{"draft":"draft-melsen-mac-forced-fwd-04","doc_id":"RFC4562","title":"MAC-Forced Forwarding: A Method for Subscriber Separation on an Ethernet Access Network","authors":["T. Melsen","S. Blake"],"format":["ASCII","HTML"],"page_count":"13","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"INDEPENDENT","abstract":"This document describes a mechanism to ensure layer-2 separation of\r\nLocal Area Network (LAN) stations accessing an IPv4 gateway over a\r\nbridged Ethernet segment.\r\n\r\nThe mechanism - called \"MAC-Forced Forwarding\" - implements an Address\r\nResolution Protocol (ARP) proxy function that prohibits Ethernet Media\r\nAccess Control (MAC) address\r\nresolution between hosts located within the same IPv4 subnet but at\r\ndifferent customer premises, and in effect directs all upstream\r\ntraffic to an IPv4 gateway.  The IPv4 gateway provides IP-layer\r\nconnectivity between these same hosts.  This memo provides information for the Internet community.","pub_date":"June 2006","keywords":["Ethernet","Access Network","ARP","DHCP"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC4562","errata_url":null}