[75503] in North American Network Operators' Group

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RE: The Cidr Report

daemon@ATHENA.MIT.EDU (Christopher L. Morrow)
Sat Nov 13 22:14:12 2004

Date: Sun, 14 Nov 2004 03:13:09 +0000 (GMT)
From: "Christopher L. Morrow" <christopher.morrow@mci.com>
In-reply-to: <NIEMIGHPFNLLIKKFEAFIIEGJCFAA.garlic@garlic.com>
To: Roy <garlic@garlic.com>
Cc: nanog@merit.edu
Errors-To: owner-nanog-outgoing@merit.edu



On Sat, 13 Nov 2004, Roy wrote:

>
>
> You have jumped to the conclusion that a customer of the cable company is
> not multi-homed.  Bad assumption.  I can tell you that there are multihomed
> customers behind what you would normally think of as a cable company.

I'm not sure I did jump to that conclusion, and most (all?) of the
prefixes I looked at (quickly as they scrolled) had an originating ASN of
18665 or whichever was covad.  Either way, that would account for a few,
not all, of their deaggregated routes.

>
> Roy Engehausen
>
> -----Original Message-----
> From: owner-nanog@merit.edu [mailto:owner-nanog@merit.edu]On Behalf Of
> Christopher L. Morrow
> Sent: Friday, November 12, 2004 7:31 PM
> To: Randy Bush
> Cc: cidr-report@potaroo.net; nanog@merit.edu
> Subject: Re: The Cidr Report
>
>
> ....
>
> Of these listed 4 are cable companies, is there something in the cable
> modem networking that requires deaggregated routes beyond their borders?
> Is the problem that they might have seperate 'networks' for their regional
> parts and leak more specifics for these parts along with 'backup' routes
> via aggregates?
>
> ....
>

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