グレーのバックは、後発のRFCにより廃棄されたことを示す。

(原典:rfc-index.txt, std-index.txt

STD0051 : The Point-to-Point Protocol (PPP)
RFC1661 The Point-to-Point Protocol (PPP) W. Simpson Obsoletes RFC1548
Updated by RFC2153
July 1994 TXT=103026 bytes STANDARD
RFC1662 PPP in HDLC-like Framing W. Simpson Obsoletes RFC1549
July 1994 TXT=48058 bytes STANDARD
RFC1548 The Point-to-Point Protocol (PPP) W. Simpson Obsoletes RFC1331
Obsoleted by RFC1661
Updated by RFC1570
December 1993 TXT=111638 bytes DRAFT STANDARD
RFC1549 PPP in HDLC Framing W. Simpson Obsoleted by RFC1662
December 1993 TXT=36352 bytes DRAFT STANDARD
RFC1331 The Point-to-Point Protocol (PPP) for the Transmission of Multi-protocol Datagrams over Point-to-Point Links W. Simpson Obsoletes RFC1171
RFC1172
Obsoleted by RFC1548
May 1992 TXT=129892 bytes PROPOSED STANDARD
RFC1332 The PPP Internet Protocol Control Protocol (IPCP) G. McGregor Obsoletes RFC1172
Updated by RFC3241
May 1992 TXT=17613 bytes PROPOSED STANDARD
RFC1171 Point-to-Point Protocol for the transmission of multi-protocol datagrams over Point-to-Point links D. Perkins Obsoletes RFC1134
Obsoleted by RFC1331
Jul-01-1990 TXT=92321 bytes DRAFT STANDARD
RFC1172 Point-to-Point Protocol (PPP) initial configuration options D. Perkins
R. Hobby
Obsoleted by RFC1331
RFC1332
Jul-01-1990 TXT=76132 bytes PROPOSED STANDARD
RFC1134 Point-to-Point Protocol: A proposal for multi-protocol transmission of datagrams over Point-to-Point links D. Perkins Obsoleted by RFC1171
Nov-01-1989 TXT=87352 bytes PROPOSED STANDARD
RFC2153 PPP Vendor Extensions W. Simpson Updates RFC1661
RFC1962
May 1997 TXT=10780 bytes INFORMATIONAL
RFC3241 Robust Header Compression (ROHC) over PPP C. Bormann Updates RFC1332
April 2002 TXT=24424 bytes PROPOSED STANDARD