[SBE] Questions about IP multicasting

Yengst, Curt cyengst at star991.com
Fri Dec 22 18:06:20 EST 2017


Steve:
Thanks for the call.  Since you mentioned you'd be on the road, and we're
heading into the holiday weekend, let's talk Tuesday or Wednesday next
week.  I look forward to chatting with you.


*Curt Yengst, CSRE*

Engineer

732-770-3054




Star 99.1 Mission: To love, honor, and serve God, our listeners, supporters
and staff. (Luke 10:27)
Star 99.1 / WAWZ(a service of Pillar of Fire, a not-for-profit,
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NJ/NY/PA area for over 80 years.

On Fri, Dec 22, 2017 at 6:01 PM, Steve Brant <sbrant at wvii.com> wrote:

> Curt
> Left you a voice mail. Maybe can
> Help you thru this since I have set up a system similar to what your
> doing.
> Left my cell number on your voicemail.
>
> Best
>
>
> Steven Brant
> Chief Engineer ABC FOX
> 207 945-6457 ext:3143
> Sbrant at wvii.com
>
>
> On Dec 22, 2017, at 17:24, Yengst, Curt <cyengst at star991.com> wrote:
>
> That's just it.  I don't really know the correct answer to any of these
> except that I'm pretty sure the multicast address is in the correct range.
> 239.192.1.XXX.
>
> The routers we have might not be up to the task since I can't seem to find
> anything in their interfaces for the join/leave requests you mentioned.
>
>
> *Curt Yengst, CSRE*
>
> Engineer
>
> 732-770-3054
>
>
>
>
> Star 99.1 Mission: To love, honor, and serve God, our listeners,
> supporters and staff. (Luke 10:27)
> Star 99.1 / WAWZ(a service of Pillar of Fire, a not-for-profit,
> listener-supported 501-c-3 organization) has been serving families in the
> NJ/NY/PA area for over 80 years.
>
> On Fri, Dec 22, 2017 at 5:15 PM, Stu casteel <stu at pacific.net> wrote:
>
>> Hi Curt,
>>
>>
>>
>> Just a few that have got me in the past
>>
>>
>>
>> IGMPv2 or IGMPv3?
>>
>>
>>
>> Is the Multicast broadcast in the proper addressing range - are the
>> routers configured to pass join/leave requests?  TTL value high enough to
>> “make it there?”
>>
>>
>>
>> Stu
>>
>> +1.707.972.0953
>>
>> *From:* SBE [mailto:sbe-bounces at sbe.org] *On Behalf Of *Yengst, Curt
>> *Sent:* Friday, December 22, 2017 2:04 PM
>> *To:* sbe member discussion mail list <sbe at sbe.org>
>> *Subject:* [SBE] Questions about IP multicasting
>>
>>
>>
>> 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*
>>
>> Engineer
>>
>> 732-770-3054
>>
>>
>>
>> [image: Image removed by sender.]
>>
>> Star 99.1 Mission: To love, honor, and serve God, our listeners,
>> supporters and staff. (Luke 10:27)
>> Star 99.1 / WAWZ(a service of Pillar of Fire, a not-for-profit,
>> listener-supported 501-c-3 organization) has been serving families in the
>> NJ/NY/PA area for over 80 years.
>>
>>
>>
>> [image: Image removed by sender.]
>> <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient>
>>
>> Virus-free. www.avg.com
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>>
>>
>>
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