Digital Equipment DECserver 900MC, Installation And Configuration Manual, Page: 145 / 204

AT Commands F-39
AT Commands
:
NOTE
The modem does not support LAPM error correction for Bell 103, V.21, and V.23
connections.
$N List Connection Security Passwords
Displays the Connection Security Password database. (See %I and $P for details on
setting these passwords.)
O n Enter Connect State
O0 Enters connect state.
O1 Begins an equalizer retrain sequence when operating at 2400 bps or higher and then
returns to connect state.
Type ATO1 to reduce errors due to loss of equalization when excessive bit error rates
are present.
Originating Modem
Answering
Modem \N0 \N1 \N2 \N3 \N4 \N5 \N6
\N0 normal direct/normal NC normal NC normal NC
\N1 normal/
direct direct NC/ normal/
direct NC normal/
direct NC
\N2 NC NC MNP MNP NC NC MNP
\N3 normal direct/normal MNP LAPM LAPM LAPM LAPM
\N4 NC NC NC LAPM LAPM LAPM LAPM
\N5 normal direct/normal NC LAPM LAPM LAPM LAPM
\N6 NC NC MNP LAPM LAPM LAPM LAPM