[131025] in North American Network Operators' Group
Re: Pica8 - Open Source Cloud Switch
daemon@ATHENA.MIT.EDU (Donald Eastlake)
Tue Oct 19 11:23:59 2010
In-Reply-To: <020301cb6f9e$5b66f0e0$ba85c10a@china.huawei.com>
Date: Tue, 19 Oct 2010 11:23:39 -0400
From: Donald Eastlake <d3e3e3@gmail.com>
To: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Tue, Oct 19, 2010 at 11:00 AM, Peter Ashwood-Smith
<Peter.AshwoodSmith@huawei.com> wrote:
> ...
>
> a) bigger layer 2 networks with Vmware type mobility and no IP address
> changes. Technolgies in this space are much more than just L2 switching, its
> L2 switching on larger scales with encapsulation, multipathing etc. This is
> where technologies like IEEE 802.1aq Shortest Path Bridging, IEEE 802.1ah
> mac-in-mac come to play. These tend to be appropriate for existing
> enterprise applications (or complete virtual desktops) and simply make
> existing DC L2 fabrics bigger and availale for virtualization. No
> application software changes required, its done under them and end hosts
> can't tell whats happening.
And the IETF TRILL protocol.
Donald
> ...
>
> Peter
