[93451] in North American Network Operators' Group

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Re: "Neighbor maximum-prefix" option on routers

daemon@ATHENA.MIT.EDU (Scott Weeks)
Mon Nov 20 00:19:16 2006

Date: Sun, 19 Nov 2006 21:18:04 -0800
From: "Scott Weeks" <surfer@mauigateway.com>
Reply-To: <surfer@mauigateway.com>
To: <nanog@nanog.org>
Errors-To: owner-nanog@merit.edu




--- rveloso@cs.ucla.edu wrote:

I was wondering what's the common practice among ISPs regarding the  
"neighbor maximum-prefix" option in Cisco and Juniper routers?
By default this option is disabled in both Cisco and Juniper boxes,  
but was wondering if anyone in this list already configured it?



I use it facing full-route upstreams (250k at present) and IXs (~50% more than I expect there) where I want to receive all routes announced without having to change route filters every time there's a change and, so, don't want a route filter. It's not necessary on customer facing interfaces as you use a route filter and only allow what's agreed on.

scott 

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