[8783] in Commercialization & Privatization of the Internet

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Re: NAP philosophy & IP technology - trusting reliability

daemon@ATHENA.MIT.EDU (Dory Ethan Leifer)
Sat Dec 4 18:58:56 1993

To: yakov@watson.ibm.com
Cc: RAF@cu.nih.gov, com-priv@psi.com
In-Reply-To: Your message of Sat, 04 Dec 1993 17:32:24 -0500.
Date: Sat, 04 Dec 1993 18:58:23 -0500
From: Dory Ethan Leifer <leifer@terminator.rs.itd.umich.edu>

> Ref:  Your note of Fri, 03 Dec 1993  14:33:56 EST
> 
> Roger,
> 
> >some large corporations don't trust the reliability of a single
> >IXC and purchase access from multiple carriers.
> 
> Let me just say that in many cases an IP provider leases lines
> from a phone company. Thus, even if you have multiple IP provider
> this doesn't guarantee that these providers don't use the same
> fiber. So, your reliability may be more of a perception...
> 
> Yakov Rekhter

So true! Yesterday an MCI fiber cut knocked this campus off the net in spite
of redundant IP carriers. IP service providers need to think seriously about
carrier diversity.

Dory Leifer
University of Michigan

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