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Extended at* command set – ZyXEL Communications Omni 288S User Manual

Page 105

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Chapter 11 - AT Command Set Summaries

11-7

Extended AT* Command Set

Command

Options

Function & Description

Ref.

*Cn

Character length, including start, stop and parity bit.

S15.3-4

*C0 *

10-bit character length.

*C1

11-bit character length.

*C2

9-bit character length.

*C3

8-bit character length.

*Dn

n=0-49

Set default dial pointer at telephone directory location n.

S29

*D0 *

(See also S35.4 and S38.0)

*En

Modem error control negotiation.

S21.0

*E0 *

if error control negotiation fails, keep the non-error
control connection.

*E1

If error control negotiation fails, disconnect the call
(hang-up).

*Fn

Remote configuration enable

S36.0

*F0

Deny remote configuration

*F1

Accept remote configuration (Remote Digital Loop-back
must be granted, &T4)

*Gn

Security function selection

S36.5-7

*G0

Disable security function

*G1

Enable type 1 security, with password check (ZyXEL to
ZyXEL only)

*G2

Enable type 1 security, with password check and call
back (ZyXEL to ZyXEL only)

*G3

Enable type 2 security, with password check

*G4

Enable type 2 security, with password check and call
back

*G5

Enable type 2 security, with password check and call
back, remote user enters the call back number

*Hn

n=0-39

Modify user password table at location n.

*HS

Modify supervisory password (Default: “ZyXEL”)

*In

Command set selection

S17.6-7

*I0

AT command set

*I1

V.25bis command set

*I2

Dumb mode

*Mn

Leased line auto-handshake mode selection

S14.0

*M0

Set to Originate mode

*M1

Set to Answer mode

*Pn

n=0-15
*P9 *

Set leased line transmission power level; ranges from 0
dBm to -15 dBm (default: -9 dBm) (see also S35.3)

S17.1-4

*Qn

Action taken when line quality changes.

S27.6-7

*Q0

No action to poor signal quality.

*Q1

Retrain action taken if signal quality is poor. (See also
S41.2)

*Q2 *

Adaptive rate, automatic fall-back or forward.

*Q3

Disconnect if signal quality is poor.

*Rab

Read remote profile “b” to local user profile “a”

S36.1