nanog mailing list archives

Re: Netflix VPN detection - actual engineer needed


From: Spencer Ryan <sryan () arbor net>
Date: Sun, 5 Jun 2016 19:53:49 -0400

Another question: what benefit does one get from having a HE tunnel broker
connection?  Is it just geek points, or is there a practical benefit too?


We used them to use our own (ARIN) IP space before we had connections in
all sites that we could BGP to the carriers, this allowed us to avoid
renumbering down the road. This used the BGP Tunnelbroker service though
and we announced our own /44 le 48 blocks.


*Spencer Ryan* | Senior Systems Administrator | sryan () arbor net
*Arbor Networks*
+1.734.794.5033 (d) | +1.734.846.2053 (m)
www.arbornetworks.com

On Sun, Jun 5, 2016 at 7:45 PM, Damian Menscher <menscher () gmail com> wrote:

On Sun, Jun 5, 2016 at 4:33 PM, Laszlo Hanyecz <laszlo () heliacal net>
wrote:

On 2016-06-05 22:48, Damian Menscher wrote:


What *is* standard about them?  My earliest training as a sysadmin
taught
me that any time you switch away from a default setting, you're
venturing
into the unknown.  Your config is no longer well-tested; you may
experience
strange errors; nobody else will have seen the same bugs.

That's exactly what's happening here -- people are setting up IPv6
tunnel
broker connections, then complaining that there are unexpected side
effects.


There are a lot of non technical Netflix users who are being told to turn
off IPv6, switch ISPs, get a new VPN, etc. because Netflix has a broken
system.  Those users don't care what IPv6 is, they just learn that it's
bad
because it breaks Netflix.  Most users have no way to change these things
and they just aren't going to be able to use Netflix anymore.


Who are these non-technical Netflix users who accidentally stumbled into
having a HE tunnel broker connection without their knowledge?  I wasn't
aware this sort of thing could happen without user consent, and would like
to know if I'm wrong.  Only thing I can imagine is if ISPs are using HE as
a form of CGN.

Another question: what benefit does one get from having a HE tunnel broker
connection?  Is it just geek points, or is there a practical benefit too?

Damian



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