HwMuseum | Index

MOTOROLA, INC.

HMTA 200 V.34

Card Type

ISDN TA

Chip Set

Motorola

ISDN Transfer Rate

64Kbps x 2

Maximum Modem Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Fax Class

Unidentified

Data Bus

External

ISDN Protocol

V.120, PPP, AIMux, Bonding

Data Modulation Protocol

Bell 103A/212A

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

Fax Modulation Protocol

Unidentified

Switch Type

5ESS, DMS-100, NI-1

Error Correction/Compression

MNP5, V.42bis

Proprietary AT Command Set

V2153

AUTO-RELIABLE BUFFER

Type:

Configuration

Format:

AT [cmds] \Cn [cmds]

Description:

Sets the behaviour of the buffer during auro-reliable negotiation.

Command

Function

í \C0

Auto-reliable buffer disabled.

\C1

Modem will buffer data for four seconds or 200 bytes.

BEARER CALL - 3.1KHz AUDIO

Type:

Configuration

Format:

AT [cmds] %A94=x [cmds]

Description:

Selects how the TA will answer an incoming 3.1KHz audio BC call.

Command

Function

%A94=D

TA will not answer 3.1KHz audio BC calls.

%A94=E

TA will answer 3.1KHz audio BC calls as ISDN.

í %A94=M

TA will answer 3.1KHz audio BC calls with the modem.

BEARER CALL - DATA

Type:

Configuration

Format:

AT [cmds] %A95=x [cmds]

Description:

Selects how the TA will answer an incoming data BC call.

Command

Function

%A93=D

TA will not answer data BC calls.

í %A93=E

TA will answer data BC calls as ISDN.

%A93=M

TA will answer data BC calls with the modem.

BEARER CALL - SPEECH

Type:

Configuration

Format:

AT [cmds] %A93=x [cmds]

Description:

Selects how the TA will answer an incoming speech BC call.

Command

Function

%A93=D

TA will not answer speech BC calls.

%A93=E

TA will answer speech BC calls as ISDN.

í %A93=M

TA will answer speech BC calls with the modem.

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal.

Command

Break from DTE

Reliable/Normal mode

Break from DTE

Direct mode

Modem receives \B

Break from remote modem

\K1

Buffers cleared and break sent to remote modem.

Send break to remote modem immediately.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K3

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to DTE immediately.

í \K5

Send break with transmitted data.

Send break to remote modem immediately.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

CALLER ID

Type:

Configuration

Format:

AT [cmds] @N0=n [cmds]

Description:

Enables the Caller ID function.

Command

Function

í @N0=0

Caller ID disabled.

@N0=1

Caller ID enabled.

CALLER ID LOG

Type:

Immediate

Format:

AT [cmds] @Ln [cmds]

Description:

Allows the user to view and clear the Caller ID log.

Command

Function

@L0

Clears the Caller ID log.

@L1

View the last entry in the Caller ID log.

@L2

View the last ten entries in the Caller ID log.

CD SIGNAL

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Controls the behaviour of the CD signal.

Command

Function

í &C0

CD forced high.

&C1

CD normal.

&C2

CD forced low on disconnect.

COMMAND SET

Type:

Configuration

Format:

AT [cmds] @P1=x [cmds]

Description:

Selects the command set that will be used.

Command

Function

@P1=A

AT command set enabled.

@P1=N

Command sets disabled.

@P1=VB

V.25bis command set enabled in Bisync mode.

@P1=VH

V.25bis command set enabled in HDLC mode.

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects how the modem will compress data.

Command

Function

%C0

Compression disabled.

%C1

Compression enabled.

COMPRESSION/ERROR CORRECTION MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Selects the types of compression and error correction that will be attempted.

Command

Function

\N0

Normal mode only, compression and error correction disabled.

\N1

Direct mode only, compression and error correction disabled.

\N2

MNP attempted, modem will disconnect if MNP connection fails.

\N3

MNP attempted, modem will attempt normal mode if MNP connection fails.

\N4

LAPM attempted, modem will disconnect if LAPM connection fails.

\N5

LAPM attempted, modem will attempt normal mode if LAPM connection fails.

\N6

LAPM attempted, then MNP, modem will disconnect if both previous connections fail.

\N7

LAPM attempted, then MNP, modem will attempt normal mode if both previous connections fail.

DATA LENGTH

Type:

Configuration

Format:

AT [cmds] @P4=n [cmds]

Description:

Selects the length of the data word.

Command

Function

@P4=7

7 bit word length.

í @P4=8

8 bit word length.

DATA PARITY

Type:

Configuration

Format:

AT [cmds] @P3=x [cmds]

Description:

Selects the format of the parity bit.

Command

Function

@P3=E

Even parity.

@P3=M

Mark parity.

í @P3=N

No parity.

@P3=O

Odd parity.

DATA STOP

Type:

Configuration

Format:

AT [cmds] @P6=n [cmds]

Description:

Selects the number of stop bits.

Command

Function

í @P6=0

One stop bit.

@P6=1

One and a half stop bits.

@P6=2

Two stop bits.

DIAL MODE

Type:

Configuration

Format:

AT [cmds] %A97=x [cmds]

Description:

Selects what type of dialing the TA will use.

Command

Function

í %A97=E

En bloc dialing enabled.

%A97=O

Overlap dialing enabled.

DIRECTORY NUMBER 1 SET

Type:

Configuration

Format:

AT !N1=<#>

AT [cmds] !N1="<#>" [cmds]

Description:

Sets the first directory number. The number must be surrounded by single or double quotes if there are more commands on the line.

DIRECTORY NUMBER 2 SET

Type:

Configuration

Format:

AT !N2=<#>

AT [cmds] !N2="<#>" [cmds]

Description:

Sets the first directory number. The number must be surrounded by single or double quotes if there are more commands on the line.

DISCONNECT BUFFER TIME

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Default:

0

Range:

0 - 255

Unit:

1 second

Description:

Sets the time that the modem will wait to disconnect if there is data in its buffers.

DISPLAY CONFIGURATION

Type:

Immediate

Format:

AT [cmds] >V=x [cmds]

Description:

Displays information about the current configuration.

Command

Function

>V=C

Displays directory numbers, SPIDs, and TEIs.

>V=G

Displays complete configuration.

DISPLAY CONFIGURATION

Type:

Immediate

Format:

AT [cmds] &V=x[n] [cmds]

Description:

Displays information about the current configuration.

Command

Function

&V

Displays current and stored profiles.

&V=Bn

Displays X.25 session n.

&V=E

Displays V.120 CSD information.

&V=Ln

Displays local X.25 session n.

&V=Rn

Displays remote X.25 session n.

&V=Z

Displays stored phone numbers.

DISPLAY FIRMWARE VERSION

Type:

Immediate

Format:

AT [cmds] %Vn [cmds]

Description:

Displays the version of the installed firmware.

DISPLAY PRODUCT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information about the TA.

Command

Function

I0

Displays product identification.

I1

Displays ROM checksum.

I2

Displays ROM checksum response.

I3

Displays firmware version.

I4

Displays modem capability in numeric form.

I8

Displays modem capability in verbose form.

I9

Displays Plug-And-Play ID.

I10

Displays ISDN link status.

DTR AUTODIAL

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Causes the TA to repeatedly dial the first stored number on high DTR until it connects.

Command

Function

í &L0

DTR autodialing disabled.

&L1

DTR autodialing enabled.

DTR CHANGE TIME

Type:

Register

Format:

AT [cmds] S25=n [cmds]

Default:

5

Range:

0 - 255

Unit:

10ms

Description:

Sets the amount of time the DTR signal must be low before it is recognized.

DTR SIGNAL

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Controls the behaviour of the DTR signal.

Command

Function

&D0

DTR forced high.

&D1

TA enters command mode when DTR goes low.

&D2

TA hangs up and returns to command mode on low DTR.

&D3

TA resets on low DTR.

&D9

TA dials first stored number on high DTR, hangs up and returns to command mode on low DTR.

ECHO CANCELLER DISABLE

Type:

Configuration

Format:

AT [cmds] %A96=n [cmds]

Description:

Selects whether the TA will send a tone to disable the echo canceller.

Command

Function

í %A96=0

TA will not send echo canceller disable tone.

%A96=1

TA will send echo canceller disable tone.

EXTENDED RESULT CODES - MODEM

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects which speed the modem will display for connect messages.

Command

Function

\V0

Display serial port speed only.

\V1

Display serial port speed and error correction protocol.

\V2

Display line speed only.

\V3

Display line speed and error correction protocol.

EXTENDED RESULT CODES - ISDN

Type:

Configuration

Format:

AT [cmds] Wn [cmds]

Description:

Selects whether the TA will send extended protocol and channel result codes.

Command

Function

í W0

Extended result codes disabled.

W1

Extended result codes enabled.

FLOW CONTROL - MODEM-TO-MODEM

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Description:

Selects whether the local and remote modems may use flow control.

Command

Function

í \G0

Modem-to-modem XON/XOFF flow control disabled.

\G1

Modem-to-modem XON/XOFF flow control enabled.

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Description:

Selects the type of flow control that will be used.

Command

Function

\Q0

Flow control disabled.

\Q1

Bidirectional XON/XOFF flow control enabled.

\Q2

CTS flow control enabled.

í \Q3

RTS/CTS flow control enabled.

\Q4

Unidirectional XON/XOFF flow control enabled.

Note: Unidirectional XON/XOFF is valid for ISDN operation only. If this mode is used while operating the modem it will not function properly.

FRONT PANEL LOCK

Type:

Configuration

Format:

AT [cmds] >Ln [cmds]

Description:

Prevents front panel configuration changes.

Command

Function

í >L0

All actions allowed from front panel.

>L1

Configuration changes from front panel not allowed.

>L2

No actions allowed from front panel.

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Default:

0

Range:

0 - 90

Unit:

1 minute

Description:

Sets the amount of time that the modem must be idle before it will disconnect.

LINE SPEED - MAXIMUM

Type:

Configuration

Format:

AT [cmds] %Bn [cmds]

Description:

Sets the maximum speed the modem will connect at.

Command

Function

%B0

Modem will connect only at DCE speed.

%B300

Modem will connect only at 300bps.

%B600

600bps maximum connect speed.

%B1200

1200bps maximum connect speed.

%B2400

2400bps maximum connect speed.

%B4800

4800bps maximum connect speed.

%B7200

7200bps maximum connect speed.

%B9600

9600bps maximum connect speed.

%B9600C

9600bps maximum connect speed with trellis coding.

%B12000

12Kbps maximum connect speed.

%B14400

14.4Kbps maximum connect speed.

%B16800

16.8Kbps maximum connect speed.

%B19200

19.2Kbps maximum connect speed.

%B21600

21.6Kbps maximum connect speed.

%B24000

24Kbps maximum connect speed.

%B26400

26.4Kbps maximum connect speed.

í %B28800

Modem will connect at any speed.

LINE SPEED - MINIMUM

Type:

Configuration

Format:

AT [cmds] %Ln [cmds]

Description:

Sets the minimum speed the modem will connect at.

Command

Function

í %L300

Modem will connect at any speed.

%L1200

1200bps minimum connect speed.

%L2400

2400bps minimum connect speed.

%L4800

4800bps minimum connect speed.

%L7200

7200bps minimum connect speed.

%L9600

9600bps minimum connect speed.

%L9600C

9600bps minimum connect speed with trellis coding.

%L12000

12Kbps minimum connect speed.

%L14400

14.4Kbps minimum connect speed.

%L16800

16.8Kbps minimum connect speed.

%L19200

19.2Kbps minimum connect speed.

%L21600

21.6Kbps minimum connect speed.

%L24000

24Kbps minimum connect speed.

%L26400

26.4Kbps minimum connect speed.

%L28800

Modem will connect only at 28.8Kbps.

LOAD STORED PROFILE

Type:

Immediate

Format:

AT [cmds] Zn [cmds]

Description:

Loads the configuration of the TA from the stored profile except for ISDN settings.

LOAD STORED PROFILE - FULL

Type:

Immediate

Format:

AT [cmds] >Zn [cmds]

Description:

Loads the complete configuration of the TA from the stored profile.

LOCAL SERIAL PORT SPEED

Type:

Configuration

Format:

AT [cmds] @P2=n [cmds]

Description:

Sets the speed of operation for the serial port.

Command

Function

@P2=300

Set serial port speed to 300bps.

@P2=600

Set serial port speed to 600bps.

@P2=1200

Set serial port speed to 1200bps.

@P2=2400

Set serial port speed to 2400bps.

@P2=4800

Set serial port speed to 4800bps.

@P2=7200

Set serial port speed to 7200bps.

@P2=9600

Set serial port speed to 9600bps.

@P2=12000

Set serial port speed to 12Kbps.

@P2=14400

Set serial port speed to 14.4Kbps.

@P2=19200

Set serial port speed to 19.2Kbps.

@P2=28800

Set serial port speed to 28.8Kbps.

@P2=38400

Set serial port speed to 38.4Kbps.

@P2=48000

Set serial port speed to 48Kbps.

@P2=56000

Set serial port speed to 56Kbps.

í @P2=57600

Set serial port speed to 57.6Kbps.

@P2=64000

Set serial port speed to 64Kbps.

@P2=112000

Set serial port speed to 112Kbps.

@P2=115200

Set serial port speed to 115.2Kbps.

@P2=128000

Set serial port speed to 128Kbps.

LOCK SERIAL PORT SPEED

Type:

Configuration

Format:

AT [cmds] \Jn [cmds]

Description:

Selects whether the serial port speed will be matched to the line speed.

Command

Function

í \J0

Serial port speed locked.

\J1

Serial port speed will match line speed.

MNP BLOCK SIZE

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Description:

Sets the maximum size of a block in MNP mode.

Command

Function

\A0

Maximum block size is 64 bytes.

\A1

Maximum block size is 128 bytes.

\A2

Maximum block size is 192 bytes.

\A3

Maximum block size is 256 bytes.

ORIGINATE CALL - ISDN

Type:

Configuration

Format:

AT [cmds] %A98=Ix [cmds]

Description:

Selects what bearer capability the TA will originate ISDN calls with.

Command

Function

%A98=I

Originate ISDN calls as data BC.

%A98=IA

Originate ISDN calls as 3.1KHz audio BC.

í %A98=ID

Originate ISDN calls as data BC.

%A98=IS

Originate ISDN calls as speech BC.

ORIGINATE CALL - MODEM

Type:

Configuration

Format:

AT [cmds] %A98=Mx [cmds]

Description:

Selects what bearer capability the TA will originate modem calls with.

Command

Function

%A98=M

Originate modem calls as 3.1KHz audio BC.

í %A98=MA

Originate modem calls as 3.1KHz audio BC.

%A98=MD

Originate modem calls as data BC.

%A98=MS

Originate modem calls as speech BC.

PROTOCOL

Type:

Configuration

Format:

AT [cmds] %A2=n [cmds]

Description:

Sets the protocol that the TA uses for rate adaptation.

Command

Function

%A2=0

TA will use clear channel mode.

í %A2=2

TA will use V.120 protocol.

%A2=3

TA will use Bonding Mode 1 or AIMux protocols.

%A2=95

TA will use PPP protocol.

RESET TO FACTORY DEFAULTS

Type:

Immediate

Format:

AT [cmds] &F [cmds]

Description:

Resets the configuration of the TA except for ISDN settings to the factory defaults.

RESET TO FACTORY DEFAULT - FULL

Type:

Immediate

Format:

AT [cmds] >F [cmds]

Description:

Resets the complete configuration of the TA to the factory defaults.

RETRAIN

Type:

Immediate

Format:

AT [cmds] On

Description:

When connected, tells the modem to go back online and initiate a retrain.

Command

Function

O0

Return online without retrain.

O1

Return online with retrain.

O14400

Return online and negotiate to 14.4Kbps.

RETRAIN

Type:

Immediate

Format:

AT [cmds] #Rn [cmds]

Description:

Forces the modem to attempt to retrain to the selected speed.

Command

Function

#R0

Attempt 2400bps speed.

#R1

Attempt 4800bps speed.

#R2

Attempt 7200bps speed.

#R3

Attempt 9600bps speed.

#R4

Attempt 12Kbps speed.

#R5

Attempt 14.4Kbps speed.

#R6

Attempt 16.8Kbps speed.

#R7

Attempt 19.2Kbps speed.

#R8

Attempt 21.6Kbps speed.

#R9

Attempt 24Kbps speed.

#R10

Attempt 26.4Kbps speed.

#R11

Attempt 28.8Kbps speed.

RETRAIN SENSITIVITY

Type:

Configuration

Format:

AT [cmds] %Rn [cmds]

Description:

Sets how poor line conditions must be before the modem will initiate a retrain.

Command

Function

í %R0

Modem will not initiate retrain.

%R1

Modem will initiate retrain when the Bit Error Rate exceeds 10-5 for eight seconds.

%R2

Modem will initiate retrain when the Bit Error Rate exceeds 10-4 for eight seconds.

%R3

Modem will initiate retrain when the Bit Error Rate exceeds 10-3 for eight seconds.

SPID 1 SET

Type:

Configuration

Format:

AT !C6=<#>

AT [cmds] !C6="<#>" [cmds]

Description:

Sets the first SPID. The SPID must be surrounded by single or double quotes if there are more commands on the line.

SPID 2 SET

Type:

Configuration

Format:

AT !C7=<#>

AT [cmds] !C7="<#>" [cmds]

Description:

Sets the second SPID. The SPID must be surrounded by single or double quotes if there are more commands on the line.

SWITCH TYPE

Type:

Configuration

Format:

AT [cmds] !C0=n [cmds]

Description:

Selects what type of network switch the TA is connected to.

Command

Function

!C0=0

TA is connected to 5ESS switch.

!C0=1

TA is connected to DMS-100 switch.

í !C0=2

TA is connected to NI-1 switch.

SWITCH VERSION

Type:

Configuration

Format:

AT [cmds] !C1=n [cmds]

Description:

Selects what version of network switch the TA is connected to.

Command

Function

!C1=0

TA is connected to point-to-point 5ESS switch.

!C1=1

TA is connected to multipoint 5ESS switch.

!C1=2

TA is connected to IC-0 DMS-100 switch.

!C1=3

TA is connected to IC-1 DMS-100 switch.

í !C1=4

TA is connected to NI-1 switch.

SYNC/ASYNC MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects whether the DTE will be operation in synchronous or asynchronous mode.

Command

Function

í &M0

DTE in asynchronous mode.

&M1

DTE in asynchronous mode for dialing, synchronous mode for communications.

&M2

DTE in synchronous mode, TA dials stored number on high DTR.

TEI 1 SET

Type:

Configuration

Format:

AT [cmds] !D3=n [cmds]

Description:

Sets the first Terminal Endpoint Identifier.

Command

Function

!D3=0

...

!D3=63

Sets the TEI to the value indicated.

!D3=127

Disables channel 1.

í !D3=255

Allows dynamic TEI assignment.

TEI 2 SET

Type:

Configuration

Format:

AT [cmds] !D4=n [cmds]

Description:

Sets the second Terminal Endpoint Identifier.

Command

Function

!D4=0

...

!D4=63

Sets the TEI to the value indicated.

í !D4=127

Disables channel 2.

!D4=255

Allows dynamic TEI assignment.

TEI X.25 SET

Type:

Configuration

Format:

AT [cmds] !D0=n [cmds]

Description:

Sets the Terminal Endpoint Identifier for X.25.

Command

Function

!D0=0

...

!D0=63

Sets the TEI to the value indicated.

í !D0=127

Disables X.25 operation.

TRANSMISSION LEVEL

Type:

Configuration

Format:

AT [cmds] #Tn [cmds]

Default:

9

Range:

9 - 30

Unit:

-1 dBm

Description:

Sets the signal level for transmission for the modem.

TRANSMISSION SPEED

Type:

Configuration

Format:

AT [cmds] %A4=n [cmds]

Description:

Sets the transmission speed of the TA.

Command

Function

%A4=0

Transmission speed is 64Kbps.

%A4=1

Transmission speed is 56Kbps.

V.34 ASYMMETRIC MODE

Type:

Configuration

Format:

AT [cmds] #An [cmds]

Description:

Allows the modem to transmit and receive at different rates.

Command

Function

#A0

V.34 split baud mode disabled.

#A1

V.34 split baud mode enabled.

V.34 FAST TRAIN

Type:

Configuration

Format:

AT [cmds] #Fn [cmds]

Description:

Selects the normal or fast training sequence for V.34.

Command

Function

#F0

Normal handshaking enabled.

í #F1

Fast handshaking enabled.

V.34 RETRAIN SENSITIVITY

Type:

Configuration

Format:

AT [cmds] #Hn [cmds]

Description:

Sets how poor line conditions must be before the modem will initiate a retrain when in V.34 mode.

Command

Function

í #H0

Modem will initiate retrain when the Bit Error Rate exceeds 10-6.

#H1

Modem will initiate retrain when the Bit Error Rate exceeds 10-4.

#H2

Modem will initiate retrain when the Bit Error Rate exceeds 10-2.

V.42 FAST DETECT

Type:

Configuration

Format:

AT [cmds] \Mn [cmds]

Description:

Selects the normal or fast detection sequence for V.42.

Command

Function

\M0

Normal handshaking enabled.

í \M1

Fast handshaking enabled.

V.120 RECEIVE FRAME SIZE

Type:

Configuration

Format:

AT [cmds] %E1=n [cmds]

Default:

256

Range:

1 - 260

Unit:

1 byte

Description:

Sets the maximum size of a received V.120 frame.

V.120 TRANSMIT FRAME SIZE

Type:

Configuration

Format:

AT [cmds] %E0=n [cmds]

Default:

256

Range:

1 - 260

Unit:

1 byte

Description:

Sets the maximum size of a transmitted V.120 frame.

V.120 TRANSMIT TIMER

Type:

Configuration

Format:

AT [cmds] %E3=n [cmds]

Default:

10

Range:

1 - 255

Unit:

Unidentified

Description:

Sets the V.120 T200 transmission timer.

V.120 WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] %E2=n [cmds]

Default:

8

Range:

1 - 127

Unit:

N/A

Description:

Sets the size of the V.120 window.

V.42 FAST DETECT

Type:

Configuration

Format:

AT [cmds] \Mn [cmds]

Description:

Selects the normal or fast negotiation sequence for V.42.

Command

Function

\M0

V.42 fast detect disabled.

í \M1

V.42 fast detect enabled.

WRITE PROTECT

Type:

Configuration

Format:

AT [cmds] @G=x [cmds]

Description:

Selects the ability to prevent permanent changes to the TA’s configuration from being made. All changes made in temporary memory will be reset at the end of every call.

Command

Function

í @G=D

Write protect disabled.

@G=E

Write protect enabled.

WRITE TO STORED PROFILE

Type:

Immediate

Format:

AT [cmds] &Wn [cmds]

Description:

Saves the configuration of the TA except for ISDN settings to stored profile n.

WRITE TO STORED PROFILE - FULL

Type:

Immediate

Format:

AT [cmds] >Wn [cmds]

Description:

Saves the complete configuration of the TA to stored profile n.

X.25 AUTO-ANSWER

Type:

Configuration

Format:

AT [cmds] %B97=x [cmds]

Description:

Sets whether the TA will auto-answer an incoming X.25 virtual call.

Command

Function

%B97=D

Auto-answer disabled.

í %B97=E

Auto-answer enabled.

X.25 CALL CHARGING

Type:

Configuration

Format:

AT [cmds] %B10=n [cmds]

Description:

Sets the type of call charging for X.25.

Command

Function

í %B10=0

X.25 will use normal call charging.

%B10=1

X.25 will use reverse call charging.

X.25 CLOSED USER GROUP

Type:

Configuration

Format:

AT [cmds] %B8=n [cmds]

Description:

Selects the type of Closed User Group used for X.25.

Command

Function

í %B8=0

CUG not used.

%B8=1

Basic CUG used.

%B8=2

CUG with outgoing access only used.

%B8=3

CUG will full access used.

X.25 CLOSED USER GROUP ID

Type:

Configuration

Format:

AT [cmds] %B9=nnnn [cmds]

Description:

Sets the ID for the X.25 CUG.

X.25 CODE - INCOMING

Type:

Read-only

Format:

AT [cmds] %B16? [cmds]

Description:

Stores the result code for incoming X.25 virtual calls.

Value

Meaning

0

Call was not redirected.

1

Station was busy.

9

Station was out of order.

15

Call was redirected.

X.25 CODE - OUTGOING

Type:

Read-only

Format:

AT [cmds] %B15? [cmds]

Description:

Stores the result code for outgoing X.25 virtual calls.

Value

Meaning

0

Call was not redirected.

1

Station was busy.

7

Call was within a hunt group.

9

Station was out of order.

15

Call was redirected.

X.25 D-CHANNEL

Type:

Configuration

Format:

AT [cmds] !C3=n [cmds]

Description:

Selects whether X.25 will be used on the D-channel.

Command

Function

í !C3=0

X.25 disabled on D-channel.

!C3=1

X.25 enabled on D-channel.

X.25 D-CHANNEL - CHANNELS, BIDIRECTIONAL

Type:

Configuration

Format:

AT [cmds] !X6=n [cmds]

Default:

8

Range:

0 - 255

Unit:

N/A

Description:

Sets the number of bidirectional logical channels for X.25.

X.25 D-CHANNEL - CHANNELS, INCOMING

Type:

Configuration

Format:

AT [cmds] !X5=n [cmds]

Default:

0

Range:

0 - 255

Unit:

N/A

Description:

Sets the number of incoming logical channels for X.25.

X.25 D-CHANNEL - CHANNELS, OUTGOING

Type:

Configuration

Format:

AT [cmds] !X7=n [cmds]

Default:

0

Range:

0 - 255

Unit:

N/A

Description:

Sets the number of outgoiing logical channels for X.25.

X.25 D-CHANNEL - CHANNELS, VIRTUAL

Type:

Configuration

Format:

AT [cmds] !X4=n [cmds]

Default:

0

Range:

0 - 255

Unit:

N/A

Description:

Sets the number of permanent virtual channels for X.25.

X.25 D-CHANNEL - MODULUS

Type:

Configuration

Format:

AT [cmds] !X8=n [cmds]

Default:

8

Range:

8, 128

Unit:

N/A

Description:

Sets the sequence modulus for X.25.

X.25 D-CHANNEL - NEGOTIATION

Type:

Configuration

Format:

AT [cmds] !D1=n [cmds]

Description:

Selects X.25 parameter negotiation.

Command

Function

!D1=0

X.25 negotiation disabled.

í !D1=1

X.25 negotiation enabled.

X.25 D-CHANNEL - RECEIVE PACKET SIZE

Type:

Configuration

Format:

AT [cmds] !X2=n [cmds]

Description:

Sets the size of the received packets for X.25.

Command

Function

í !X2=7

Packet size set to 128 bytes.

!X2=8

Packet size set to 256 bytes.

X.25 D-CHANNEL - RECEIVE WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] !X0=n [cmds]

Default:

2

Range:

1 - 7

Unit:

N/A

Description:

Sets the size of the X.25 receive window.

X.25 D-CHANNEL - TRANSMIT PACKET SIZE

Type:

Configuration

Format:

AT [cmds] !X3=n [cmds]

Description:

Sets the size of the transmitted packets for X.25.

Command

Function

í !X3=7

Packet size set to 128 bytes.

!X3=8

Packet size set to 256 bytes.

X.25 D-CHANNEL - TRANSMIT WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] !X1=n [cmds]

Default:

2

Range:

1 - 7

Unit:

N/A

Description:

Sets the size of the X.25 transmit window.

X.25 LOGICAL CHANNEL

Type:

Configuration

Format:

AT [cmds] %B6=n [cmds]

Default:

1

Range:

0 - 255

Unit:

N/A

Description:

Selects the logical channel for X.25 operation.

X.25 OUTGOING CALL ADDRESS

Type:

Configuration

Format:

AT [cmds] %B17=nnnn [cmds]

Description:

Sets the address for an outgoing X.25 virtual call.

X.25 PACKET CALL TIMER

Type:

Configuration

Format:

AT [cmds] %B98=n [cmds]

Default:

200

Range:

0 - 600

Unit:

Unidentified

Description:

Sets the packet call timer for X.25 operation.

X.25 PAD ANCILLARY DEVICE

Type:

Configuration

Format:

AT [cmds] %L5=n [cmds]

Description:

Selects control of an ancillary device by the PAD.

Command

Function

%L5=0

Device disabled.

í %L5=1

Device enabled for data transfer only.

%L5=2

Device enabled for data transfer and command control.

X.25 PAD BREAK RESPONSE

Type:

Configuration

Format:

AT [cmds] %L7=n [cmds]

Default:

0

Range:

0 - 31

Description:

Sets action the PAD takes in response to receiving a BREAK from the DTE.

Bit

Value

Function

0

í 0

1

PAD will not send an interrupt packet.

PAD will send an interrupt packet.

1

í 0

1

PAD will not send a reset packet.

PAD will send a reset packet.

2

í 0

1

PAD will not send an indication of the break.

PAD will send an indication of the break.

3

í 0

1

PAD will not escape from the data state.

PAD will escape from the data state.

4

í 0

1

PAD will not set %L8 to 1.

PAD will set %L8 to 1.

X.25 PAD CARRIAGE RETURN TRANSLATION

Type:

Configuration

Format:

AT [cmds] %L13=n [cmds]

Default:

5

Range:

0 - 7

Description:

Selects when the PAD will add line feeds to carriage returns.

Bit

Value

Function

0

0

í 1

PAD will not add a line feed after a carriage return being sent to the DTE.

PAD will add a line feed after a carriage return being sent to the DTE.

1

í 0

1

PAD will not add a line feed after a carriage return being received from the DTE.

PAD will add a line feed after a carriage return being received from the DTE.

2

0

í 1

PAD will not add a line feed after a carriage return being echoed.

PAD will add a line feed after a carriage return being echoed.

X.25 PAD - CARRIAGE RETURN PADDING

Type:

Configuration

Format:

AT [cmds] %L9=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the amount of padding after a carriage return.

X.25 PAD DATA EDITING

Type:

Configuration

Format:

AT [cmds] %L15=n [cmds]

Description:

Selects whether editing the data being transferred is allowed.

Command

Function

%L12=0

Editing disabled.

í %L12=1

Editing enabled.

X.25 PAD DELETE CHARACTER

Type:

Configuration

Format:

AT [cmds] %L16=n [cmds]

Default:

8

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used for character deletion.

X.25 PAD - DISCARD DATA

Type:

Configuration

Format:

AT [cmds] %L8=n [cmds]

Description:

Selects whether the PAD will deliver data to the DTE.

Command

Function

í %L8=0

Deliver data to the DTE.

%L8=1

Discard data.

X.25 PAD ECHO

Type:

Configuration

Format:

AT [cmds] %L2=n [cmds]

Description:

Selects whether PAD functions will echo incoming characters.

Command

Function

%L2=0

PAD echo disabled.

í %L2=1

PAD echo enabled.

X.25 PAD ECHO MASK

Type:

Configuration

Format:

AT [cmds] %L20=n [cmds]

Default:

248

Range:

0 - 255

Description:

Selects which control characters will be echoed.

Bit

Value

Function

0

í 0

1

Carriage return will be echoed.

Carriage return will not be echoed.

1

í 0

1

Line feed will be echoed.

Line feed will not be echoed.

2

í 0

1

The control characters VT, HT, and form feeds will be echoed.

The control characters VT, HT, and form feeds will not be echoed.

3

0

í 1

Bells and backspaces will be echoed.

Bells and backspaces will not be echoed.

4

0

í 1

The control character ENQ and escapes will be echoed.

The control character ENQ and escapes will not be echoed.

5

0

í 1

The control characters ACK, NAK, STX, SOH, EOT, ETB, and ETX will be echoed.

The control characters ACK, NAK, STX, SOH, EOT, ETB, and ETX will not be echoed.

6

0

í 1

Parameters 16, 17, and 18 will be echoed.

Parameters 16, 17, and 18 will not be echoed.

7

0

í 1

All other control characters will be echoed.

All other control characters will not be echoed.

X.25 PAD FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] %L12=n [cmds]

Description:

Selects flow control for the X.25 PAD.

Command

Function

%L12=0

Flow control disabled.

í %L12=1

Flow control enabled.

X.25 PAD - FORM FEED PADDING

Type:

Configuration

Format:

AT [cmds] %L22=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the amount of padding after a form feed.

X.25 PAD FORWARDING

Type:

Configuration

Format:

AT [cmds] %L3=n [cmds]

Default:

2

Range:

0 - 127

Description:

Selects which characters will be forwarded through the PAD.

Bit

Value

Function

0

í 0

1

Alphanumeric characters will not be forwarded.

Alphanumeric characters (A-Z, a-z, 0-9) will be forwarded.

1

0

í 1

Carriage returns will not be forwarded.

Carriage returns will be forwarded.

2

í 0

1

The control characters ENQ, ACK, bells, and escapes will not be forwarded.

The control characters ENQ, ACK, bells, and escapes will be forwarded.

3

í 0

1

The control characters CAN, DC2, and delete will not be forwarded.

The control characters CAN, DC2, and delete will be forwarded.

4

í 0

1

The control characters ETX and EOT will not be forwarded.

The control characters ETX and EOT will be forwarded.

5

í 0

1

The control characters HT, LT, VT, and form feeds will not be forwarded.

The control characters HT, LT, VT, and FF will be forwarded.

6

í 0

1

All other control characters will not be forwarded.

All other control characters will be forwarded.

X.25 PAD IDLE TIME

Type:

Configuration

Format:

AT [cmds] %L4=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the PAD’s idle time delay.

X.25 PAD LINE DELETE CHARACTER

Type:

Configuration

Format:

AT [cmds] %L17=n [cmds]

Default:

24

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used for line deletion.

X.25 PAD LINE DISPLAY CHARACTER

Type:

Configuration

Format:

AT [cmds] %L18=n [cmds]

Default:

18

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used for line display.

X.25 PAD - LINE FEED PADDING

Type:

Configuration

Format:

AT [cmds] %L14=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the amount of padding after a line feed.

X.25 PAD - LINE WRAP

Type:

Configuration

Format:

AT [cmds] %L10=n [cmds]

Default:

0

Range:

0 - 255

Unit:

1 character

Description:

Sets the length of a line for the X.25 PAD.

X.25 PAD - LOCAL SERIAL PORT SPEED

Type:

Configuration

Format:

AT [cmds] %L11=n [cmds]

Description:

Sets the speed of operation for the serial port when using the X.25 PAD.

Command

Function

%L11=2

Set serial port speed to 300bps.

%L11=3

Set serial port speed to 1200bps.

%L11=4

Set serial port speed to 600bps.

%L11=12

Set serial port speed to 2400bps.

%L11=13

Set serial port speed to 4800bps.

%L11=14

Set serial port speed to 9600bps.

%L11=15

Set serial port speed to 19.2Kbps.

í %L11=16

Set serial port speed to 38.4Kbps.

X.25 PAD PARITY

Type:

Configuration

Format:

AT [cmds] %L21=n [cmds]

Description:

Selects the format of the parity bit.

Command

Function

%L21=0

No parity.

%L21=3

Use setting in @P3.

X.25 PAD RECALL

Type:

Configuration

Format:

AT [cmds] %L1=n [cmds]

Default:

0

Range:

0, 1, 32 - 126

Unit:

1 ASCII character (see below for exceptions)

Description:

Sets the character for PAD recall. 0 disables recall, and 1 sets it to the DLE control character.

X.25 PAD SERVICE SIGNALS

Type:

Configuration

Format:

AT [cmds] %L6=n [cmds]

Description:

Selects which PAD service signals will be sent to the user.

Command

Function

%L6=0

No signals will be sent.

%L6=1

All signals except prompt will be sent.

%L6=4

Only prompt will be sent.

%L6=5

All signals will be sent.

X.25 PAD SERVICE SIGNAL DESTINATION

Type:

Configuration

Format:

AT [cmds] %L19=n [cmds]

Description:

Selects where PAD service signals will be sent.

Command

Function

%L19=0

Signals will not be sent.

%L19=1

Signals will be sent to the printer.

í %L19=2

Signals will be sent to the monitor.

X.25 PVC

Type:

Configuration

Format:

AT [cmds] %B5=n [cmds]

Description:

Selects whether X.25 will use Permanent Virtual Channel.

Command

Function

í %B5=0

X.25 PVC disabled.

%B5=1

X.25 PVC enabled.

X.25 RECEIVE PACKET SIZE

Type:

Configuration

Format:

AT [cmds] %B2=n [cmds]

Default:

0

Range:

0, 7 - 10

Unit:

N/A

Description:

Sets the size of the received packets for X.25.

X.25 RECEIVE THROUGHPUT

Type:

Configuration

Format:

AT [cmds] %B11=n [cmds]

Description:

Sets the throughput for receiving X.25.

Command

Function

í %B11=0

Use network speed.

%B11=3

Throughput set to 75bps.

%B11=4

Throughput set to 110bps.

%B11=5

Throughput set to 300bps.

%B11=6

Throughput set to 600bps.

%B11=7

Throughput set to 1200bps.

%B11=8

Throughput set to 2400bps.

%B11=9

Throughput set to 4800bps.

%B11=10

Throughput set to 9600bps.

%B11=11

Throughput set to 19.2Kbps.

%B11=12

Throughput set to 48Kbps.

%B11=13

Throughput set to 64Kbps.

X.25 RECEIVE WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] %B0=n [cmds]

Default:

0

Range:

0 - 8

Unit:

N/A

Description:

Sets the size of the X.25 receive window.

X.25 RESET CODE

Type:

Read-only

Format:

AT [cmds] %B20? [cmds]

Description:

Reports the reason for an X.25 reset.

Value

Meaning

0

Normal operation - no reset has occurred.

1

DTE caused reset.

2

Local procedure error occurred.

3

Destination address is incompatible.

4

Network is busy.

5

Remote procedure error occurred.

6

Cause of reset unknown.

X.25 RESET TIMER

Type:

Configuration

Format:

AT [cmds] %B99=n [cmds]

Default:

180

Range:

0 - 600

Unit:

Unidentified

Description:

Sets the reset timer for X.25 operation.

X.25 RPOA

Type:

Configuration

Format:

AT [cmds] %B14=xxxx [cmds]

Description:

Sets the RPOA for X.25.

X.25 TRANSMIT DELAY TIME

Type:

Configuration

Format:

AT [cmds] %B19=n [cmds]

Default:

0

Range:

0 - 65535

Unit:

1ms

Description:

Sets the delay time for X.25 transmission.

X.25 TRANSMIT PACKET SIZE

Type:

Configuration

Format:

AT [cmds] %B3=n [cmds]

Default:

0

Range:

0, 7 - 10

Unit:

N/A

Description:

Sets the size of the transmitted packets for X.25.

X.25 TRANSMIT THROUGHPUT

Type:

Configuration

Format:

AT [cmds] %B12=n [cmds]

Description:

Sets the throughput for transmitting X.25.

Command

Function

í %B12=0

Use network speed.

%B12=3

Throughput set to 75bps.

%B12=4

Throughput set to 110bps.

%B12=5

Throughput set to 300bps.

%B12=6

Throughput set to 600bps.

%B12=7

Throughput set to 1200bps.

%B12=8

Throughput set to 2400bps.

%B12=9

Throughput set to 4800bps.

%B12=10

Throughput set to 9600bps.

%B12=11

Throughput set to 19.2Kbps.

%B12=12

Throughput set to 48Kbps.

%B12=13

Throughput set to 64Kbps.

X.25 TRANSMIT WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] %B1=n [cmds]

Default:

0

Range:

0 - 8

Unit:

N/A

Description:

Sets the size of the X.25 transmit window.

X.25 USER DATA

Type:

Configuration

Format:

AT [cmds] %B18=xxxx [cmds]

Description:

Sets miscellaneous user data for X.25.

X.25 USER ID

Type:

Configuration

Format:

AT [cmds] %B13=xxxx [cmds]

Description:

Sets the network user ID for X.25.

XON/XOFF PASS THROUGH

Type:

Configuration

Format:

AT [cmds] \Xn [cmds]

Description:

Selects whether XON and XOFF characters will be sent to the remote modem.

Command

Function

í \X0

XON/XOFF characters trapped.

\X1

XON/XOFF characters sent to remote modem.