Prabhu


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