Re: [Testbed-admins] Too many links of type ethernet!

[Robert Ricci <ricci@cs.utah.edu>]

Yes, we do support this - see this page:
    http://users.emulab.net/trac/emulab/wiki/linkdelays#MultiplexedLinks

On 5/28/10 2:51 PM, Spies, Sebastian Martin wrote:
> Hi Group,
>
> thanks for your work on emulab.
>
> I’m planning to build up an environment with 80 nodes each running 2 x
> Core 2 Quad. To get a feeling of how things work with an emulab, I setup
> an account at emulab.net and tried some experiments.
>
> What I’m especially interested in are virtual nodes as we plan to
> emulate topologies with up to thousands of (virtual) nodes with up to
> ten links per node. I’ve seen that emulab maps veth interfaces to
> physical interfaces one-by-one. This limits scaling dramatically. Is it
> possible to declare a link to use vlan-tags and let the switch configure
> multiple vlans on a single port, so we can use, let’s say 100 virtual
> interfaces on 5 physical network interfaces?
>
> Best regards,
>
> Sebastian
>
> ----
>
> Sebastian Spies
>
> Advanced Network Technologies Devision
>
> National Institute of Standards and Technology
>
> phone: 301-975-3259
>
>
>
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