[119317] in North American Network Operators' Group

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Re: Layer 2 vs. Layer 3 to TOR

daemon@ATHENA.MIT.EDU (Shane Ronan)
Fri Nov 13 13:52:25 2009

From: Shane Ronan <sronan@fattoc.com>
In-Reply-To: <727A0177-4F97-4186-8697-A232C3B52351@gmail.com>
Date: Fri, 13 Nov 2009 13:51:48 -0500
To: Cord MacLeod <cordmacleod@gmail.com>
Cc: nanog list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

Disagree, the EX is a very capable L3 router for LANs.


On Nov 13, 2009, at 1:17 PM, Cord MacLeod wrote:

> On Nov 13, 2009, at 4:14 AM, Matthew Walster wrote:
>=20
>> 2009/11/12 David Coulson <david@davidcoulson.net>
>>=20
>>> You could route /32s within your L3 environment, or maybe even =
leverage
>>> something like VPLS - Not sure of any TOR-level switches that MPLS
>>> pseudowire a port into a VPLS cloud though.
>>>=20
>>=20
>> Just to let you know - the Juniper EX4200 series only support a =
single label
>> stack, and RSVP not LDP - plus they have a restricted BGP table size, =
so
>> VPLS is out of the question.
>=20
> If you wanted something to do this, it's called an MX series.  The ex =
is a switch... l3, but still a switch.
>=20



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