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

STD0004 : [Reserved for Router Requirements. See RFC 1812.]. (Not online)
RFC1812 Requirements for IP Version 4 Routers F. Baker Obsoletes RFC1716
RFC1009
Updated by RFC2644
June 1995 TXT=415740 bytes PROPOSED STANDARD
RFC2644 Changing the Default for Directed Broadcasts in Routers D. Senie Updates RFC1812
August 1999 TXT=6820 bytes BEST CURRENT PRACTICE
RFC1716 Towards Requirements for IP Routers P. Almquist
F. Kastenholz
Obsoleted by RFC1812
November 1994 TXT=432330 bytes INFORMATIONAL
RFC1009 Requirements for Internet gateways R.T. Braden
J. Postel
Obsoletes RFC0985
Obsoleted by RFC1812
Jun-01-1987 TXT=128173 bytes HISTORIC
RFC0985 Requirements for Internet gateways - draft National Science Foundation
Network Technical Advisory Group
Obsoleted by RFC1009
May-01-1986 TXT=59221 bytes UNKNOWN