Hi,   Im working on researching the best config/best practice for creating an SID specifically for wireless payment devices. We want to keep the VLAN for these devices isolated from the rest of the network. So these questions are specifically for wireless payment devices Ingenico iSMP4 Companion 1- I want to use MAC based access control that uses RADIUS server. It says there is no encryption for this but im assuming that's just for the authentication part of not, not the actual traffic. Would this be the best option to use for payment devices?    2- What's the difference between MAC based access control and the Enterprise option? ... View more