{"draft":"","doc_id":"RFC1425","title":" SMTP Service Extensions ","authors":["J. Klensin","N. Freed, Ed.","M. Rose","E. Stefferud","D. Crocker"],"format":["ASCII","HTML"],"page_count":"10","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Internet Mail Extensions","abstract":" This memo defines a framework for extending the SMTP service by defining a means whereby a server SMTP can inform a client SMTP as to the service extensions it supports.  [STANDARDS-TRACK]  ","pub_date":"January 1993","keywords":[" Mail "],"obsoletes":[],"obsoleted_by":["RFC1651"],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC1425","errata_url":null}