[{"draft":"","doc_id":"RFC0687","title":" IMP\/Host and Host\/IMP Protocol changes ","authors":["D.C. Walden"],"format":["ASCII","HTML"],"page_count":"2","pub_status":"UNKNOWN","status":"UNKNOWN","source":"Legacy","abstract":"   Addressing hosts on more than 63 IMPs, and other backwards compatible   expansions; see also RFCs 690 and 692.  ","pub_date":"June 1975","keywords":["  "],"obsoletes":[""],"obsoleted_by":[" RFC0704"],"updates":[""],"updated_by":[" RFC0690"],"see_also":[""],"doi":"10.17487\/RFC0687","errata_url":null}]