IMP/Host and Host/IMP Protocol changes

D.C. Walden

date1975-06 streamLegacy statusUNKNOWN pages2 canonicalhttps://www.rfc-editor.org/rfc/rfc687 doi10.17487/RFC0687

Addressing hosts on more than 63 IMPs, and other backwards compatible expansions; see also RFCs 690 and 692.