MULTI-TECH SYSTEMS, INC.

MULTIMOBILE (MT128NTZLX)

Card Type

ISDN

Wiring Type

ISDN U-interface

ISDN Transfer Rate

64Kbps x 2

ISDN Protocol

ITU-T Q.921/Q.931, ETSI NET3

Data Bus

PCMCIA

54716

SUPPORTED COMMAND SET

Basic AT Commands

AT

A, E

&F, &V

 

Note: See MHI Help File for full command documentation.

Proprietary AT Command Set

ASYNC TO SYNC LINK MODE

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Selects Single-link or Multi-Link mode for Async to Sync PPP conversion

Command

Jack Type

&N0=0

Single-Link mode for Async to Sync PPP conversion

&N0=1

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

DT

Dial out ISDN number

DL

Redial last ISDN number

HARDWARE VERIFICATION

Type:

Immediate

Format:

AT [cmds] &Kn [cmds]

Description:

Verifies TA hardware function. Reports "OK" or "BAD"

ISDN LINK

Type:

Configuration

Format:

AT [cmds] Hn [cmds]

Description:

Selects various options for ISDN link

Command

Function

H0

Hang up ISDN link

H4

Restart ISDN layer 2 link. Command issued when SPID number have changed

H5

View ISDN TA status responses

LOAD PROFILE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Loads user profile into active RAM

Command

Function

&L0

Load user profile 0 to active RAM

&L1

Load user profile 1 to active RAM

&L2

Load user profile 2 to active RAM

&L3

Load user profile 3 to active RAM

&L4

Load user profile 4 to active RAM

&L5

Load user profile 5 to active RAM

&L6

Load user profile 6 to active RAM

&L7

Load user profile 7 to active RAM

&L8

Load user profile 8 to active RAM

&L9

Load user profile 9 to active RAM

MULTI-LINK

Type:

Configuration

Format:

AT [cmds] &Jn [cmds]

Description:

Selects whether one or two ISDN phone numbers are used for Multi-Link PPP connections

Command

Jack Type

&J0

Two different phone numbers are use for Multi-Link PPP connection

&J1

Single ISDN phone number is used for Multi-Link PPP connections

ON-LINE

Type:

Immediate

Format:

AT [cmds] On [cmds]

Description:

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

Command

Function

O0

On-line command mode enabled

POWER-UP PROFILE

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Copies selected profile into profile E and sets it as power-up profile

Command

Function

&P0

Copy user profile 0 to user profile E, and set it as power-up profile

&P1

Copy user profile 1 to user profile E, and set it as power-up profile

&P2

Copy user profile 2 to user profile E, and set it as power-up profile

&P3

Copy user profile 3 to user profile E, and set it as power-up profile

&P4

Copy user profile 4 to user profile E, and set it as power-up profile

&P5

Copy user profile 5 to user profile E, and set it as power-up profile

&P6

Copy user profile 6 to user profile E, and set it as power-up profile

&P7

Copy user profile 7 to user profile E, and set it as power-up profile

&P8

Copy user profile 8 to user profile E, and set it as power-up profile

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

Writes the values for the active profile into 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 E

SECONDARY DIAL NUMBER

Type:

Configuration

Format:

AT [cmds] &Zn [cmds]

Description:

Sets the secondary dial number for Async to Sync Multi-Link PPP mode

STORE TELEPHONE NUMBER

Type:

Configuration

Format:

AT [cmds] &Zn=x

Description:

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

Extended AT Command Set

BEARER CHANNEL PROTOCOL

Type:

Configuration

Format:

AT [cmds] !Z=n

Description:

Select bearer channel protocol

Command

Function

n=05

V.120

n=09

Asynchronous to synchronous PPP conversion

BEARER CHANNEL SPEED

Type:

Configuration

Format:

AT [cmds] !Q=n

Description:

Sets B-channel speed

Command

Function

n=0

Sets B-channel speed to 64Kbps

n=4

Sets B-channel speed to 56Kbps

ISDN D-CHANNEL PROTOCOL

Type:

Configuration

Format:

AT [cmds] !Cn=x(SPID #)

Description:

Sets service profile ID and switches selection

Note:

SPID numbers can include up to 20 characters.

Command

Function

C0=00

Sets ISDN D-channel protocol (AT&T 5ESS custom)

C0=01

Sets ISDN D-channel protocol (Northern Telecom DMS-100 custom)

C0=02

Sets ISDN D-channel protocol (ETSI Europe ISDN)

í C0=05

Sets ISDN D-channel protocol (US national ISDN-1)

C2

Sets service profile ID 1

C6

Sets service profile ID 0

ISDN DIRECTORY NUMBER

Type:

Configuration

Format:

AT [cmds] !Nn=x(ISDN phone #)

Description:

Sets ISDN directory number

Command

Function

!N0

Sets directory number 0 (DN 0)

!N1

Sets directory number 1 (DN 1)