The Point-to-Point Protocol (PPP)
This specification has been revised 6 times since RFC 1134 (1989). Each document below formally obsoleted the one before it; the versions still in force are listed first.
Revision timeline
Current versions — implement against these
Superseded versions — historical reference only
- RFC 1134Point-to-Point Protocol: A proposal for multi-protocol transmission of datagrams over Point-to-Point linksObsoletedNovember 1989proposed standardreplaced by RFC1171
- RFC 1171Point-to-Point Protocol for the transmission of multi-protocol datagrams over Point-to-Point linksObsoletedJuly 1990draft standardreplaced by RFC1331
- RFC 1172Point-to-Point Protocol (PPP) initial configuration optionsObsoletedJuly 1990proposed standardreplaced by RFC1331, RFC1332
- RFC 1331The Point-to-Point Protocol (PPP) for the Transmission of Multi-protocol Datagrams over Point-to-Point LinksObsoletedMay 1992proposed standardreplaced by RFC1548
- RFC 1548The Point-to-Point Protocol (PPP)ObsoletedDecember 1993draft standardreplaced by RFC1661
This lineage is derived automatically from the “obsoletes” relationships recorded in the public RFC Editor index — no editorial judgement is applied to the ordering. The most recent document in the chain is RFC 1661 (July 1994).