Telus contact re: VPN services (ESP, SSL) impacted, Vancouver -> Las Vegas

Wed Mar 23 04:36:21 UTC 2022

This appears to have corrected some time today and users are no longer
experiencing these symptoms.

If no one at Telus touched anything, then please ignore.

If someone spotted this and tweaked something, thanks, though I would
appreciate info on what was updated.

Hugo Slabbert
Network Engineer
Demonware

On Mon, Mar 21, 2022 at 2:58 PM Hugo Slabbert <hslabbert at demonware.net>
wrote:

> Hi folks,
>
> Could someone from Telus (852) reach out, please?  We're seeing a chunk of
> users on Telus home connections around the Vancouver, BC, area (Lower
> Mainland) struggling with RTT and some chunks of loss on VPN connections
> endpoints through gateways in Las Vegas as of ~2022-03-17.
>
> Outer path to the tunnel gateway is fine at <60 ms with low jitter and
> without loss.  Tunneled traffic (predominantly ESP, but some users on SSL
> wrapped at times) shoots up to 130+ ms or above 200, with high variability
> and chunks of loss.  Traceroutes from the users show outer traffic handing
> off to Zayo in Vancouver and across Akamai in Seattle before coming to us
> in Vegas.  Users on other providers are unaffected.
>
> I'm reaching in case there are some shenanigans with ESP or SSL-wrapped
> traffic being futzed with somehow before being handed to us.
>
> Gateway endpoint is v4 only at 185.34.107.131, and is advertised out from
> 60229 to Akamai/Prolexic (32787).
>
> Hugo Slabbert
> Network Engineer
> Demonware
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.nanog.org/pipermail/nanog/attachments/20220322/c7e6a945/attachment.html>