What’s interesting is that when the Direct TV receiver was first installed, it 
seemed to download a whole bunch of stuff from the Internet, but I don’t see 
evidence that it is using the Internet connection now except when they watch On 
Demand.  So if it is preloading the first 10 minutes or so of popular movies to 
the DVR, it must be doing it via a satellite channel.

It is annoying that it will play the preloaded part, then stop and complain 
about the customer’s Internet being too slow.  To the customer, it’s like their 
Internet was OK for 10 minutes and then quit working or got throttled.


From: Jaime Solorza 
Sent: Thursday, March 19, 2015 9:45 AM
To: Animal Farm 
Subject: Re: [AFMUG] Direct TV on demand bandwidth

we have 15mbps feed from TWC and no issues with Demand or NetFlix...4 
smartphones, three laptops, 2 PC's and three Smart TV's..UniFi AP N   ..we used 
to when it was first installed...no fiber in our area yet...all copper.   

Jaime Solorza 
Wireless Systems Architect
915-861-1390

On Wed, Mar 18, 2015 at 10:50 PM, Ken Hohhof <af...@kwisp.com> wrote:

  Maybe everyone already knows this, but here's a graph from an experiment 
today with a customer watching an on-demand movie on Direct TV.

  Customer said he had no problems with Netflix, Hulu, etc. but could not watch 
Direct TV on-demand stuff on his 3 Mbps connection.  Turns out it buffers up 
about 10 minutes of viewing time, then uses a constant 5 Mbps. Evidently there 
are not various bitrate streams, just 5 Mbps.  I can see why the customer was 
having problems on their 3 Mbps plan.

  Another aspect of the behavior was annoying him.  He reported that usually 
the movie would start playing immediately, play for about 10 minutes, and then 
stop with a message about his Internet being too slow.  But in today's test, 
nothing happened for several minutes, until the display said it had downloaded 
about 10 minutes worth, then it started playing.  We concluded the first 
behavior happens when the start of the movie has been preloaded to their DVR, 
probably because it's a popular movie.  The second behavior, like today's test, 
happens when it first has to fill the buffer. 

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