Best US Tunnelbroker for Youtube

Owen DeLong owen at
Wed Aug 27 00:42:31 UTC 2014

My understanding is that almost all of the Comcast network is now IPv6 capable.


On Aug 20, 2014, at 10:26 AM, Ryan Shea <ryanshea at> wrote:

> Not sure I've seen any evidence (or implied) that the tunnel was the
> problem. My issue as far as I know is at the application layer and other
> end-user experiences seemed a reasonable way to pick a direction. I will
> work with HE though and provide them some details.
> Agreed, from an end-user perspective it can be often be clear as mud
> whether I am using v6, or whether my Chromecast or Android device even
> implements happy eyeballs. The relatively new "experiencing problems?"
> butter bar that shows up beneath a video with notable buffering problems
> (even at low quality levels) sends the user through to details about the
> service provider, in this case HE. Over the past couple years YouTube has
> been my canary to know when I've received a new IP from Verizon and I need
> to go fix my tunnel -- video loading takes fuuuuuuuurever on
> Android/Chromecast/GoogleTV (which hints that happy eyeballs, if it exists
> for Android, isn't working so well for the YouTube app).
> I can't get native v6 at my home -- I'm probably not in a particularly
> unique situation. Not to rathole the dicsussion, but as far as I know (save
> for some small DSL providers) unless I'm in a gFiber city or happen to be
> in the portion of the Comcast network that provides native v6 I'm out of
> luck. I don't plan on moving to solve this problem.
> On Wed, Aug 20, 2014 at 12:42 PM, Jeroen Massar <jeroen at> wrote:
>> On 2014-08-20 18:21, Ryan Shea wrote:
>>> IRC is a good suggestion, thanks. They'll likely be helpful.
>>> I see no indication of any throttling from my ISP - I can blast data at
>>> full speed to my home from my server and work (with native v6
>>> connections).
>> Does that path between your $home and $server go over the tunnel you
>> find so "slow"?
>> If so, then you have just nicely excluded that the tunnel is NOT the
>> problem.
>> Hence, why traceroutes would be so extremely useful.
>>> Contacting my ISP (Verizon FiOS) is virtually never a
>>> reasonable path to a solution.
>> google(Verizon FiOS throttle) = 71.900 results. One would almost think
>> that there might sometimes be issues there.
>> Also, do realize that the IPv6 path you are using goes over a shared
>> host (the Tunnel Broker PoP) that has IPv4 and IPv6 capacity that might
>> be shared in various points of the paths your packets cross.
>> Did you test at the same time of your "blast data" that the IPv6 Youtube
>> was working fine?
>> Another thing, as browsers now do "Happy Eyeballs" (which is really
>> horrible to diagnose issues with on OSX), did you check if everything is
>> really going over IPv6? (hence the tcpdump/wireshark).
>> [..]
>>> To be clear, I was seeking opinions/experiences on a list that was
>>> likely to have a high occurrence of folk with v6 tunnels.
>> Tunnels are for endusers who still are at ISPs who don't do IPv6 natively.
>> NANOG has operators who have been running native IPv6 for over a decade.
>> Hence, StackExchange might be useful for your purpose.
>>> You have
>>> etiquette suggestions, but not YouTube over tunnelbroker suggestions. I
>>> apparently bring out your inner grump? Do you need a hug?
>> My cat videos are streaming perfectly fine...
>>> Burning Google engineering time would be a sub-optimal way to get HD cat
>>> videos at home with the least time spent.
>> Interesting, I was not aware they did not care about their eyeballs.
>> Actually I am very confident lots of folks there would love to dig into
>> your issue to actually resolve it. As when it is hitting you, it might
>> hit other customers.
>> Is that also not why there is this huge SRE department with lots of IPv6
>> knowledgeable folks?
>> Greets,
>> Jeroen

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