[RFC7258] Farrell, S. and H. Tschofenig, "普遍监控是一种攻击", BCP 188, RFC 7258, DOI 10.17487/RFC7258, May 2014, https://www.rfc-editor.org/info/rfc7258.

[RFC7413] Cheng, Y., Chu, J., Radhakrishnan, S., and A. Jain, "TCP Fast Open", RFC 7413, DOI 10.17487/RFC7413, December 2014, https://www.rfc-editor.org/info/rfc7413.

[RFC7828] Wouters, P., Abley, J., Dickinson, S., and R. Bellis, "edns-tcp-keepalive EDNS0 Option", RFC 7828, DOI 10.17487/RFC7828, April 2016, https://www.rfc-editor.org/info/rfc7828.

[RFC7830] Mayrhofer, A., "EDNS(0) Padding Option", RFC 7830, DOI 10.17487/RFC7830, May 2016, https://www.rfc-editor.org/info/rfc7830.

[RFC7858] Hu, Z., Zhu, L., Heidemann, J., Mankin, A., Wessels, D., and P. Hoffman, "DNS over Transport Layer Security (TLS) 规范", RFC 7858, DOI 10.17487/RFC7858, May 2016, https://www.rfc-editor.org/info/rfc7858.

[RFC8467] Mayrhofer, A., "DNS 扩展机制 (EDNS(0)) 的填充策略", RFC 8467, DOI 10.17487/RFC8467, October 2018, https://www.rfc-editor.org/info/rfc8467.

Appendix A. 协议开发

本附录描述了用于设计 DoH 的要求. 这些要求列在此处, 是为了帮助读者理解 当前协议, 而不是限制该协议未来可能如何发展. 本附录不具规范性.

本文档描述的协议基于以下协议要求进行设计: