Re: Layer 2 vs. Layer 3 to TOR

[Seth Mattinen <sethm () rollernet us>]

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