Extended At& Command Set - ZyXEL Communications U-336R/RE User Manual

Output Parameter
Extended AT& Command Set
Command Options Function & Description
&Bn
&Cn
&Dn
Output Value Description
Carrier Lost
Resent Expiration
Break Time-out
Carrier Lost 1
(No handshaking
response)
Security check
ATH command
D/V hang up.
Data rate, terminal-to-modem.
(DTE/DCE)
&B0 DTE rate follows connection rate.
(See also S44.6)
&B1 * DTE/DCE rate fixed at DTE setting
(See also S18, S20, and S44.6)
Carrier Detect (CD) options.
&C0 CD always ON (See also S42.7).
&C1 * CD tracks presence of carrier (See
also S38.3, S42.7).
Data Terminal Ready (DTR) options.
(See also S25)
&D0 Ignore DTR signal, assume DTR is
always ON.
&D1 108.1, DTR OFF-ON transition
causes dial of the default number.
(See also 'AT*Dn' and S48.4)
&D2 * 108.2, Data Terminal Ready, DTR
OFF causes the modem to hang up.
On-Line (Not
disconnected)
Protocol Error
DTR Dropped
Carrier Lost 2 (Remote
hang-up, busy tone)
Keyboard Abort
Inactivity.
AT Command Set Summaries 83
Ref.
S28.6
S21.4
S21.6-7