| RFC | Title | Status | Reference | Notes |
|---|---|---|---|---|
| 5404 | RTP Payload Format for G.719 | Proposed Standard | M. Westerlund; I. Johansson (January 2009). RTP Payload Format for G.719. Network Working Group. doi:10.17487/RFC5404. RFC 5404. | |
| 5415 | Control And Provisioning of Wireless Access Points (CAPWAP) Protocol Specification | Proposed Standard | P. Calhoun; M. Montemurro; D. Stanley, eds. (March 2009). Control And Provisioning of Wireless Access Points (CAPWAP) Protocol Specification. Network Working Group. doi:10.17487/RFC5415. RFC 5415. | Updated by RFC 8553 and 8996. |
| 5424 | The Syslog Protocol | Proposed Standard | R. Gerhards (March 2009). The Syslog Protocol. Network Working Group. doi:10.17487/RFC5424. RFC 5424. | Obsoletes RFC 3164. |
| 5452 | Measures for Making DNS More Resilient against Forged Answers | Proposed Standard | A. Hubert; R. van Mook (January 2009). Measures for Making DNS More Resilient against Forged Answers. Network Working Group. doi:10.17487/RFC5452. RFC 5452. | Obsoletes RFC 2181. |
| 5469 | DES and IDEA Cipher Suites for Transport Layer Security (TLS) | Historic | P. Eronen, ed. (February 2009). DES and IDEA Cipher Suites for Transport Layer Security (TLS). Network Working Group. doi:10.17487/RFC5469. RFC 5469. | Obsoleted by RFC 8996. |
| 5494 | IANA Allocation Guidelines for the Address Resolution Protocol (ARP) | Proposed Standard | J. Arkko; C. Pignataro (April 2009). IANA Allocation Guidelines for the Address Resolution Protocol (ARP). Network Working Group. doi:10.17487/RFC5494. RFC 5494. | Updates RFC 826, 951, 1044, 1329, 2131, 2132, 2176, 2225, 2834, 2835, 3315, 4338, 4361 and 4701. |
