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Layer 2 vs. Layer 3 to TOR

Subject: Layer 2 vs. Layer 3 to TOR
From: sethm at rollernet.us (Seth Mattinen)
Date: Thu, 12 Nov 2009 12:19:36 -0800
In-reply-to: <[email protected]>
References: <6CDE22DE80A63A4DACF4FE2C916519A53F4E63E3DB@BLV11EXVS01.corp.dm.local> <[email protected]>

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

Follow-Ups:
- Layer 2 vs. Layer 3 to TOR
  - From: nicotine at warningg.com (Brandon Ewing)
- Layer 2 vs. Layer 3 to TOR
  - From: Tim_Bulger at polk.com (Bulger, Tim)
- Layer 2 vs. Layer 3 to TOR
  - From: david at davidcoulson.net (David Coulson)

References:
- Layer 2 vs. Layer 3 to TOR
  - From: raj.singh at demandmedia.com (Raj Singh)
- Layer 2 vs. Layer 3 to TOR
  - From: feldman at twincreeks.net (Steve Feldman)

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