Dear Christoph,
Thank you for reaching the Small Business Support Community.
Please find below a document for a VPN setup for Windows 8;
http://sbkb.cisco.com/CiscoSB/Loginr.aspx?login=1&pid=2&app=search&vw=1&articleid=2931
RV220 admin guide where in chapter 5 you can find VPN setup instructions if needed;
http://www.cisco.com/en/US/docs/routers/csbr/rv220w/administration/guide/rv220w_admin_v1.0.1.0.pdf
I hope you find this information helpful and please do not hesitate to reach me back if there is any further assistance I may help you with.
Kind regards,
Jeffrey Rodriguez S. .:|:.:|:.
Cisco Customer Support Engineer
*Please rate the Post so other will know when an answer has been found.
Jeffrey Rodriguez S. .:|:.:|:.
Cisco Customer Support Engineer
*Please rate the Post so other will know when an answer has been found.