| 1189 | Common Management Information Services and Protocols for the Internet (CMOT and CMIP)U.S. Warrier, L. Besaw, L. LaBarre, B.D. Handspicker | Historic | October 1990 |
| 1190 | Experimental Internet Stream Protocol: Version 2 (ST-II)C. Topolcic · obsoleted by RFC 1819 | Experimental | October 1990 |
| 1191 | Path MTU discoveryJ. Mogul, S. Deering | Draft Standard | November 1990 |
| 1192 | Commercialization of the Internet summary reportB. Kahin | Informational | November 1990 |
| 1193 | Client requirements for real-time communication servicesD. Ferrari | Informational | November 1990 |
| 1194 | Finger User Information ProtocolD.P. Zimmerman · obsoleted by RFC 1196, RFC 1288 | Draft Standard | November 1990 |
| 1195 | Use of OSI IS-IS for routing in TCP/IP and dual environmentsR. Callon | Proposed Standard | December 1990 |
| 1196 | Finger User Information ProtocolD.P. Zimmerman · obsoleted by RFC 1288 | Draft Standard | December 1990 |
| 1197 | Using ODA for translating multimedia informationM. Sherman | Informational | December 1990 |
| 1198 | FYI on the X window systemR.W. Scheifler | Informational | January 1991 |
| 1199 | Request for Comments Summary Notes: 1100-1199J. Reynolds | Informational | December 1991 |
| 1200 | IAB official protocol standardsDefense Advanced Research Projects Agency, Internet Activities Board · obsoleted by RFC 1250 | Historic | April 1991 |
| 1201 | Transmitting IP traffic over ARCNET networksD. Provan | Internet Standard | February 1991 |
| 1202 | Directory Assistance serviceM.T. Rose | Informational | February 1991 |
| 1203 | Interactive Mail Access Protocol: Version 3J. Rice | Historic | February 1991 |
| 1204 | Message Posting Protocol (MPP)S. Yeh, D. Lee | Experimental | February 1991 |
| 1205 | 5250 Telnet interfaceP. Chmielewski | Informational | February 1991 |
| 1206 | FYI on Questions and Answers: Answers to commonly asked "new Internet user" questionsG.S. Malkin, A.N. Marine · obsoleted by RFC 1325 | Informational | February 1991 |
| 1207 | FYI on Questions and Answers: Answers to commonly asked "experienced Internet user" questionsG.S. Malkin, A.N. Marine, J.K. Reynolds | Informational | February 1991 |
| 1208 | A Glossary of Networking TermsO.J. Jacobsen, D.C. Lynch | Informational | March 1991 |
| 1209 | The Transmission of IP Datagrams over the SMDS ServiceD. Piscitello, J. Lawrence | Internet Standard | March 1991 |
| 1210 | Network and infrastructure user requirements for transatlantic research collaboration: Brussels, July 16-18, and Washington July 24-25, 1990V.G. Cerf, P.T. Kirstein, B. Randell | Informational | March 1991 |
| 1211 | Problems with the maintenance of large mailing listsA. Westine, J. Postel | Informational | March 1991 |
| 1212 | Concise MIB definitionsM.T. Rose, K. McCloghrie | Internet Standard | March 1991 |
| 1213 | Management Information Base for Network Management of TCP/IP-based internets: MIB-IIK. McCloghrie, M. Rose | Internet Standard | March 1991 |
| 1214 | OSI internet management: Management Information BaseL. LaBarre | Historic | April 1991 |
| 1215 | Convention for defining traps for use with the SNMPM.T. Rose | Informational | March 1991 |
| 1216 | Gigabit network economics and paradigm shiftsP. Richard, P. Kynikos | Informational | 1 April 1991 |
| 1217 | Memo from the Consortium for Slow Commotion Research (CSCR)V.G. Cerf | Informational | 1 April 1991 |
| 1218 | Naming scheme for c=USNorth American Directory Forum · obsoleted by RFC 1255, RFC 1417 | Informational | April 1991 |
| 1219 | On the assignment of subnet numbersP.F. Tsuchiya | Informational | April 1991 |
| 1220 | Point-to-Point Protocol extensions for bridgingF. Baker · obsoleted by RFC 1638 | Proposed Standard | April 1991 |
| 1221 | Host Access Protocol (HAP) specification: Version 2W. Edmond | Informational | April 1991 |
| 1222 | Advancing the NSFNET routing architectureH.W. Braun, Y. Rekhter | Informational | May 1991 |
| 1223 | OSI CLNS and LLC1 protocols on Network Systems HYPERchannelJ.M. Halpern | Informational | May 1991 |
| 1224 | Techniques for managing asynchronously generated alertsL. Steinberg | Experimental | May 1991 |
| 1225 | Post Office Protocol: Version 3M.T. Rose · obsoleted by RFC 1460 | Draft Standard | May 1991 |
| 1226 | Internet protocol encapsulation of AX.25 framesB. Kantor | Experimental | May 1991 |
| 1227 | SNMP MUX protocol and MIBM.T. Rose | Historic | May 1991 |
| 1228 | SNMP-DPI: Simple Network Management Protocol Distributed Program InterfaceG. Carpenter, B. Wijnen · obsoleted by RFC 1592 | Experimental | May 1991 |
| 1229 | Extensions to the generic-interface MIBK. McCloghrie · obsoleted by RFC 1573 | Proposed Standard | May 1991 |
| 1230 | IEEE 802.4 Token Bus MIBK. McCloghrie, R. Fox | Historic | May 1991 |
| 1231 | IEEE 802.5 Token Ring MIBK. McCloghrie, R. Fox, E. Decker · obsoleted by RFC 1743, RFC 1748 | Proposed Standard | May 1991 |
| 1232 | Definitions of managed objects for the DS1 Interface typeF. Baker, C.P. Kolb · obsoleted by RFC 1406 | Proposed Standard | May 1991 |
| 1233 | Definitions of managed objects for the DS3 Interface typeT.A. Cox, K. Tesink · obsoleted by RFC 1407 | Proposed Standard | May 1991 |
| 1234 | Tunneling IPX traffic through IP networksD. Provan | Historic | June 1991 |
| 1235 | Coherent File Distribution ProtocolJ. Ioannidis, G. Maguire | Experimental | June 1991 |
| 1236 | IP to X.121 address mapping for DDNL. Morales, P. Hasse | Informational | June 1991 |
| 1237 | Guidelines for OSI NSAP Allocation in the InternetR. Colella, E. Gardner, R. Callon · obsoleted by RFC 1629 | Proposed Standard | July 1991 |
| 1238 | CLNS MIB for use with Connectionless Network Protocol (ISO 8473) and End System to Intermediate System (ISO 9542)G. Satz | Experimental | June 1991 |
| 1239 | Reassignment of experimental MIBs to standard MIBsJ.K. Reynolds | Historic | June 1991 |
| 1240 | OSI connectionless transport services on top of UDP: Version 1C. Shue, W. Haggerty, K. Dobbins | Historic | June 1991 |
| 1241 | Scheme for an internet encapsulation protocol: Version 1R.A. Woodburn, D.L. Mills | Experimental | July 1991 |
| 1242 | Benchmarking Terminology for Network Interconnection DevicesS. Bradner | Informational | July 1991 |
| 1243 | AppleTalk Management Information BaseS. Waldbusser · obsoleted by RFC 1742 | Proposed Standard | July 1991 |
| 1244 | Site Security HandbookJ.P. Holbrook, J.K. Reynolds · obsoleted by RFC 2196 | Informational | July 1991 |
| 1245 | OSPF Protocol AnalysisJ. Moy | Informational | July 1991 |
| 1246 | Experience with the OSPF ProtocolJ. Moy | Informational | July 1991 |
| 1247 | OSPF Version 2J. Moy · obsoleted by RFC 1583 | Draft Standard | July 1991 |
| 1248 | OSPF Version 2 Management Information BaseF. Baker, R. Coltun · obsoleted by RFC 1252 | Proposed Standard | July 1991 |
| 1249 | DIXIE Protocol SpecificationT. Howes, M. Smith, B. Beecher | Informational | August 1991 |
| 1250 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1280, RFC 2200 | Historic | August 1991 |
| 1251 | Who's Who in the Internet: Biographies of IAB, IESG and IRSG MembersG. Malkin · obsoleted by RFC 1336 | Informational | August 1991 |
| 1252 | OSPF Version 2 Management Information BaseF. Baker, R. Coltun · obsoleted by RFC 1253 | Proposed Standard | August 1991 |
| 1253 | OSPF Version 2 Management Information BaseF. Baker, R. Coltun · obsoleted by RFC 1850 | Proposed Standard | August 1991 |
| 1254 | Gateway Congestion Control SurveyA. Mankin, K. Ramakrishnan | Informational | August 1991 |
| 1255 | A Naming Scheme for c=USThe North American Directory Forum · obsoleted by RFC 1417 | Informational | September 1991 |
| 1256 | ICMP Router Discovery MessagesS. Deering, Ed. | Proposed Standard | September 1991 |
| 1257 | Isochronous applications do not require jitter-controlled networksC. Partridge | Informational | September 1991 |
| 1258 | BSD RloginB. Kantor · obsoleted by RFC 1282 | Informational | September 1991 |
| 1259 | Building the open road: The NREN as test-bed for the national public networkM. Kapor | Informational | September 1991 |
| 1261 | Transition of Nic ServicesS. Williamson, L. Nobile | Informational | September 1991 |
| 1262 | Guidelines for Internet Measurement ActivitiesV.G. Cerf | Informational | October 1991 |
| 1263 | TCP Extensions Considered HarmfulS. O'Malley, L.L. Peterson | Informational | October 1991 |
| 1264 | Internet Engineering Task Force Internet Routing Protocol Standardization CriteriaR.M. Hinden · obsoleted by RFC 4794 | Historic | October 1991 |
| 1265 | BGP Protocol AnalysisY. Rekhter | Informational | October 1991 |
| 1266 | Experience with the BGP ProtocolY. Rekhter | Informational | October 1991 |
| 1267 | Border Gateway Protocol 3 (BGP-3)K. Lougheed, Y. Rekhter | Historic | October 1991 |
| 1268 | Application of the Border Gateway Protocol in the InternetY. Rekhter, P. Gross · obsoleted by RFC 1655 | Historic | October 1991 |
| 1269 | Definitions of Managed Objects for the Border Gateway Protocol: Version 3S. Willis, J.W. Burruss · obsoleted by RFC 4273 | Proposed Standard | October 1991 |
| 1270 | SNMP Communications ServicesF. Kastenholz | Informational | October 1991 |
| 1271 | Remote Network Monitoring Management Information BaseS. Waldbusser · obsoleted by RFC 1757 | Proposed Standard | November 1991 |
| 1272 | Internet Accounting: BackgroundC. Mills, D. Hirsh, G.R. Ruth | Informational | November 1991 |
| 1273 | Measurement Study of Changes in Service-Level Reachability in the Global TCP/IP Internet: Goals, Experimental Design, Implementation, and Policy ConsiderationsM.F. Schwartz | Informational | November 1991 |
| 1274 | The COSINE and Internet X.500 SchemaP. Barker, S. Kille · obsoleted by RFC 4524 | Proposed Standard | November 1991 |
| 1275 | Replication Requirements to provide an Internet Directory using X.500S.E. Hardcastle-Kille | Informational | November 1991 |
| 1276 | Replication and Distributed Operations extensions to provide an Internet Directory using X.500S.E. Hardcastle-Kille | Historic | November 1991 |
| 1277 | Encoding Network Addresses to Support Operation over Non-OSI Lower LayersS.E. Hardcastle-Kille | Proposed Standard | November 1991 |
| 1278 | A string encoding of Presentation AddressS.E. Hardcastle-Kille | Informational | November 1991 |
| 1279 | X.500 and DomainsS.E. Hardcastle-Kille | Experimental | November 1991 |
| 1280 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1360 | Historic | March 1992 |
| 1281 | Guidelines for the Secure Operation of the InternetR. Pethia, S. Crocker, B. Fraser | Informational | November 1991 |
| 1282 | BSD RloginB. Kantor | Informational | December 1991 |
| 1283 | SNMP over OSIM. Rose · obsoleted by RFC 1418 | Experimental | December 1991 |
| 1284 | Definitions of Managed Objects for the Ethernet-like Interface TypesJ. Cook, Ed. · obsoleted by RFC 1398 | Proposed Standard | December 1991 |
| 1285 | FDDI Management Information BaseJ. Case | Historic | January 1992 |
| 1286 | Definitions of Managed Objects for BridgesE. Decker, P. Langille, A. Rijsinghani, K. McCloghrie · obsoleted by RFC 1493, RFC 1525 | Proposed Standard | December 1991 |
| 1287 | Towards the Future Internet ArchitectureD. Clark, L. Chapin, V. Cerf, R. Braden, R. Hobby | Informational | December 1991 |