NOTE: IETF RFC 9210 (aka BCP 235) was published in March, 2022. This repo therefore moves to archival state for posterity.
Proposal: DNS Transport over TCP - Operational Requirements
This IETF Internet-Draft is a work-in-progress. From the abstract:
This document encourages the practice of permitting DNS messages to be carried over TCP on the Internet. It also describes some of the consequences of this behavior and the potential operational issues that can arise when this best common practice is not applied
This draft was written with xml2rfc. To product text and html versions of the document:
xml2rfc draft-ietf-dnsop-dns-tcp-requirements.xml --text --html