[c-nsp] GRE tunnel to do span vlan across two datacenters?
Jason Lixfeld
jason at lixfeld.ca
Wed Jul 6 13:48:46 EDT 2011
ME-3600? Supports L2 VPN and L3 VPN today. FCS+1 is supposed to support VPLS, which should be out any day now, as far as I understand. I guess they killed the ME-3800.
On 2011-07-06, at 1:38 PM, Derick Winkworth wrote:
> I thought about that, but then decided not to recommend it. Its definitely the simplest, but its also not really the best design in my opinion.
> If only Cisco had a smaller unit that could do MPLS VPNs *and* VPLS. That would seem more strategic in nature than patching it now with a vlan or pseudowire.
> Isn't the ASR supposed to be getting some VPLS support here soon?
>
> Derick Winkworth
>
> CCIE #15672 (RS, SP), JNCIE-M #721
>
> http://blinking-network.blogspot.com
>
> --- On Wed, 7/6/11, Gert Doering <gert at greenie.muc.de> wrote:
>
> From: Gert Doering <gert at greenie.muc.de>
> Subject: Re: [c-nsp] GRE tunnel to do span vlan across two datacenters?
> To: "Jason Gurtz" <jasongurtz at npumail.com>
> Cc: cisco-nsp at puck.nether.net
> Date: Wednesday, July 6, 2011, 12:23 PM
>
> Hi,
>
> On Wed, Jul 06, 2011 at 12:08:53PM -0400, Jason Gurtz wrote:
>> A firm has proposed creating a GRE tunnel between two datacenters (using a
>> 3750X stack at each) to create the spanned vlans needed for VMWare
>> failover application.
>
> I'd double-check that the 3750X can do that. The 3750-with-no-X can *not*.
>
>> There is dark fiber
>> available, what about VPLS w/ LDP or L2TP solution?
>
> If there's fiber available, why not "just trunk the VLANs across"?
>
> gert
> --
> USENET is *not* the non-clickable part of WWW!
> //www.muc.de/~gert/
> Gert Doering - Munich, Germany gert at greenie.muc.de
> fax: +49-89-35655025 gert at net.informatik.tu-muenchen.de
>
> -----Inline Attachment Follows-----
>
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