TiVo Bolt Out of Home Streaming with VPN

I've been exploring the ability to configure my ASUS RT-AC66U to allow a VPN connection from outside the house to stream from my TiVo Bolt. I believe this can be accomplished by configuring the multicast features.

I've got a PPTP VPN up and running, and can connect successfully. I've tried configuring the options described here , but it appears I may have to plug the Bolt physically into...

TiVo Bolt Out of Home Streaming with VPN

TiVo Bolt Out of Home Streaming with VPN