Multicast traffic % in enterprise network ?

Greg Shepherd gjshep at gmail.com
Thu Aug 9 18:56:52 UTC 2018


On Thu, Aug 9, 2018 at 11:41 AM, Curtis, Bruce <bruce.curtis at ndsu.edu>
wrote:

>
> Multicast was also required for earlier versions of VXLAN.  But later
> versions or VXLAN only require unicast.
>
> For the far future it seems like Named Data Neworking, Content Centric
> Networking, Information Centric Networking, Data Centric Networking etc all
> list multicast as a requirement or fundamental part of their architecture.


And they would all be better served by using BIER.

Greg


> > On Aug 8, 2018, at 4:15 PM, Greg Shepherd <gjshep at gmail.com> wrote:
> >
> > Financial exchanges around the world use multicast.
> >
> > On Wed, Aug 8, 2018 at 1:31 PM, Stan Barber <sob at academ.com> wrote:
> >
> >> As someone else remarked, part of this will depend on the type of
> network
> >> you are profiling. One enterprise networking may have critical internal
> >> applications that depend on multicast to work and others may have
> nothing
> >> but the basic requirements of the network itself (e.g. IPv6 uses
> multicast
> >> instead of broadcast for some network control information distribution).
> >>
> >> On Wed, Aug 8, 2018 at 11:49 AM, Mankamana Mishra (mankamis) via NANOG <
> >> nanog at nanog.org> wrote:
> >>
> >>> Hi Every one,
> >>> Recently we had good discussion over multicast uses in public internet.
> >>> From discussion, it was pointed out uses of multicast is more with in
> >>> enterprise.  Wanted to understand how much % multicast traffic present
> in
> >>> network
> >>>
> >>>  *   If there is any data which can provide what % of traffic is
> >>> multicast traffic. And if multicast is removed, how much unicast
> traffic
> >> it
> >>> would add up?
> >>>  *   Since this forum has people from deployment area, I would love to
> >>> know if there is real deployment problems or its pain to deploy
> >> multicast.
> >>>
> >>>
> >>> These questions is to work / discussion in IETF to see what is pain
> >> points
> >>> for multicast, and how can we simplify it.
> >>>
> >>>
> >>>
> >>> Thanks
> >>> Mankamana
> >>>
> >>>
> >>
>
>
> ---
> Bruce Curtis                         bruce.curtis at ndsu.edu
> Certified NetAnalyst II                701-231-8527
> North Dakota State University
>
>


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