I set up MAC address filtering on my VZW router for security reasons with my job. They told me I couldn't have the wifi enabled while using a VPN for some reason. I think they're idiots, am I wrong?

I have a linksys BEFSR41. I've never used MAC address filtering before, but I'd like to use an extra added feature for the 802.11b stuff below the Linksys router. Anyway, I have this setup option, but ...

MAC address filtering has long been included as a security feature in many consumer routers, allowing users to block traffic or limit speeds to specific devices on their network by MAC address.

Some places of business use MAC filtering to restrict access to their wireless networks. This filtering protocol requires that the MAC number associated with your device be registered with the network ...