[35601] in North American Network Operators' Group

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RE: Broken Internet? [OT]

daemon@ATHENA.MIT.EDU (David Schwartz)
Tue Mar 13 20:45:48 2001

From: "David Schwartz" <davids@webmaster.com>
To: "'Roeland Meyer'" <rmeyer@mhsc.com>,
	"'Patrick Greenwell'" <patrick@cybernothing.org>
Cc: <nanog@merit.edu>
Date: Tue, 13 Mar 2001 15:09:19 -0800
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> Any business needs:
> 1. to be able to change upstream providers without having to renumber.

	Why not just keep it easy to renumber. It's only hard to renumber if you
make it that way.

> 2. to be able to change access providers without having to suffer
> multi-month down-times.

	If your company relies on your access, you need more than one provider. You
can easily dual number every server you have. That way, if you lose one
provider, change DNS a bit and use just the other. You can then renumber the
other side of the dual numbering at your leisure with a new ISP.

> 3. to be able to have its net-block(s) visible regardless of which ISPs
> they are currently using.

	Design to renumber. If you need reliability, get two of everything. It's
really almost that simple.

	DS



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