MPLS in the campus Network?

Wayne Bouchard web at
Mon Oct 24 20:13:04 UTC 2016

If the reason for L2 transport is purely customer driven and purely
ptp, then a L2 VPN solution would be better than directly transporting
the frames. If you don't have to bridge it directly, don't. Keep the
core at layer 3 wherever possible. L2 can be very hard to debug when
there are issues.

On Thu, Oct 20, 2016 at 06:58:51PM +0200, Mark Tinka wrote:
> On 20/Oct/16 18:45, Roland Dobbins wrote:
> >
> > Sure - but it's probably worth revisiting the origins of those
> > requirements, and whether there are better alternatives.
> Indeed.
> What we've seen is customers who prefer to manage their own IP layer,
> and just need transport. These types of customers tend to be split
> between EoDWDM and EoMPLS preferences. Whatever the case, their primary
> requirement is control of their IP domain.
> What we're not seeing anymore is l3vpn requirements, particularly on the
> back of on-premise IT infrastructure moving into the cloud. We see this
> driving a lot of regular IP growth.
> Mark.

Wayne Bouchard
web at
Network Dude

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