Hi Brian, remote.access.vpn.client.iprange should be set to some subnet OUTSIDE your local network (where your laptop/PC is connected to / home/office) and the Isolated network - so it should be "3rd" network.
For Windows, you there was a nice link somewhere...: here is one for windows 8 - but same/identical is applicable for Windows 10: https://theresnomon.co/connecting-to-cloudstack-vpn-from-windows-8-8807b41af700 Hope that helps Best, On Tue, 25 May 2021 at 22:34, Brian Fitzpatrick <b.fitzpatr...@chester.ac.uk> wrote: > **Apologies not sure this was originally posted** > > Hi all, > > I am trying to setup Remote Access VPN on an DefaultIsolatedSourceNAT > network > > I have created the VPN and a VPN user and pasted the shared key into a > Windows client but I am getting an error stating > > the L2TP connection attempt failed because the security layer encountered > a processing error > > I have looked through the documentation and have set > > Requires encryption > MS-CHAP v2 > PPP -> Enable LCP extensions > > I haven't however changed the CloudStack parameter > > remote.access.vpn.client.iprange setting from it's default, does this need > to be altered to match guest isolated network CIDR's? Not sure how the > virtual router sets up the VPN > > Or am I doing something else wrong? > > Thanks > > Brian > -- Andrija Panić