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EXPRESS XR

ADTRAN

EXPRESS XR

Card Type

ISDN TA

Chip Set

Unidentified

I/O Options

RJ-45 ISDN BRI U interface, 25-pin DTE port, power

ISDN Rate

230.4Kbps

ISDN Modulation Protocol

PPP

Error Correction/Compression

Unidentified

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Power

CN1

ISDN BRI interface (RJ-45)

CN3

25-pin DTE port

CN2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

î

SW1/1

On

230.4Kbps

SW1/1

Off

î

SW1/2

On

Returns to factory default profile

SW1/2

Off

î

SW1/3

Unidentified

î

SW1/4

Unidentified

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TD

Green

On

Modem is transmitting data

TD

Green

Off

Modem is not transmitting data

RD

Green

On

Modem is receiving data

RD

Green

Off

Modem is not receiving data

B1

Green

On

B-channel 1 data call connected

B1

Amber

On

Loopback channel protocol test in progress on B-channel 1

B1

Amber

Blinking

Remote test originate on B-channel 1

B1

Green

Blinking (fast)

Attempting TEI registration on B-channel 1

B1

Green

Blinking (slow)

Attempting SPID registration on B-channel 1

B1

Green

Off

No activity on B-channel 1

B2

Green

On

B-channel 2 data call connected

B2

Amber

On

Loopback channel protocol test in progress on B-channel 2

B2

Amber

Blinking

Remote test originate on B-channel 2

B2

Green

Blinking (fast)

Attempting TEI registration on B-channel 2

B2

Green

Blinking (slow)

Attempting SPID registration on B-channel 2

B2

Green

Off

No activity on B-channel 2

PWR

Green

On

Power is on; link is established

PWR

Green

Blinking

Power is on; link is not established

PWR

Green

Off

Power is off

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/

A, E, Q, V

&R, &S

Extended AT Commands

\Q

S Registers

S0, S2, S3, S4, S5, S7, S12, S25

Note:

See MHI Help File for full command documentation.

Proprietary AT Command Set

CALLING NUMBER IDENTIFIERS

Type:

Configuration

Format:

AT [cmds] &N n [cmds]

Description:

Selects far-end phone number to read if service is subscribed from telephone company

Command

Function

&N0

Number 1

&N1

Number 2

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &C n [cmds]

Description:

Selects whether the DCD option is enabled or disabled

Command

Function

&C0

DCD enabled

&C1

DCD enabled after carrier signal detected

&C2

DCD disabled with local disconnect

&C3

DCD disabled with link down

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &D n [cmds]

Description:

Selects modem response to DTR

Command

Function

&D0

DTR ignored

&D1

DTR drop causes online command mode

&D2

DTR drop causes modem to go on-hook

DIAL

Type:

Immediate

Format:

AT [cmds] D<#> [cmds]

Description:

Dials telephone number according to any modifiers included in the string

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &F [cmds]

Description:

Sets values in active profile to values found in the default profile

Command

Function

&F0

Factory default: fallback to auto-protocol detection

&F1

Internet 64Kbps

&F2

Internet 128Kbps

&F3

Remote access 64Kbps

&F4

Remote access 128Kbps

&F7

Configures unit for 57.6Kbps async dial mode

&F8

Configures unit for 115.2Kbps async dial mode

&F11

Configures unit for FALLBACK

HOOK CONTROL

Type:

Immediate

Format:

AT [cmds] H n [cmds]

Description:

Selects whether the modem is on-hook or off-hook

Command

Function

H0

Modem commanded to go on-hook (hang-up)

ON-LINE

Type:

Immediate

Format:

AT [cmds] O n [cmds]

Description:

Controls on-line command (data transmission) state options.

Note: The O command must be placed at the end of the command string.

Command

Function

O0

On-line command mode with no retraining enabled

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] I n [cmds]

Description:

Displays information requested

Command

Function

I0

Reports modem model ID

I1

Reports software version

SELECT CALL PROGRESS RESULT CODES

Type:

Configuration

Format:

AT [cmds] X n [cmds]

Description:

Enables selection of tone detection and associated result code format options

Command

Function

X0

Simple CONNECT message

X1

CONNECT messages with bit rate

X2

CONNECT messages with bit rate

X3

CONNECT messages with bit rate

X4

CONNECT messages with bit rate

X5

CONNECT messages with bit rate

X6

CONNECT messages with bit rate

X7

CONNECT messages with bit rate

SOFT RESET

Type:

Immediate

Format:

AT [cmds] Z n [cmds]

Description:

Restores modem profiles previously saved in non-volatile RAM using the &W command.

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &W n [cmds]

Description:

Writes the values for the active profile into the non-volatile RAM

STORE TELEPHONE NUMBER

Type:

Configuration

Format:

AT [cmds] &Z n =(phone # & modifiers)

Description:

Writes selected telephone numbers into the non-volatile memory at location n

Command

Function

&Z0

Stored telephone number 0

&Z1

Stored telephone number 1

&Z2

Stored telephone number 2

&Z3

Stored telephone number 3

&Z4

Stored telephone number 4

&Z5

Stored telephone number 5

&Z6

Stored telephone number 6

&Z7

Stored telephone number 7

&Z8

Stored telephone number 8

&Z9

Stored telephone number 9

SPECIAL COMMANDS

CONFIGURATION MENU

Type:

Immediate

Format:

AT [cmds] !V n [cmds]

Description:

Views configuration menu

DETECT MODEM

Type:

Immediate

Format:

AT [cmds] !Z n [cmds]

Description:

Detects modem connected toExpress XRT

EXTERNAL MODEM INTERFACE

Type:

Configuration

Format:

AT [cmds] _L n [cmds]

Description:

Enables/disables external modem

Command

Function

_L0

External analog modem disabled

_L1

External analog modem enabled

ISDN D-CHANNEL PROTOCOL

Type:

Configuration

Format:

AT [cmds] _S n [cmds]

Description:

Selects network switch type

Command

Function

_S0

AT&T 5ESS

_S1

Northern Telecom DMS-100

_S2

National ISDN-1

RTS DELAY

Type:

Configuration

Format:

AT [cmds] _D n [cmds]

Description:

Selects RTS control line delay

Command

Function

_D0

1ms

_D1

18ms

STATUS

Type:

Immediate

Format:

AT [cmds] !S n [cmds]

Description:

Displays status buffer and link status

Command

Function

!S0

Displays status buffer

!S1

Displays link status

S(STATUS) -REGISTERS

AREA CODE

Type:

Register

Format:

AT [cmds] S67= n [cmds]

Description:

Selects area code location. Further information is unavailable.

ASYNCHRONOUS BONDING

Type:

Register

Format

AT [cmds] S15= n [cmds]

Range:

0-1

Unit:

Unidentified

Description:

Selects asynchronous bonding mathod

Command

Function

î

ADTRAN revision 0

S15=1

Multi-vendor option

AUTOSPID

Type:

Register

Format:

AT [cmds] S65= n [cmds]

Description:

Enables/disables autospid determination feature

Command

Function

î

Autospid determination disabled

S65=1

Autospid determination enabled

BIT-MAPPED REGISTER S14

Format:

AT [cmds] S14= n [cmds]

Range:

Unidentified

Unit:

Bit-mapped

Description:

Controls echo, result codes and display, dial mode, and answer/originate mode.

Bit

Value

Function

2

0

1

Command echo disabled

Command echo enabled

3

0

1

Result codes enabled

Result codes disabled

4

0

1

Display result codes in numeric format

Display result codes in verbose format

6, 5

0

Not used

7

0

1

PPP ACCM spoofing enabled

PPP ACCM spoofing disabled

8

0 1

Ring indicator remains on

Ring indicator blinking

BIT-MAPPED REGISTER S22

Format

AT [cmds] S22= n [cmds]

Range:

Unidentified

Unit:

Bit-mapped

Description:

Limits results codes

Bit

Value

Function

7 - 5

0

1

Basic result codes only enabled

Basic and connection speed result codes enabled

BIT-MAPPED REGISTER S94

Format:

AT [cmds] S94= n [cmds]

Range:

Unidentified

Unit:

Bit-mapped

Description:

Controls tone generation

Bit

Value

Function

0

0

1

In-band tone generation from ISDN switch

All tones generated locally

1

0

1

Warnings to POTS when unavailable

Warning to POTS disabled

7, 2

0

Not used

BOND - TANULL

Type:

Register

Format

AT [cmds] S44= n [cmds]

Range:

0-255

Default:

10

Unit:

1 second

Description:

Specifies time the answering endpoint attempts to detect the Asynchronous BONDING negotiation pattern from the originating endpoint before aborting to clear channel mode.

BOND - TCID

Type:

Register

Format

AT [cmds] S45= n [cmds]

Range:

0-255

Default:

5

Unit:

1 second

Description:

Specifies time both endpoints attempt to negotiate agreeable values for B-channels and channel capacities before deciding the Asynchronous BONDING call has failed.

BOND - TXADD01

Type:

Register

Format

AT [cmds] S42= n [cmds]

Range:

0-255

Default:

50

Unit:

1 second

Description:

Specifies time both endpoints wait for an additional call to be connected at the end of negotiation before deciding the Asynchronous BONDING call has failed

BOND - TXDEQ

Type:

Register

Format

AT [cmds] S43= n [cmds]

Range:

0-255

Default:

50

Unit:

1 second

Description:

Specifies time both endpoints attempt to equalize the network delay between the B-channels before deciding the Asynchronous BONDING call has failed

BOND - TXFA

Type:

Register

Format

AT [cmds] S41= n [cmds]

Range:

0-255

Default:

10

Unit:

1 second

Description:

Specifies time both endpoints attempt to detect the Asychronous BONDING frame pattern when a call is connected before deciding the Asynchronous BONDING call has failed

BOND - TXINIT

Type:

Register

Format

AT [cmds] S40= n [cmds]

Range:

0-255

Default:

10

Unit:

1 second

Description:

Specifies time the originating endpoint attempts to detect the Asychronous BONDING negotiation pattern from the answering endpoint before deciding the Asynchronous BONDING call has failed

CALL SCREENING

Type:

Register

Format:

AT [cmds] S58= n [cmds]

Description:

Screens incoming calls

Command

Function

S58=0

Answers any calls

S58=1

Answer only calls matching those stored in SN0 - SN9

CALL TYPE (DIAL)

Type:

Register

Format:

AT [cmds] S53= n [cmds]

Description:

Selects call type in dial mode

Command

Function

S53=0

Speech

S53=1

Audio

S53=2

56Kbps data mode

S53=3

64Kbps data mode

CALL TYPE ROUTING

Type:

Register

Format:

AT [cmds] S93= n [cmds]

Description:

Determines how an incoming call is routed when connected to a piont-to-point ISDN line

Command

Function

S93=0

Route all call types to DTE

S93=1

Route speech call types to POTS

S93=2

Route speech and audio call types to POTS

CHAP

Type:

Register

Format:

AT [cmds] S118= n [cmds]

Description:

Enables/disables challenge handshake authentication protocol

Command

Function

S118=0

CHAP enabled

S118=32

CHAP disabled

CONFERENCE ID

Type:

Register

Format:

AT [cmds] S90= n [cmds]

Description:

Selects NI - 1 feature ID number for conferencing. See ISDN service provider for ID

DATA BITS

Type:

Register

Format:

AT [cmds] S72= n [cmds]

Description:

Selects 7-bit or 8-bit character length

Command

Function

S72=0

8-bits

S72=1

7-bits

DATA CARRIER DETECT (DCD)

Type:

Register

Format:

AT [cmds] S33= n [cmds]

Description:

Selects whether the DCD option is enabled or disabled

Command

Function

S33=0

DCD enabled

S33=1

DCD enabled after carrier signal detected

S33=2

DCD disabled with local disconnect

S33=3

DCD disabled with link down

DATA SET READY (DSR)

Type:

Register

Format:

AT [cmds] S32= n [cmds]

Description:

Selects DSR options

Command

Function

S32=0

DSR forced high

S32=1

DSR high only while modem is handshaking or connected

S32=2

DSR high only while modem is connected

DATA TERMINAL READY (DTR)

Type:

Register

Format:

AT [cmds] S34= n [cmds]

Description:

Selects modem response to DTR

Command

Function

S34=0

DTR ignored

S34=1

AT command mode on low DTR

S34=2

Dump ioncoming call on low DTR

S34=4

Hang up incoming call on low DTR

S34=8

Hang up ioutgoing call on low DTR

S34=16

Answer incoming call on high DTR

S34=28

Idle mode on low DTR

S34=32

Dial SN0 on high DTR

S34=64

Dial SN0 on DTR toggle

DTE PARITY

Type:

Register

Format:

AT [cmds] S73= n [cmds]

Description:

Selects number of asynchronous data bits

Command

Function

S73=0

None

S73=1

Odd

S73=2

Even

DTE RATE

Type:

Register

Format

AT [cmds] S71= n [cmds]

Description:

Selects DTE connector bit rate

Command

Function

S71=3

1200bps

S71=6

2400bps

S71=8

4800bps

S71=11

9600bps

S71=15

19.2Kbps

S71=17

38.4Kbps

S71=20

57.6Kbps

S71=23

115.2Kbps

S71=25

230.4Kbps

FLOW CONTROL

Type:

Register

Format:

AT [cmds] S75= n [cmds]

Description:

Selects asynchronous flow control

Command

Function

S75=0

None

S75=1

XON/OFF from DTE controls DCE

S75=2

XON/OFF from DCE controls DTE

S75=3

Hardware flow control enabled

S75=12

Software flow control enabled

ISDN D-CHANNEL PROTOCOL

Type:

Register

Format:

AT [cmds] S52= n [cmds]

Description:

Selects network switch type

Command

Function

S52=0

AT&T 5ESS

S52=1

Northern Telecom DMS-100

S52=2

National ISDN-1

ISDN1

Type:

Register

Format:

AT [cmds] S62= n [cmds]

Description:

Sets ISDN phone number string location 1

ISDN2

Type:

Register

Format:

AT [cmds] S63= n [cmds]

Description:

Sets ISDN phone number string location 2

PPP MODE

Type:

Register

Format

AT [cmds] S27= n [cmds]

Description:

Determine single or multilink PPP operation

Command

Function

S27=0

PPP enabled

S27=1

MLPPP enabled

S27=2

Data compression enabled

PROTOCOL TYPE

Type:

Register

Format:

AT [cmds] S54= n [cmds]

Description:

Selects rate adaptation protocol type

Command

Function

S54=2

Asynchronous BONDING

S54=6

V.120

S54=11

FALLBACK

S54=12

PPP async-to-sync conversion

REMOTE PASSWORD

Type:

Register

Format:

AT [cmds] SS77= n [cmds]

Unit:

Decimal

Description:

Selects numeric password string for remote configuration

RTS DELAY

Type:

Register

Format:

AT [cmds] S31= n [cmds]

Description:

Selects RTS control line delay

Command

Function

S31=0

1ms

S31=17

18ms

RTS/CTS

Type:

Register

Format:

AT [cmds] S30= n [cmds]

Description:

Selects RTS/CTS options

Command

Function

S30=0

CTS follows RTS in data mode; RTS is ignored in command mode.

S30=1

CTS forced high, RTS is ignored.

SPID1

Type:

Register

Format:

AT [cmds] S60= n [cmds]

Description:

Sets SPID string location 1

SPID2

Type:

Register

Format:

AT [cmds] S61= n [cmds]

Description:

Sets SPID string location 2

STOP BITS

Type:

Register

Format:

AT [cmds] S74= n [cmds]

Description:

Selects number of asynchronous stop bits

Command

Function

S74=0

1 stop bit

S74=1

1.5 stop bit

S74=2

2 stop bits

STRING LOCATION

Type:

Register

Format:

AT [cmds] SS80 - SS89= n [cmds]

Range:

0 - 9

Description:

Selects stored number string.

TRANSFER ID

Type:

Register

Format:

AT [cmds] S91= n [cmds]

Description:

Selects NI - 1 feature ID number for transferring. See ISDN service provider for ID