No specific VPN experience with Chromebook to share.
- What kind of VPN access are you looking to provide?
- What type of application will be accessed remotely?
- Do you need to run any control/scan on your devices prior on giving them access?
- Will you use any 2 factor authentication method?
Depending on your Chromebook version and whereas it supports Linux and/or Android app, you might be able to use Check Point Capsule VPN and/or Mobile Access Web Portal.
For more information please see sk67820 and sk65144