*COMDECK OBLCF
        ITEM OB$IDENT   C(00,00,07);   # TABLE IDENTIFIER              #
        ITEM OBRWC      U(00,42,18);   # RECORD WORD COUNT             #
        ITEM OBWC       U(00,42,18);   # ENTRY WORD COUNT              #
        ITEM OBNAME1    C(00,00,07);   # APPLICATION NAME              #
        ITEM OBNAME2    C(00,42,03);   # MACHINE I.D.                  #
        ITEM OBPRI      B(00,00,01);   # PRIORITY FLAG                 #
        ITEM OBPID      B(00,01,01);   # PID SPECIFIED FLAG            #
        ITEM OBDBL      U(00,04,08);   # DOWN-LINE BLOCK LIMIT         #
        ITEM OBDBZ      U(00,12,12);   # DOWN-LINE BLOCK SIZE          #
        ITEM OBABL      U(00,24,08);   # APPLICATION BLOCK LIMIT       #
        ITEM OBUBL      U(00,36,08);   # UP-LINE BLOCK LIMIT           #
        ITEM OBUBZ      U(00,44,08);   # UP-LINE BLOCK SIZE            #
        ITEM OBPORT     U(00,52,08);   # PORT NUMBER OF X.25 CONNECTION#
        ITEM OBSNODE    U(00,00,08);   # SOURCE NODE I.D.              #
        ITEM OBDNODE    U(00,08,08);   # DESTIONATION NODE I.D.        #
        ITEM OBWS       U(00,16,04);   # SEND WINDOW SIZE              #
        ITEM OBDPLS     U(00,20,08);   # SEND DATA PACKET LENGTH       #
        ITEM OBFACNUM   U(00,28,08);   # NUMBER OF FACILITY CODES      #
        ITEM OBUDL      U(00,36,08);   # USER DATA LENGTH              #
        ITEM OBACC      U(00,56,04);   # ACCESS LEVEL                  #
        ITEM OBAL1      U(00,04,04);   # DTEA LENGTH                   #
        ITEM OBDTEA     U(00,00,60);   # CALLED DTE ADDRESS            #
        ITEM OBDTEA1    U(00,08,52);   # 1ST 13 NUMBERS OF DTEA        #
        ITEM OBDTEA2    U(00,00,08);   # LAST 2 NUMBERS OF DTEA        #
        ITEM OBFACL     U(00,00,08);   # FACILITY CODE LENGTH          #
        ITEM OBFAC      U(00,08,52);   # FACILITY CODE                 #
        ITEM OBPRID     U(00,00,32);   # PROTOCOL I.D.                 #
        ITEM OBUDATA    U(00,00,60);   # CALL USER DATA                #
        ITEM OBUDATA1   U(00,32,28);   # 1ST 3 1/2 CHARS OF UDATA      #
        ITEM OBWORD     I(00,00,60);
