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MT56128ZLX-NT, MT56128ZLX-ST

MULTI-TECH SYSTEMS, INC.

MT56128ZLX-NT, MT56128ZLX-ST

Card Type

ISDN TA

Chip Set

Unidentified

Maximum Modem Rate

56Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103A/212A

ITU-T V.21, V.22, V.22bis, V.23, V.32bis, V.34, K56flex

ISDN Data Rate

128Kbps

ISDN Modulation Protocol

V.110, V.120, X.75, ML-PPP, PPP

Error Correction/Compression

Unidentified

Data Bus

PCMCIA

55291

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++

A, E

&F, &V, &Z

 

Note: See MHI Help File for full command documentation.

Proprietary AT Command Set

CONVERSION LINK

Type:

Configuration

Format:

AT [cmds] &N0=n [cmds]

Description:

Loads user profiles into active RAM

Command

Function

&N0=0

Set single-link mode for async to sync PPP conversion

&N0=1

Set multi-link mode for async to sync PPP conversion

DIAL

Type:

Immediate

Format:

AT [cmds] D<#> [cmds]

Description:

Dials ISDN telephone number according to any modifiers included in the string

Note:

Any combination of modifiers can be used to produce the desired dial functions in sequence.

Command

Function

DSn

Dial stored telephone number n

DM

Modem calls over ISDN line

DT

Dials out the ISDN number

DV

ISDN voice calls enabled

DL

Re-dial last ISDN number

 

HOOK CONTROL

Type:

Immediate

Format:

AT [cmds] Hn [cmds]

Description:

Selects ISDN disconnect

Command

Function

H0

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

H1

Modem commanded to disconnect ISDN voice calls

H3

Modem commanded to disconnect ISDN data & voice calls

H4

Restarts ISDN layer 2 link

H5

View responses

ISDN/ANALOG

Type:

Configuration

Format:

AT [cmds] &Gn [cmds]

Description:

Toggles between ISDN and analog phone link

Command

Function

&G0

Switch from ISDN link to analog line

&G1

Switch from analog to ISDN link

LOAD USER PROFILE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Loads user profiles into active RAM

Command

Function

&L0

Load user profile 0 into active RAM

&L1

Load user profile 1 into active RAM

&L2

Load user profile 2 into active RAM

&L3

Load user profile 3 into active RAM

&L4

Load user profile 4 into active RAM

&L5

Load user profile 5 into active RAM

&L6

Load user profile 6 into active RAM

&L7

Load user profile 7 into active RAM

&L8

Load user profile 8 into active RAM

&L9

Load user profile 9 into active RAM

ON-LINE

Type:

Immediate

Format:

AT [cmds] On [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

PHONE NUMBERS IN MULTI-LINK PPP

Type:

Configuration

Format:

AT [cmds] &Jn [cmds]

Description:

Selects 1 or 2 ISDN phone numbers for Multi-Link PPP calls

Command

Function

&J0

2 ISDN phone numbers selected for multi-link PPP calls

&J1

1 ISDN phone number selected for multi-link PPP calls

 

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I3

OK

RESTORE PROFILE ON POWER-UP

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Restores a selected profile into the active profile on power-up (hard reset)

Command

Function

&P0

Restore profile 0 on power-up

&P1

Restore profile 1 on power-up

&P2

Restore profile 2 on power-up

&P3

Restore profile 3 on power-up

&P4

Restore profile 4 on power-up

&P5

Restore profile 5 on power-up

&P6

Restore profile 6 on power-up

&P7

Restore profile 7 on power-up

&P8

Restore profile 8 on power-up

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

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

Command

Function

&W0

Write the active profile to stored profile 0

&W1

Write the active profile to stored profile 1

&W2

Write the active profile to stored profile 2

&W3

Write the active profile to stored profile 3

&W4

Write the active profile to stored profile 4

&W5

Write the active profile to stored profile 5

&W6

Write the active profile to stored profile 6

&W7

Write the active profile to stored profile 7

&W8

Write the active profile to stored profile 8

&W9

Write the active profile to stored profile 9

V.110 DATA RATE

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the user rate in V.110 mode

Command

Protocol

B0

600bps

B1

1200bps

B2

2400bps

B3

4800bps

B4

9600bps

B5

19.2Kbps

B6

38.4Kbps

B7

48.0Kbps

B8

57.6Kbps (Japan only)

 

VERIFY HARDWARE

Type:

Immidiate

Format:

AT [cmds] &Kn [cmds]

Description:

Verifies TA hardware

Command

Function

&K0

Verifies TA hardware. Reports OK or BAD

Special Commands

B-CHANNEL SPEED

Type:

Configuration

Format:

AT [cmds] !Q=n [cmds]

Description:

Selects B-channel speed

Command

Function

!Q=0

B-channel set to 64Kbps

!Q=4

B-channel set to 56Kbps

DATA DIRECTORY NUMBER

Type:

Configuration

Format:

AT [cmds] !N1=n [cmds]

Range:

0 - 24

Unit:

0 - 9, *, #

Description:

Sets the directory number (DN) 1 for the data channel

DATA DIRECTORY NUMBER

Type:

Configuration

Format:

AT [cmds] !N0=n [cmds]

Range:

0 - 24

Unit:

0 - 9, *, #

Description:

Sets the directory number (DN) 0 for the data channel

DATA SPID

Type:

Configuration

Format:

AT [cmds] !C6=n [cmds]

Range:

0 - 20

Unit:

ASCII

Description:

Specifies the data service profile identifier 0 assigned by the ISDN provider

DATA SPID

Type:

Configuration

Format:

AT [cmds] !C2=n [cmds]

Range:

0 - 20

Unit:

ASCII

Description:

Specifies the data service profile identifier 1 assigned by the ISDN provider

 

ISDN D-CHANNEL PROTOCOL

Type:

Configuration

Format:

AT [cmds] !C0=n [cmds]

Description:

Selects network switch type

Command

Function

!C0=0

AT&T 5ESS

!C0=1

Northern Telecom DMS-100

í !C0=2

Euro-ISDN NET3

!C0=5

VN4

RATE ADAPTION PROTOCOL

Type:

Configuration

Format:

AT [cmds] !Z=n [cmds]

Description:

Select rate adaption protocol used to communicate with another TA

Command

Function

!Z=5

V.120

!Z=6

V.110

VOICE-GRADE CALL HANDLING

Type:

Configuration

Format:

AT [cmds] !V=n [cmds]

Description:

Controls voice grade call handling

Command

Function

!V=0

Incoming voice grade calls are answered by ISDN phone

!V=1

Incoming voice grade calls are answered by modem

!V=2

Audio speech enabled

!V=4

m -law encoding enabled (Europe)

!V=5

A -law encoding enabled (North America)