I wish I could give you details.  Meraki has yet to identify the issue.  We have a simple setup, with one Meraki peer, and two non-Meraki VPN peers.  Issues are with the non-Meraki peers.  One is a cloud backup solution that chokes when on 16.x, and 17.8.  Revert back to 15.x and the performance returns. ... View more

Unfortunately 17.8 did not resolve our site-to-site VPN throughput.  As of this moment, 16.16 and 17.8 wrecks our site-to-site VPN throughput.  Firmware 15 works just fine. ... View more