V17.ASC       Recommendation  V.17  2-WIRE  MODEM  FOR  FACSIMILE 
V32BIS.ASC    V.32 bis DATA  COMMUNICATION OVER  THE  TELEPHONE  NETWORK 
V42_ERR.ASC   ERRATA SHEET FOR BLUE BOOK VERSION RECOMMENDATION V.42 
V42BIS.ASC    DATA  COMPRESSION  PROCEDURES  FOR DCE