http://www.rfc-editor.org/rfc/rfc1201.txt
RFC 1201: Transmitting IP traffic over ARCNET networks, D. Provan1991-02-01T23:00:00-00:00This memo defines a protocol for the transmission of IP and ARP packets over the ARCnet Local Area Network.This memo specifies a method of encapsulating Internet Protocol (IP) and Address Resolution Protocol (ARP) datagrams for transmission across ARCNET using the "ARCNET Packet Header Definition Standard". [STANDARDS-TRACK]