[152996] in North American Network Operators' Group

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Re: Industry practice for BGP costs - one time or fixed/monthly?

daemon@ATHENA.MIT.EDU (Seth Mattinen)
Fri May 25 18:12:20 2012

Date: Fri, 25 May 2012 15:12:08 -0700
From: Seth Mattinen <sethm@rollernet.us>
To: nanog@nanog.org
In-Reply-To: <CABNh=GA6fV3=6xyw2t+w++ME-iU4RjJ08RMFJDHpU86KSv4Onw@mail.gmail.com>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On 5/25/12 3:08 PM, Adam wrote:
> 
> You also have to implement additional filters to protect yourself from what
> your client can advertise.  I'm lucky enough to work for a major ISP with
> pretty sophisticated filters built off the public route registry, but not
> all ISPs have this functionality.
> 

Is it really that hard to use a simple prefix list containing the one
prefix they're allowed to announce and default deny everything else?

~Seth


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