Command Options Function & Description
Extended AT* Command Set
Command Options Function & Description
*Cn
*Dn
*En
*Fn
*Gn
100 AT Command Set Summaries
the default dial pointer.
Character length, including
start, stop and parity bit.
*C0 *
10-bit character length.
*C1
11-bit character length.
*C2
9-bit character length.
*C3
8-bit character length.
n=0-49 Set default dial pointer at
telephone directory location n.
*D0 * (See also S35.4 and S38.0)
Modem error control
negotiation.
*E0 *
if error control negotiation
fails, keep the non-error
control connection.
*E1
If error control negotiation
fails, disconnect the call (hang-
up).
Remote configuration enable
*F0 * Deny remote configuration
*F1
Accept remote configuration
(Remote Digital Loop-back
must be granted, &T4)
Security function selection
*G0 * Disable security function
*G1
Enable type 1 security, with
password check (ZyXEL to
ZyXEL only)
Ref.
Ref.
S15.3-4
S29
S21.0
S36.0
S36.5-7