| RFC 1501 | | OS/2 User Group. E. Brunsen. August 1993. |
| RFC 1502 | | X.400 Use of Extended Character Sets. H. Alvestrand. August 1993. |
| RFC 1503 | | Algorithms for Automating Administration in SNMPv2 Managers. K. McCloghrie, M. Rose. August 1993. |
| RFC 1504 | | Appletalk Update-Based Routing Protocol: Enhanced Appletalk Routing. A. Oppenheimer. August 1993. |
| RFC 1505 | | Encoding Header Field for Internet Messages. A. Costanzo, D. Robinson, R. Ullmann. August 1993. |
| RFC 1506 | | A Tutorial on Gatewaying Between X.400 and Internet Mail. J. Houttuin. August 1993. |
| RFC 1507 | | DASS - Distributed Authentication Security Service. C. Kaufman. September 1993. |
| RFC 1508 | | Generic Security Service Application Program Interface. J. Linn. September 1993. |
| RFC 1509 | | Generic Security Service API: C-Bindings. J. Wray. September 1993. |
| RFC 1510 | | The Kerberos Network Authentication Service (V5). J. Kohl, C. Neuman. September 1993. |
| RFC 1511 | | Common Authentication Technology Overview. J. Linn. September 1993. |
| RFC 1512 | | FDDI Management Information Base. J. Case, A. Rijsinghani. September 1993. |
| RFC 1513 | | Token Ring Extensions to the Remote Network Monitoring MIB. S. Waldbusser. September 1993. |
| RFC 1514 | | Host Resources MIB. P. Grillo, S. Waldbusser. September 1993. |
| RFC 1515 | | Definitions of Managed Objects for IEEE 802.3 Medium Attachment Units (MAUs). D. McMaster, K. McCloghrie, S. Roberts. September 1993. |
| RFC 1516 | | Definitions of Managed Objects for IEEE 802.3 Repeater Devices. D. McMaster, K. McCloghrie. September 1993. |
| RFC 1517 | | Applicability Statement for the Implementation of Classless Inter-Domain Routing (CIDR). Internet Engineering Steering Group, R. Hinden. September 1993. |
| RFC 1518 | | An Architecture for IP Address Allocation with CIDR. Y. Rekhter, T. Li. September 1993. |
| RFC 1519 | | Classless Inter-Domain Routing (CIDR): an Address Assignment and Aggregation Strategy. V. Fuller, T. Li, J. Yu, K. Varadhan. September 1993. |
| RFC 1520 | | Exchanging Routing Information Across Provider Boundaries in the CIDR Environment. Y. Rekhter, C. Topolcic. September 1993. | |
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