Dear Nicholas, On Mon, Sep 2, 2019 at 6:37 PM Nicholas Humfrey <nicholas.humf...@bbc.co.uk> wrote:
> I came across this Stackoverflow question: > > https://networkengineering.stackexchange.com/questions/47994/is-multicast-on-the-public-internet-possible-and-if-yes-how > > With accepted answer: "*You cannot multicast on the public Internet*" > Which I guess is generally true. But is there still a multicast > VLAN available at LoNAP and LINX? Is anyone using it for anything? > > I also saw that Internet 2 * "**will begin the sunset of Interdomain Any > Source Multicast (ASM) <https://www.internet2.edu/blogs/detail/16613>" *- but > in preference for Source Specific Multicast, so I guess the Multicast > Internet exists in some parts of the world. > > Is there any chance of multicast making a resurgence? If everyone has > gigabit internet to their homes, will the network cores be able to cope > with everyone watching 35 Mbps UHD (Live) television streams simultaneously? > Perhaps this NANOG thread is of interest to you "Confirming source-routed multicast is dead on the public Internet" https://mailman.nanog.org/pipermail/nanog/2018-July/096600.html I don't expect a resurgence of multicast any time soon, but perhaps BIER brings new possibilities? (though if I'm not mistaken, it appears that BIER is meant for not-Internet administrative domains) https://www.ietfjournal.org/an-overview-of-bit-index-explicit-replication-bier/ Kind regards, Job
