[130234] in North American Network Operators' Group
Re: RIP Justification
daemon@ATHENA.MIT.EDU (Julien Goodwin)
Thu Sep 30 00:13:30 2010
Date: Thu, 30 Sep 2010 14:13:11 +1000
From: Julien Goodwin <nanog@studio442.com.au>
To: "nanog@nanog.org" <nanog@nanog.org>
In-Reply-To: <20100930131234.52a833f7@opy.nosense.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On 30/09/10 13:42, Mark Smith wrote:
> One of the large delays you see in OSPF is election of the designated
> router on multi-access links such as ethernets. As ethernet is being
> very commonly used for point-to-point non-edge links, you can eliminate
> that delay and also the corresponding network LSA by making OSPF treat
> the link as a point-to-point link e.g.
>
> int ethernet0
> ip ospf network point-to-point
>
>
> If your implementation doesn't support point-to-point mode for an
> interface, point-to-multipoint mode on an ethernet would achieve
> something somewhat equivalent.
Do any implementations go point-to-point automatically if an ethernet
has a /30 or /31 mask?
