idnits

Check internet draft formatting for IETF compliance issues

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Looks for problems in internet draft formatting

idnits

check internet draft file for formatting errors$ idnits draft.txt

validate draft and show all warnings including minor ones$ idnits --verbose draft.txt

check draft from remote URL$ idnits https://www.ietf.org/archive/id/draft-example.txt

suppress specific warning or error codes$ idnits --suppress W001,E002 draft.txt

validate multiple draft files at once$ idnits draft-v1.txt draft-v2.txt draft-v3.txt