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# 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) |