SpecAtlas
About
Docs
Specifications
RFC2119 — Key words for use in RFCs to Indicate Requirement Levels | SpecAtlas
← Specifications
RFC2119
Key words for use in RFCs to Indicate Requirement Levels
active
updated
errata
relonly
relcomplete
Details
Type
Best Current Practice
Published
1997-03-01
IETF Stream
IETF
doi
10.17487/RFC2119
Canonical URL
https://www.rfc-editor.org/rfc/rfc2119.txt
Text (ASCII)
HTML
https://www.rfc-editor.org/rfc/rfc2119.html
Plain text
https://www.rfc-editor.org/rfc/rfc2119.txt
Other URL
https://datatracker.ietf.org/doc/rfc2119/
IETF Datatracker
documentation
Controlling Organization
Internet Engineering Task Force
https://www.ietf.org/
Member of
BCP14 — BCP 14
Relationships
UPDATED BY
RFC8174 — Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words