NAT-t is a common technique. It's used by among other things SIP phones, and is a part of the WebRTC standard. It's basically a security vulnerability that bec

NAT-t is a common technique. It's used by among other things SIP phones, and is a part of the WebRTC standard. It's basically a security vulnerability that became a de-facto standard because NAT was concocted by demons who gargle ball sweat. To kill kittens.