# Historic

-In each of these lists, RFC titles are shown in bold-face if they are current; obsoleted RFCs are shown in light red

RFC0407 Remote Job Entry Protocol
RFC0569 NETED: A Common Editor for the ARPA Network
RFC0652 Telnet output carriage-return disposition option
RFC0653 Telnet output horizontal tabstops option
RFC0654 Telnet output horizontal tab disposition option
RFC0655 Telnet output formfeed disposition option
RFC0656 Telnet output vertical tabstops option
RFC0657 Telnet output vertical tab disposition option
RFC0658 Telnet output linefeed disposition
RFC0717 Assigned Network Numbers
RFC0734 SUPDUP Protocol
RFC0739 Assigned numbers (Obsoleted by: RFC0750)
RFC0740 NETRJS Protocol
RFC0750 Assigned numbers (Obsoleted by: RFC0755)
RFC0755 Assigned numbers (Obsoleted by: RFC0758)
RFC0758 Assigned numbers (Obsoleted by: RFC0762)
RFC0759 Internet Message Protocol
RFC0762 Assigned numbers (Obsoleted by: RFC0770)
RFC0770 Assigned numbers (Obsoleted by: RFC0776)
RFC0776 Assigned numbers (Obsoleted by: RFC0790)
RFC0778 DCNET Internet Clock Service
RFC0790 Assigned numbers (Obsoleted by: RFC0820)
RFC0796 Address mappings
RFC0818 Remote User Telnet service
RFC0820 Assigned numbers (Obsoleted by: RFC0870)
RFC0823 DARPA Internet gateway
RFC0840 Official protocols (Obsoleted by: RFC0880)
RFC0869 Host Monitoring Protocol
RFC0870 Assigned numbers (Obsoleted by: RFC0900)
RFC0880 Official protocols (Obsoleted by: RFC0901)
RFC0900 Assigned Numbers (Obsoleted by: RFC0923)
RFC0904 Exterior Gateway Protocol formal specification
RFC0913 Simple File Transfer Protocol
RFC0914 Thinwire protocol for connecting personal computers to the Internet
RFC0916 Reliable Asynchronous Transfer Protocol (RATP)
RFC0923 Assigned numbers (Obsoleted by: RFC0943)
RFC0929 Proposed Host-Front End Protocol
RFC0937 Post Office Protocol: Version 2
RFC0943 Assigned numbers (Obsoleted by: RFC0960)
RFC0953 Hostname Server
RFC0960 Assigned numbers (Obsoleted by: RFC0990)
RFC0974 Mail routing and the domain system (Obsoleted by: RFC2821)
RFC0990 Assigned numbers (Obsoleted by: RFC1010)
RFC0996 Statistics server
RFC1009 Requirements for Internet gateways (Obsoleted by: RFC1812)
RFC1010 Assigned numbers (Obsoleted by: RFC1060)
RFC1021 High-level Entity Management System (HEMS)
RFC1028 Simple Gateway Monitoring Protocol
RFC1037 NFILE - a file access protocol
RFC1041 Telnet 3270 regime option
RFC1049 Content-type header field for Internet messages
RFC1050 RPC: Remote Procedure Call Protocol specification (Obsoleted by: RFC1057)
RFC1051 Standard for the transmission of IP datagrams and ARP packets over ARCNET networks (Obsoleted by: RFC1201)
RFC1053 Telnet X.3 PAD option
RFC1058 Routing Information Protocol
RFC1060 Assigned numbers (Obsoleted by: RFC1340)
RFC1072 TCP extensions for long-delay paths (Obsoleted by: RFC1323, RFC2018, RFC6247)
RFC1083 IAB official protocol standards (Obsoleted by: RFC1100)
RFC1100 IAB official protocol standards (Obsoleted by: RFC1130)
RFC1106 TCP big window and NAK options (Obsoleted by: RFC6247)
RFC1108 U.S. Department of Defense Security Options for the Internet Protocol
RFC1110 Problem with the TCP big window option (Obsoleted by: RFC6247)
RFC1113 Privacy enhancement for Internet electronic mail: Part I - message encipherment and authentication procedures (Obsoleted by: RFC1421)
RFC1114 Privacy enhancement for Internet electronic mail: Part II - certificate-based key management (Obsoleted by: RFC1422)
RFC1115 Privacy enhancement for Internet electronic mail: Part III - algorithms, modes, and identifiers (Obsoleted by: RFC1423)
RFC1130 IAB official protocol standards (Obsoleted by: RFC1140)
RFC1137 Mapping between full RFC 822 and RFC 822 with restricted encoding
RFC1140 IAB official protocol standards (Obsoleted by: RFC1200)
RFC1142 OSI IS-IS Intra-domain Routing Protocol (Obsoleted by: RFC7142)
RFC1145 TCP alternate checksum options (Obsoleted by: RFC1146, RFC6247)
RFC1146 TCP alternate checksum options (Obsoleted by: RFC6247)
RFC1150 FYI on FYI: Introduction to the FYI Notes (Obsoleted by: RFC6360)
RFC1156 Management Information Base for network management of TCP/IP-based internets
RFC1157 Simple Network Management Protocol (SNMP)
RFC1163 Border Gateway Protocol (BGP) (Obsoleted by: RFC1267)
RFC1164 Application of the Border Gateway Protocol in the Internet (Obsoleted by: RFC1268)
RFC1189 Common Management Information Services and Protocols for the Internet (CMOT and CMIP)
RFC1200 IAB official protocol standards (Obsoleted by: RFC1250)
RFC1203 Interactive Mail Access Protocol: Version 3
RFC1214 OSI internet management: Management Information Base
RFC1227 SNMP MUX protocol and MIB
RFC1230 IEEE 802.4 Token Bus MIB
RFC1234 Tunneling IPX traffic through IP networks
RFC1239 Reassignment of experimental MIBs to standard MIBs
RFC1240 OSI connectionless transport services on top of UDP: Version 1
RFC1250 IAB Official Protocol Standards (Obsoleted by: RFC2200, RFC1280)
RFC1264 Internet Engineering Task Force Internet Routing Protocol Standardization Criteria (Obsoleted by: RFC4794)
RFC1267 Border Gateway Protocol 3 (BGP-3)
RFC1268 Application of the Border Gateway Protocol in the Internet (Obsoleted by: RFC1655)
RFC1276 Replication and Distributed Operations extensions to provide an Internet Directory using X.500
RFC1280 IAB Official Protocol Standards (Obsoleted by: RFC1360)
RFC1285 FDDI Management Information Base
RFC1314 A File Format for the Exchange of Images in the Internet
RFC1319 The MD2 Message-Digest Algorithm (Obsoleted by: RFC6149)
RFC1320 The MD4 Message-Digest Algorithm (Obsoleted by: RFC6150)
RFC1328 X.400 1988 to 1984 downgrading
RFC1340 Assigned Numbers (Obsoleted by: RFC1700)
RFC1351 SNMP Administrative Model
RFC1352 SNMP Security Protocols
RFC1353 Definitions of Managed Objects for Administration of SNMP Parties
RFC1360 IAB Official Protocol Standards (Obsoleted by: RFC1410)
RFC1370 Applicability Statement for OSPF
RFC1378 The PPP AppleTalk Control Protocol (ATCP)
RFC1379 Extending TCP for Transactions -- Concepts (Obsoleted by: RFC6247)
RFC1385 EIP: The Extended Internet Protocol (Obsoleted by: RFC6814)
RFC1393 Traceroute Using an IP Option (Obsoleted by: RFC6814)
RFC1397 Default Route Advertisement In BGP2 and BGP3 Version of The Border Gateway Protocol
RFC1403 BGP OSPF Interaction
RFC1408 Telnet Environment Option
RFC1410 IAB Official Protocol Standards (Obsoleted by: RFC1500)
RFC1414 Identification MIB
RFC1415 FTP-FTAM Gateway Specification
RFC1418 SNMP over OSI
RFC1419 SNMP over AppleTalk
RFC1421 Privacy Enhancement for Internet Electronic Mail: Part I: Message Encryption and Authentication Procedures
RFC1422 Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management
RFC1423 Privacy Enhancement for Internet Electronic Mail: Part III: Algorithms, Modes, and Identifiers
RFC1424 Privacy Enhancement for Internet Electronic Mail: Part IV: Key Certification and Related Services
RFC1441 Introduction to version 2 of the Internet-standard Network Management Framework
RFC1445 Administrative Model for version 2 of the Simple Network Management Protocol (SNMPv2)
RFC1446 Security Protocols for version 2 of the Simple Network Management Protocol (SNMPv2)
RFC1447 Party MIB for version 2 of the Simple Network Management Protocol (SNMPv2)
RFC1451 Manager-to-Manager Management Information Base
RFC1461 SNMP MIB extension for Multiprotocol Interconnect over X.25
RFC1467 Status of CIDR Deployment in the Internet
RFC1469 IP Multicast over Token-Ring Local Area Networks
RFC1474 The Definitions of Managed Objects for the Bridge Network Control Protocol of the Point-to-Point Protocol
RFC1475 TP/IX: The Next Internet (Obsoleted by: RFC6814)
RFC1478 An Architecture for Inter-Domain Policy Routing
RFC1479 Inter-Domain Policy Routing Protocol Specification: Version 1
RFC1481 IAB Recommendation for an Intermediate Strategy to Address the Issue of Scaling
RFC1482 Aggregation Support in the NSFNET Policy-Based Routing Database
RFC1484 Using the OSI Directory to achieve User Friendly Naming (OSI-DS 24 (v1.2)) (Obsoleted by: RFC1781, RFC3494)
RFC1485 A String Representation of Distinguished Names (OSI-DS 23 (v5)) (Obsoleted by: RFC1779, RFC3494)
RFC1487 X.500 Lightweight Directory Access Protocol (Obsoleted by: RFC1777, RFC3494)
RFC1494 Equivalences between 1988 X.400 and RFC-822 Message Bodies
RFC1496 Rules for downgrading messages from X.400/88 to X.400/84 when MIME content-types are present in the messages
RFC1500 Internet Official Protocol Standards (Obsoleted by: RFC1540)
RFC1502 X.400 Use of Extended Character Sets
RFC1510 The Kerberos Network Authentication Service (V5) (Obsoleted by: RFC4120, RFC6649)
RFC1512 FDDI Management Information Base
RFC1513 Token Ring Extensions to the Remote Network Monitoring MIB
RFC1517 Applicability Statement for the Implementation of Classless Inter-Domain Routing (CIDR)
RFC1518 An Architecture for IP Address Allocation with CIDR
RFC1520 Exchanging Routing Information Across Provider Boundaries in the CIDR Environment
RFC1525 Definitions of Managed Objects for Source Routing Bridges
RFC1540 Internet Official Protocol Standards (Obsoleted by: RFC1600)
RFC1552 The PPP Internetworking Packet Exchange Control Protocol (IPXCP)
RFC1553 Compressing IPX Headers Over WAN Media (CIPX)
RFC1584 Multicast Extensions to OSPF
RFC1600 Internet Official Protocol Standards (Obsoleted by: RFC1610)
RFC1610 Internet Official Protocol Standards (Obsoleted by: RFC1720)
RFC1611 DNS Server MIB Extensions
RFC1612 DNS Resolver MIB Extensions
RFC1623 Definitions of Managed Objects for the Ethernet-like Interface Types (Obsoleted by: RFC1643)
RFC1643 Definitions of Managed Objects for the Ethernet-like Interface Types (Obsoleted by: RFC3638)
RFC1644 T/TCP -- TCP Extensions for Transactions Functional Specification (Obsoleted by: RFC6247)
RFC1648 Postmaster Convention for X.400 Operations
RFC1666 Definitions of Managed Objects for SNA NAUs using SMIv2
RFC1692 Transport Multiplexing Protocol (TMux)
RFC1693 An Extension to TCP : Partial Order Service (Obsoleted by: RFC6247)
RFC1696 Modem Management Information Base (MIB) using SMIv2
RFC1700 Assigned Numbers (Obsoleted by: RFC3232)
RFC1720 Internet Official Protocol Standards (Obsoleted by: RFC1780)
RFC1742 AppleTalk Management Information Base II
RFC1745 BGP4/IDRP for IP---OSPF Interaction
RFC1747 Definitions of Managed Objects for SNA Data Link Control (SDLC) using SMIv2
RFC1749 IEEE 802.5 Station Source Routing MIB using SMIv2
RFC1763 The PPP Banyan Vines Control Protocol (BVCP)
RFC1764 The PPP XNS IDP Control Protocol (XNSCP)
RFC1770 IPv4 Option for Sender Directed Multi-Destination Delivery (Obsoleted by: RFC6814)
RFC1777 Lightweight Directory Access Protocol (Obsoleted by: RFC3494)
RFC1778 The String Representation of Standard Attribute Syntaxes (Obsoleted by: RFC3494)
RFC1779 A String Representation of Distinguished Names (Obsoleted by: RFC2253, RFC3494)
RFC1780 Internet Official Protocol Standards (Obsoleted by: RFC1800)
RFC1781 Using the OSI Directory to Achieve User Friendly Naming (Obsoleted by: RFC3494)
RFC1788 ICMP Domain Name Messages (Obsoleted by: RFC6918)
RFC1798 Connection-less Lightweight X.500 Directory Access Protocol (Obsoleted by: RFC3352)
RFC1800 Internet Official Protocol Standards (Obsoleted by: RFC1880)
RFC1817 CIDR and Classful Routing
RFC1818 Best Current Practices
RFC1828 IP Authentication using Keyed MD5
RFC1835 Architecture of the WHOIS++ service
RFC1848 MIME Object Security Services
RFC1849 "Son of 1036": News Article Format and Transmission (Obsoleted by: RFC5536, RFC5537)
RFC1863 A BGP/IDRP Route Server alternative to a full mesh routing (Obsoleted by: RFC4223)
RFC1866 Hypertext Markup Language - 2.0 (Obsoleted by: RFC2854)
RFC1867 Form-based File Upload in HTML (Obsoleted by: RFC2854)
RFC1871 Addendum to RFC 1602 -- Variance Procedure (Obsoleted by: RFC2026)
RFC1878 Variable Length Subnet Table For IPv4
RFC1880 Internet Official Protocol Standards (Obsoleted by: RFC1920)
RFC1884 IP Version 6 Addressing Architecture (Obsoleted by: RFC2373)
RFC1888 OSI NSAPs and IPv6 (Obsoleted by: RFC4048)
RFC1901 Introduction to Community-based SNMPv2
RFC1909 An Administrative Infrastructure for SNMPv2
RFC1910 User-based Security Model for SNMPv2
RFC1913 Architecture of the Whois++ Index Service
RFC1914 How to Interact with a Whois++ Mesh
RFC1920 Internet Official Protocol Standards (Obsoleted by: RFC2000)
RFC1942 HTML Tables (Obsoleted by: RFC2854)
RFC1980 A Proposed Extension to HTML : Client-Side Image Maps (Obsoleted by: RFC2854)
RFC2000 Internet Official Protocol Standards (Obsoleted by: RFC2200)
RFC2036 Observations on the use of Components of the Class A Address Space within the Internet
RFC2050 Internet Registry IP Allocation Guidelines (Obsoleted by: RFC7020)
RFC2070 Internationalization of the Hypertext Markup Language (Obsoleted by: RFC2854)
RFC2109 HTTP State Management Mechanism (Obsoleted by: RFC2965)
RFC2189 Core Based Trees (CBT version 2) Multicast Routing -- Protocol Specification --
RFC2190 RTP Payload Format for H.263 Video Streams
RFC2200 Internet Official Protocol Standards (Obsoleted by: RFC2300)
RFC2201 Core Based Trees (CBT) Multicast Routing Architecture
RFC2300 Internet Official Protocol Standards (Obsoleted by: RFC2400)
RFC2311 S/MIME Version 2 Message Specification
RFC2312 S/MIME Version 2 Certificate Handling
RFC2341 Cisco Layer Two Forwarding (Protocol) "L2F"
RFC2374 An IPv6 Aggregatable Global Unicast Address Format (Obsoleted by: RFC3587)
RFC2400 Internet Official Protocol Standards (Obsoleted by: RFC2500)
RFC2454 IP Version 6 Management Information Base for the User Datagram Protocol (Obsoleted by: RFC4113)
RFC2471 IPv6 Testing Address Allocation (Obsoleted by: RFC3701)
RFC2482 Language Tagging in Unicode Plain Text (Obsoleted by: RFC6082)
RFC2500 Internet Official Protocol Standards (Obsoleted by: RFC2600)
RFC2559 Internet X.509 Public Key Infrastructure Operational Protocols - LDAPv2 (Obsoleted by: RFC3494)
RFC2600 Internet Official Protocol Standards (Obsoleted by: RFC2700)
RFC2673 Binary Labels in the Domain Name System (Obsoleted by: RFC6891)
RFC2700 Internet Official Protocol Standards (Obsoleted by: RFC2800)
RFC2754 RPS IANA Issues (Obsoleted by: RFC6254)
RFC2766 Network Address Translation - Protocol Translation (NAT-PT) (Obsoleted by: RFC4966)
RFC2776 Multicast-Scope Zone Announcement Protocol (MZAP)
RFC2800 Internet Official Protocol Standards (Obsoleted by: RFC2900)
RFC2831 Using Digest Authentication as a SASL Mechanism (Obsoleted by: RFC6331)
RFC2841 IP Authentication using Keyed SHA1 with Interleaved Padding (IP-MAC)
RFC2874 DNS Extensions to Support IPv6 Address Aggregation and Renumbering
RFC2885 Megaco Protocol version 0.8 (Obsoleted by: RFC3015)
RFC2886 Megaco Errata (Obsoleted by: RFC3015)
RFC2900 Internet Official Protocol Standards (Obsoleted by: RFC3000)
RFC2908 The Internet Multicast Address Allocation Architecture (Obsoleted by: RFC6308)
RFC2909 The Multicast Address-Set Claim (MASC) Protocol
RFC2965 HTTP State Management Mechanism (Obsoleted by: RFC6265)
RFC3000 Internet Official Protocol Standards (Obsoleted by: RFC3300)
RFC3300 Internet Official Protocol Standards (Obsoleted by: RFC3600)
RFC3340 The Application Exchange Core
RFC3341 The Application Exchange (APEX) Access Service
RFC3342 The Application Exchange (APEX) Option Party Pack, Part Deux!
RFC3343 The Application Exchange (APEX) Presence Service
RFC3525 Gateway Control Protocol Version 1 (Obsoleted by: RFC5125)
RFC3600 Internet Official Protocol Standards (Obsoleted by: RFC3700)
RFC3627 Use of /127 Prefix Length Between Routers Considered Harmful (Obsoleted by: RFC6547)
RFC3700 Internet Official Protocol Standards (Obsoleted by: RFC5000)
RFC3913 Border Gateway Multicast Protocol (BGMP): Protocol Specification
RFC4156 The wais URI Scheme
RFC4157 The prospero URI Scheme
RFC4351 Real-Time Transport Protocol (RTP) Payload for Text Conversation Interleaved in an Audio Stream
RFC4612 Real-Time Facsimile (T.38) - audio/t38 MIME Sub-type Registration
RFC4693 IETF Operational Notes (Obsoleted by: RFC6393)
RFC4743 Using NETCONF over the Simple Object Access Protocol (SOAP)
RFC4744 Using the NETCONF Protocol over the Blocks Extensible Exchange Protocol (BEEP)
RFC4870 Domain-Based Email Authentication Using Public Keys Advertised in the DNS (DomainKeys) (Obsoleted by: RFC4871)
RFC4905 Encapsulation Methods for Transport of Layer 2 Frames over MPLS Networks
RFC4906 Transport of Layer 2 Frames Over MPLS
RFC5000 Internet Official Protocol Standards (Obsoleted by: RFC7100)
RFC5143 Synchronous Optical Network/Synchronous Digital Hierarchy (SONET/SDH) Circuit Emulation Service over MPLS (CEM) Encapsulation (Obsoleted by: RFC4842)
RFC5412 Lightweight Access Point Protocol
RFC5413 SLAPP: Secure Light Access Point Protocol
RFC5414 Wireless LAN Control Protocol (WiCoP) (Obsoleted by: RFC5415)
RFC5617 DomainKeys Identified Mail (DKIM) Author Domain Signing Practices (ADSP)
RFC5772 A Set of Possible Requirements for a Future Routing Architecture
RFC5773 Analysis of Inter-Domain Routing Requirements and History
RFC5806 Diversion Indication in SIP
RFC6037 Cisco Systems' Solution for Multicast in BGP/MPLS IP VPNs
RFC6101 The Secure Sockets Layer (SSL) Protocol Version 3.0
RFC6123 Inclusion of Manageability Sections in Path Computation Element (PCE) Working Group Drafts
RFC6348 Requirements for Point-to-Multipoint Extensions to the Label Distribution Protocol
RFC6529 Host/Host Protocol for the ARPA Network
RFC6587 Transmission of Syslog Messages over TCP
RFC6804 DISCOVER: Supporting Multicast DNS Queries
RFC7436 IP-Only LAN Service (IPLS)