Toshiba 5000 Series User Manual page 186

% B View numbers in blacklist
If blacklisting is in effect, this command displays the numbers that are
currently blacklisted, failed or delayed. The ERROR result code
appears in countries/regions that do not require blacklisting.
%Cn Data compression control
This command determines the operation of V.42bis and MNP class 5
data compression. On-line changes do not take effect until a discon-
nect occurs first.
%C0
V.42bis/MNP 5 disabled. No data compression.
%C3
V.42bis/MNP 5 enabled. Data compression enabled (default).
Result Codes:
n=0,3
OK
ERROR Otherwise
Appendix C
C-13