[119290] in North American Network Operators' Group
Re: Layer 2 vs. Layer 3 to TOR
daemon@ATHENA.MIT.EDU (Seth Mattinen)
Thu Nov 12 15:20:16 2009
Date: Thu, 12 Nov 2009 12:19:36 -0800
From: Seth Mattinen <sethm@rollernet.us>
To: "'nanog@nanog.org'" <nanog@nanog.org>
In-Reply-To: <3144163E-F6D4-4AF4-8B81-E2653D2AF8B8@twincreeks.net>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Steve Feldman wrote:
>
> On Nov 12, 2009, at 2:48 PM, Raj Singh wrote:
>
>> Guys,
>>
>> I am wondering how many of you are doing layer 3 to top of rack
>> switches and what the pros and cons are. Also, if you are doing layer
>> 3 to top of rack do you guys have any links to published white papers
>> on it?
>
> Dani Roisman gave an excellent talk on this subject at NANOG 46 in
> Philadelpha:
>
>
> http://www.nanog.org/meetings/nanog46/abstracts.php?pt=MTQwOCZuYW5vZzQ2&nm=nanog46
>
I'd always wondered how you make a subnet available across racks with L3
rack switching. It seems that you don't.
~Seth
