Missing/wrong data? Edit Wikidata item
RFC 7504: SMTP 521 and 556 Reply Codes
request for comments publication
Author/s
author: John Klensin
Work details
Publication date:
June 2015
Language:
English
Country of origin:
Unknown
Copyright status
Copyright status information is not available for this work. The copyright status depends on the jurisdiction, the author's date of death and the date the work was created or published.
To learn more about copyright terms in different countries, visit the countries and terms page.