11.765 bytes

Service Hints & Tips

Document ID: YAST-3GGR6L

External V.34 Data/Fax Modem 7852 400 - AT Commands

Applicable to: World-Wide

7852-400 AT Command Summary :

Command

Action

A: or :

Continuous Redial (Not active in BABT)

$D

DTR Dialing

$VD

Voice/Data Dialing

N

Dial a Stored Number

& P

Set Pulse Dial Ratios (Not active inBABT)

Y

Long Space Disconnect

W

Wait for New Dial Tone

;

Return to Command Mode After Dial

R

Reverse Mode of Operation

!

Flash On Hook

$

AT&T "Calling Card" Tones

@

Quiet Answer

D..N

Store Phone Numbers

NN

Number Linking

L

List Numbers Stored in Memory

&F

Load Factory Defaults

&W

Store Configuration & SíRegister

Z

Reset Modem

V

Result Code Terse/Verbose

#V

V.32terbo Enable/Disable

&M

Synchronous/Asynchronous Mode

&X

Synchronous Transmit Clock Select

Q

Result Codes Enable/Disable Response

&Q

Result Code Selection

E

Echo Command Characters

V

Result Code Terse/Verbose

X

Result Code...Basic/Extended/Call

M

Monitor Phone Line

&T

Remote Digital Loop Signal

#T

Enable/Disable Trellis CodeModulation

B

Bell/V.21 Tones (Not active in BABT)

#F

Fallback When OníLine

&CD

Cleardown at Disconnect

#A

AutoíSpeed Detect

&C

Carrier Detect Control

&D

Data Terminal Ready Control

&R

Clear To Send Control

&S

Data Set Ready Control

&RF

CTS/RTS Control

&SF

DSR/CD Control

&E0

Normal Mode

&E1

AutoíReliable Mode

&E2

Reliable Mode

#L0

Negotiate V.42 Mode DuringHandshake

#L1

MNP On/LAPM Off

#L2

LAPM On/MNP Off

#L3

Direct LAPM/Phase Out Handshake

$A

AutoíReliable Buffering

$F

Enable/Disable AutoíReliable FallbackCharacter

$R

Retransmit Count

$E

Error Correction at 300 bps

&E3

Flow Control Disabled

&E4

Hardware Flow Control

&E5

Xon/Xoff ModemíInitiated

&E6

Xon/Xoff Modem Responds/No PassThrough

&E7

Xon/Xoff Modem Responds/Passíthrough

#X

Send Single/Multiple Xoff Characters

&E8

Enq/Ack Off

&E9

Enq/Ack On

&E10

Normal Mode Modem Flow ControlOff

&E11

Normal Mode Modem Flow ControlOn

&E12

ComputeríInitiated/Off

&E13

ComputeríInitiated/On

&BS

Maximum Block Size

$EB

10/11 bit Asynchronous Format

#P

Parity Selection

&E14

Data Compression Disabled

&E15

Data Compression Enabled

$BA0

Speed Conversion On

$BA1

Speed Conversion Off

$MB

Set modem speed (e.g. $MB33600)

$SB

Set serial port speed (e.g. $SB115200)

$H

Help

I

Product Code Inquiry

I9

Windows 95 Autodetect Inquiry

L

List Current Operating Parameters

L6

List SíRegister Values

L7

List additional ConfigurationParameters

L8

List OníLine Diagnostics

H

Off Hook

+++AT<CR>

EscapeSequence:

%E

Escape Sequence Options Entering Command mode while On Line

A

Force Answer Mode

O

Exit Command Mode/Go Back

%DF

Format Line Probe Display (Graph or Table Format)

%DP

Enable/Disable Reading Line Probe

L9

Display of Signal Strength Information

L10

Display Signal to Noise Ratio (SNR)

L11

Display of Noise Information

&RP

Initiates Retrain to Read Line Probe

#CBN

Passwords for Callback PhoneNumbers

#I

Change Login Password

#DB

Callback Security Enable/Disable

#RCBNxx

Erase Password Linked with Memory Location xx

#Sm

Change SETUP Password



Keywords: OBI External Modem V.34 Data Fax 7852 400 AT Commands

Search Keywords

Hint Category

Modems, Hardware Installation/Configuration

Date Created

25-04-97

Last Updated

19-11-98

Revision Date

19-11-99

Brand

IBM Options

Product Family

Modems

Machine Type

28.8K

Model

7852400

TypeModel

Retain Tip (if applicable)

Reverse Doclinks
and Admin Purposes