[{"draft":"","doc_id":"RFC0821","title":" Simple Mail Transfer Protocol ","authors":["J. Postel"],"format":["ASCII","HTML"],"page_count":"72","pub_status":"INTERNET STANDARD","status":"INTERNET STANDARD","source":"Legacy","abstract":" The objective of Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. SMTP is independent of the particular transmission subsystem and requires only a reliable ordered data stream channel. Obsoletes RFC 788, 780, and 772. ","pub_date":"August 1982","keywords":[" [SMTP|s] "],"obsoletes":["RFC0788"],"obsoleted_by":["RFC2821"],"updates":[""],"updated_by":[""],"see_also":["STD0010"],"doi":"10.17487\/RFC0821","errata_url":null}]