Re: [Starlink] VPN woes, recommendations?

[Dave Taht <dave.taht@gmail.com>]

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A simple script is in this blog entry here:

https://blog.cerowrt.org/post/flaws_in_flent/

In your case you would want to vary it between tunnel and non-tunnel.


On Fri, Feb 17, 2023 at 9:38 AM Adam Thompson <athompson@merlin.mb.ca>
wrote:

> I * may* be able to repeat your benchmarks, if you have something that
> shows the methodology, tools, parameters, etc. that were used.  (The linked
> document does not have that level of detail.)
>
> -Adam
>
>
>
> *Adam Thompson*
>
> Consultant, Infrastructure Services
>
> [image: MERLIN]
>
> 100 - 135 Innovation Drive
>
> Winnipeg, MB R3T 6A8
>
> (204) 977-6824 or 1-800-430-6404 (MB only)
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> https://www.merlin.mb.ca
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>
>
>
> *From:* Dave Taht <dave.taht@gmail.com>
> *Sent:* February 17, 2023 10:45 AM
> *To:* Adam Thompson <athompson@merlin.mb.ca>
> *Cc:* Daniel C. Eckert <eckertd@gmail.com>; starlink@lists.bufferbloat.net
> *Subject:* Re: [Starlink] VPN woes, recommendations?
>
>
>
>
>
>
>
> On Fri, Feb 17, 2023 at 8:39 AM Adam Thompson via Starlink <
> starlink@lists.bufferbloat.net> wrote:
>
> Sorry, forgot to answer the first part: yes, absent the tunnel, we get
> ~200/8 consistently, occasionally bursting higher.
>
>
>
> you really should test more deeply, and for longer periods than 15 seconds.
>
>
>
> I keep hoping someone with business class service will repeat these 2 year
> old benchmarks.
>
>
>
>
> https://docs.google.com/document/d/1puRjUVxJ6cCv-rgQ_zn-jWZU9ae0jZbFATLf4PQKblM/edit#heading=h.fwv7fw3aeaz
>
>
>
> -Adam
>
>
>
>
>
> Get Outlook for Android <https://aka.ms/AAb9ysg>
> ------------------------------
>
> *From:* Daniel C. Eckert <eckertd@gmail.com>
> *Sent:* Friday, February 17, 2023 10:36:24 AM
> *To:* Adam Thompson <athompson@merlin.mb.ca>
> *Cc:* starlink@lists.bufferbloat.net <starlink@lists.bufferbloat.net>
> *Subject:* Re: [Starlink] VPN woes, recommendations?
>
>
>
> Interesting scenario.  This reply only addresses a small part of your
> message:  While I see you've done the math and checked the specs for the
> Aruba devices -- have you already conducted a few non-VPN tests between
> direct-wire-connected laptops/devices at those two locations to know what
> "baseline" bandwidth you're starting from when considering the max
> potential bandwidth for the encrypted traffic?  For example, since you're
> on a business plan, you should have a direct public IP to target with iperf
> traffic from either end, even if not encrypted.
>
>
>
> Dan
>
>
>
> On Fri, Feb 17, 2023 at 11:30 AM Adam Thompson via Starlink <
> starlink@lists.bufferbloat.net> wrote:
>
> Hi, all.
>
> We've been trying to develop a plug-and-play L2 VPN over Starlink, using
> Aruba Hospitality-series Remote APs like their RAP-505H.
>
> It's not going great, and I'm wondering about several Starlink-specific
> issues.
>
>
>
> First, having multiple devices in serial is generally not a great idea for
> reliability.  Can we realistically plug our remote AP directly into the
> dish, still?  (This is using Starlink Business, FWIW.). I know we lose
> access to the Starlink app, but we also lose a NATing router and an
> unwanted wifi AP, so that's probably a net zero.  I just don't know what
> other dangers/problems that topology might cause.
>
>
>
> Secondly, we're only able to push about 30Mbps through the (magical
> Aruba-proprietary GRE+IPsec) tunnel.  The bandwidth-delay equations suggest
> we should be seeing around 100Mbps, not 30.  (The Aruba devices are rated
> for ~2Gbps encrypted at the site end, and ~7Gbps at the head end, so
> presumably that's not the bottleneck.)
>
>
>
> So:
>
> * does anyone have corroborating *or* contradicting evidence of VPN
> performance over Starlink's particular flavor of Long Fat Pipe, and
>
> * does anyone have any positive (or negative, I guess!) recommendations
> for cloud-managed VPN devices that can do at least 100M and magically work
> from behind double-NAT/CGNAT like we see with Starlink?  Bonus points if it
> does L2 tunnels or can run a dynamic routing protocol.
>
> * Other comments or suggestions welcome, too.
>
>
>
> Thanks,
>
> -Adam
>
>
>
> Get Outlook for Android
> <https://streaklinks.com/BZdCYXLz80mmcz4jWATVEg7r/https%3A%2F%2Faka.ms%2FAAb9ysg>
>
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> --
>
> Surveillance Capitalism? Or DIY? Choose:
> https://blog.cerowrt.org/post/an_upgrade_in_place/
>
> Dave Täht CEO, TekLibre, LLC
>


-- 
Surveillance Capitalism? Or DIY? Choose:
https://blog.cerowrt.org/post/an_upgrade_in_place/
Dave Täht CEO, TekLibre, LLC

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