HP OmniBook XE Reference Manual page 5

%TT48 V.17 9600 bps short train
%TT49 V.17 12000 bps long train
%TT4A V.17 12000 bps short train
%TT4B V.17 14400 bps long train
%TT4C V.17 14400 bps short train
%TT60 2400 bps ( V.34 only )
%TT61 4800 bps ( V.34 only )
%TT62 7200 bps (V.34 only )
%TT63 9600 bps (V.34 only )
%TT64 12000 bps (V.34 only)
%TT65 14400 bps
%TT66 16800 bps
%TT67 19200 bps
%TT68 21600bps
%TT69 24000 bps
%TT6A 26400bps
%TT6B 28800bps
%TT6C 31200bps
%TT6D 33600bps