Yeah, there are a bunch of ways if you have cooperation. What I really meant was if content provider X sets up some kind of online video streaming, and WISP Y comes along and has a bunch of customers watching content, it is almost certainly going to be a unicast stream to every subscriber.

On 1/25/2017 11:12 AM, Josh Reynolds wrote:
Not always. I just heard about two cool methods the other day. One uses a single input switch port and then port mirroring.

Another method was actually outbound in-rack GPON and letting the hardware layer itself do the replication to multiple local servers, then from those outward to geographic distribution nodes.

On Jan 25, 2017 11:09 AM, "Simon Westlake" <simon@sonar.software> wrote:

    Nope, it is all unicast! Big pipes.

    On 1/25/2017 11:03 AM, Chuck McCown wrote:
    I have never understood how you can set up a streaming server and
    deliver hundreds or thousands of streams without having our
    upstream BW be stream BW X # of streams.� Each stream has its
    own session, right?�
    �
    So with folks watching the coronation via CNN streaming, CNN
    cannot possibly have a pipe large enough to give each user its
    own BW.
    �
    I understand how simple this is with multicast, but I have always
    presumed that multicast does not traverse the public internet?�
    Hard enough to get it to work flawless internally with IPTV.�
    �
    There is probably some kind of UDP broadcast type of thing that I
    have just been unaware of.�

-- Simon Westlake
    Email:simon@sonar.software <mailto:simon@sonar.software>
    Phone:(702) 447-1247 <tel:%28702%29%20447-1247>
    ---------------------------
    Sonar Software Inc
    The future of ISP billing and OSS
    https://sonar.software


--
Simon Westlake
Email: simon@sonar.software
Phone: (702) 447-1247
---------------------------
Sonar Software Inc
The future of ISP billing and OSS
https://sonar.software

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