Dsl Ac

Some articles on dsl:

Point-to-point Protocol Over Ethernet - PPPoE Discovery (PPPoED) - Client To Server: Request (PADR)
... is sent by the user's computer to the DSL-AC following receipt of an acceptable PADO packet from the DSL-AC ... It confirms acceptance of the offer of a PPPoE connection made by the DSL-AC issuing the PADO packet ...