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COMSPHERE 3821Plus Modem
4-14 February 1998 3821-A2-GB20-30
Table 4-1
(12 of 13)
3821
Plus
AT Commands
\K
n
– Buffer Control, Send Break Control, Break Forces Escape
The \K
n
command sets three configuration options simultaneously:
Break Send Break
Buffer Break Forces
Control Control Escape
\K0 Discard Data Break First Enable
\K1 Discard Data Break First Disable
\K2 Keep Data Break First Enable
\K3 Keep Data Break First Disable
\K4 Keep Data Data First Enable
\K5 Keep Data Data First Disable
\K6 Discard Break Not Applicable Disable
BREAK BUFFER CONTROL
Determines if data stored in the modem’s buffer is saved or discarded when the DTE issues a break sequence.
SEND BREAK CONTROL
Determines what is sent from the modem first, data or break if a break sequence is sent from the DTE.
BREAK FORCES ESCAPE
Determines whether or not the modem should enter Command mode when it receives a break character from the DTE.
\N
n
– Error Control Mode
Determines the type of error control used by the modem. In most cases, V42/MNPorBfr is the best choice. If V.42bis and
MNP are enabled, then the modem uses the following priority for error control negotiation: V.42bis, V.42, MNP 5 and
below. Online changes do not take effect until a disconnect occurs.
\N0 Buffer Mode.
\N1 Direct Mode.
\N2 MNP or Disconnect.
\N3 MNP or Buffer.
\N4 V.42/MNP or Disconnect.
\N5 V.42/MNP or Buffer.
\N6 LAPM or Disconnect.
\N7 LAPM or Buffer.
If ETC is installed, &F5 and &F6 (Cellular) set this to \N6.