The ME shares the same network interface and IP as the host system. Traffic is routed based on packets to ports 16992–16995. Support exists in various Intel Ethernet controllers, exported and made configurable via Management Component Transport Protocol (MCTP). The ME also communicates with the host via PCI interface.Igor Skochinsky (Hex-Rays) Rootkit in your laptop, Ruxcon Breakpoint 2012 Under Linux, communication between the host and the ME is done via /dev/mei or more recently /dev/mei0.
