| rfc9664v4.txt | rfc9664.txt | |||
|---|---|---|---|---|
| Internet Engineering Task Force (IETF) S. Cheshire | Internet Engineering Task Force (IETF) S. Cheshire | |||
| Request for Comments: 9664 T. Lemon | Request for Comments: 9664 T. Lemon | |||
| Category: Standards Track Apple Inc. | Category: Standards Track Apple Inc. | |||
| ISSN: 2070-1721 May 2025 | ISSN: 2070-1721 June 2025 | |||
| An EDNS(0) Option to Negotiate Leases on DNS Updates | An EDNS(0) Option to Negotiate Leases on DNS Updates | |||
| Abstract | Abstract | |||
| This document describes an EDNS(0) option that can be used between | This document describes an EDNS(0) option that can be used between | |||
| DNS Update Requesters and authoritative DNS servers to include a | DNS Update Requesters and authoritative DNS servers to include a | |||
| lifetime (lease duration) in a DNS Update or DNS Update Response, | lifetime (lease duration) in a DNS Update or DNS Update Response, | |||
| allowing a server to garbage collect stale Resource Records that have | allowing a server to garbage collect stale Resource Records that have | |||
| been added by DNS Updates if they are not renewed. | been added by DNS Updates if they are not renewed. | |||
| skipping to change at line 558 ¶ | skipping to change at line 558 ¶ | |||
| March 2017, <https://www.rfc-editor.org/info/rfc8085>. | March 2017, <https://www.rfc-editor.org/info/rfc8085>. | |||
| [RFC8945] Dupont, F., Morris, S., Vixie, P., Eastlake 3rd, D., | [RFC8945] Dupont, F., Morris, S., Vixie, P., Eastlake 3rd, D., | |||
| Gudmundsson, O., and B. Wellington, "Secret Key | Gudmundsson, O., and B. Wellington, "Secret Key | |||
| Transaction Authentication for DNS (TSIG)", STD 93, | Transaction Authentication for DNS (TSIG)", STD 93, | |||
| RFC 8945, DOI 10.17487/RFC8945, November 2020, | RFC 8945, DOI 10.17487/RFC8945, November 2020, | |||
| <https://www.rfc-editor.org/info/rfc8945>. | <https://www.rfc-editor.org/info/rfc8945>. | |||
| [RFC9665] Lemon, T. and S. Cheshire, "Service Registration Protocol | [RFC9665] Lemon, T. and S. Cheshire, "Service Registration Protocol | |||
| for DNS-Based Service Discovery", RFC 9665, | for DNS-Based Service Discovery", RFC 9665, | |||
| DOI 10.17487/RFC9665, October 2024, | DOI 10.17487/RFC9665, June 2025, | |||
| <https://www.rfc-editor.org/info/rfc9665>. | <https://www.rfc-editor.org/info/rfc9665>. | |||
| [EDNS0Reg] IANA, "DNS EDNS0 Option Codes (OPT)", | [EDNS0Reg] IANA, "DNS EDNS0 Option Codes (OPT)", | |||
| <https://www.iana.org/assignments/dns-parameters>. | <https://www.iana.org/assignments/dns-parameters>. | |||
| [SYN] Eddy, W., "Defenses Against TCP SYN Flooding Attacks", The | [SYN] Eddy, W., "Defenses Against TCP SYN Flooding Attacks", The | |||
| Internet Protocol Journal, Cisco Systems, Volume 9, Number | Internet Protocol Journal, Cisco Systems, Volume 9, Number | |||
| 4, December 2006, | 4, December 2006, | |||
| <https://www.cisco.com/web/about/ac123/ac147/ | <https://www.cisco.com/web/about/ac123/ac147/ | |||
| archived_issues/ipj_9-4/ipj_9-4.pdf>. | archived_issues/ipj_9-4/ipj_9-4.pdf>. | |||
| End of changes. 2 change blocks. | ||||
| 2 lines changed or deleted | 2 lines changed or added | |||
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