[SBE] Questions about IP multicasting

[Yengst, Curt]

Thanks, Gibson!  I may take you up on that.  We currently don't have a
private and/or VPN connection established site-to-site; but as I learn more
about this, it looks like we'll be putting one in.  I'll keep you posted.


*Curt Yengst, CSRE*

Engineer

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On Fri, Dec 22, 2017 at 9:56 PM, Gibson Prichard <gibson at prichard.tv> wrote:

> The question I have is what is the path from the other end of the IP link?
> Is it a private wired/wireless link (like MPLS) or is it public Internet?
> As others have asked- if this is over the Internet, forget multicast- the
> routers on the Internet don’t pass multicast at all.
> In fact, many MPLS networks won’t pass multicast either. Now, if the link
> is private, you should be able to make multicast work.
> Several have offered their help, and I’ll throw my hat in the ring as
> well. Email me and I can give you a call.
> Gibson Prichard
> WTVF Nashville
>
> On Fri, Dec 22, 2017 at 16:03 Yengst, Curt <cyengst at star991.com> wrote:
>
>> Working for a small independent TV station that is trying to set up an
>> STL using TSoIP.  The catch is, they need to feed two separate devices at
>> their tower site with the same TSoIP stream.  The short answer we got from
>> the manufacturer of the ASI-to-TSoIP converter is to configure for IP
>> multicast.
>>
>> I did a rudimentary test with an ASI-to-TSoIP converter going to an
>> ethernet switch and feeding a stream to a corresponding TSoIP-to-ASI
>> converter and to a Sencore decoder with a TSoIP receiver card.  Naturally,
>> that worked because all equipment was connected to the same physical
>> switch.  But, now that I've moved the "receive" end to the transmitter
>> site, I'm having a heap of trouble getting it to work.
>>
>> Searching the web for all things multicast, I'm finding that this is
>> easier said than done.  Has anyone out there in TV Land had any luck with
>> what I'm trying to do?
>>
>> *Curt Yengst, CSRE*
>>
> --
> Gibson Prichard
> Nashville, TN
> gibson at prichard.tv
>
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