http://www.rfc-editor.org/rfc/rfc1042.txt
RFC 1042: Standard for the transmission of IP datagrams over IEEE 802 networks, J. Postel, J.K. Reynolds1988-02-01T23:00:00-00:00This RFC specifies a standard method of encapsulating the Internet Protocol (IP) datagrams and Address Resolution Protocol (ARP) requests and replies on IEEE 802 Networks to allow compatible and interoperable implementations. This RFC specifies a protocol standard for the Internet community.