 | Article ID: 1553 |
| Q&A | |
ADTRAN Express 3000 AT Commands and S-Registers
Q:
ADTRAN Express 3000 AT Commands and S-Registers
A:
The following charts can also be found in the Express 3000 User Manual, Appendix A.
AT Commands List
| Command | Function |
|---|---|
| A | Answer.Places the Express 3000 in answer mode. |
| !DAY | Current date in the format of DDMMYY. |
| !FLASHLOAD | Initiate the flash software update. The terminal must be set for 57,600 bps, 8 data bits, no parity, and 1 stop bit. |
| !NAME1 | Displays the Calling Party name from the last call on POTS port 1. |
| !NAME2 | Displays the Calling Party name from the last call on POTS port 2. |
| !NUMBER1 | Displays the Calling Party number from the last call on POTS port 1. |
| !NUMBER2 | Displays the Calling Party number from the last call on POTS port 2. |
| !S | Displays Status Buffer. |
| !S1 | Displays Link Status. |
| !TIME | Current time in the format of HHMMSS. |
| !V | Configuration Menu. |
| !Z | Detect a modem connected to the Express 3000. |
| D | Dial. Precedes the telephone access number [ATD5551212]. |
| H | Hang up. Disconnects the current call. |
| I0 | Identify unit. Commands the unit to display model number. |
| I1 | Identify software. Commands the unit to display software version. |
| O | On-line. Commands the unit to go back on line. |
| S | S Register. |
| SS | S String register. |
| &V | Displays the contents of all S registers. |
| Z | Reset. Resets the AT command processor. |
| &W | Save. Save current configuration to EEPROM. |
| +++ | Break in. Break in AT command processor during an active call. The break in key is defined in S2. |
| _Z | Resets unit. |
| _F | Restores factory defaults. |
Carrier Detect (CD) Control Line Options
| Command | Function |
|---|---|
| &C0 | CD forced on. |
| &C1 | CD normal. |
| &C2 | CD off with local disconnect (LOCD). |
| &C3 | CD off with link down. |
Data Terminal Ready (DTR Control Line Options)
| Command | Function |
|---|---|
| &D0 | Ignore DTR. |
| &D1 | DTR off forces command. |
| &D2 | Idle when off. DTR off forces idle. (On allows auto answer.) |
Generic Unit Configurations
| Command | Function |
|---|---|
| &F0 | Factory Default. Restores last-saved configuration. |
| &F1 | Internet 64K. |
| &F2 | Internet 128K. |
| &F4 | Remote Access 128K. |
| &F7 | Configures unit for Dial 57.6k async. |
| &F8 | Configures unit for Dial 115.2k async. |
| &F11 | Configures unit for FALLBACK. |
Calling Number Identifiers
| Command | Function |
|---|---|
| &N0 | Number 1. Read far-end phone number 1 if service subscribed from telephone company. |
| &N1 | Number 2. Read far-end phone number 2 if service subscribed from telephone company. |
Clear-To-Send (CTS) Control Line Options
| Command | Function |
|---|---|
| &R0 | Follows RTS. |
| &R1 | Forced CTS. |
Data Set Ready (DSR) Control Line Options
| Command | Function |
|---|---|
| &S0 | DSR forced on. |
| &S1 | DSR if call up. |
| &S2 | DSR off if link down. |
Dialing Options: Accessing Stored Numbers
| Command | Function |
|---|---|
| &Z0 | Stored number 0 |
| &Z1 | Stored number 1 |
| &Z2 | Stored number 2 |
| &Z3 | Stored number 3 |
| &Z4 | Stored number 4 |
| &Z5 | Stored number 5 |
| &Z6 | Stored number 6 |
| &Z7 | Stored number 7 |
| &Z8 | Stored number 8 |
| &Z9 | Stored number 9 |
Local Echo Options
| Command | Function |
|---|---|
| E0 | Echo off. Does not allow command characters typed to be displayed on the screen. |
| E1 | Echo on. Allows the command characters typed to be displayed on the screen. |
AT Command Response Message Options
| Command | Function |
|---|---|
| Q0 | Response messages on. |
| Q1 | Response messages off. |
AT Command Response Message Types
| Command | Function |
|---|---|
| V1 | Verbal response messages. |
AT Command Connect Message Options
| Command | Function |
|---|---|
| X1-7 | Connect messages with DTE rate. |
Ready-To-Send (RTS) Control Line Options
| Command | Function |
|---|---|
| _D1 | 18 mS delay. |
ISDN Switch Type Options
| Command | Function |
|---|---|
| _S1 | DMS-100. |
| _S2 | National ISDN-1. |
Data Flow Control Options
| Command | Function |
|---|---|
| \Q0 | No flow control. |
| \Q1 | Software flow control (XON/XOFF). |
| \Q2 | CTS only. |
| \Q3 | Hardware flow control (RTS/CTS) factory default. |
| \Q4 | Software from DCE only. |
DTE and Modem Interface Selection
| Command | Function |
|---|---|
| _L0 | Disable external analog modem connected to the Express 3000 modem port. |
| _L1 | Enable external analog modem connected to the Express 3000 modem port. |
S-Registers List
| Command | Function | Features |
|---|---|---|
| S00 | Auto Answer | Determines how the Express 3000 answers an incoming call. 0 = Disable (Express 3000 does not answer call). 1 = Enable (Express 3000 answers all calls). 2 = Dump all calls. |
| S01 | Ring Frequency | Determines the frequency of the ring on the analog ports. 3 = 33Hz 4 = 243Hz 5 = 20Hz 6 = 16.673Hz |
| S02 | Escape Character | Determines which key or character (in ASCII code) defines the escape command. The standard escape character is a plus  sign (ASCII value of 43 decimal). To change the character set, set S2 to the desired ASCII value.Range = 0 to 127. |
| S03 | End of Line Character | Determines which key or character (in ASCII code) ends a command line. The standard end-of-line character is the carriage return (ASCII value of 13 decimal). Range = 0 to 127. |
| S04 | Line Feed Character | Determines which key or character (in ASCII code) advances the cursor to the next line after ending a command line or after an Express 3000 message. The standard character is the line feed (ASCII value of 10 decimal). Range = 0 to 127. |
| S05 | Back Space Character | Determines which key moves the cursor back one space to erase a character. The standard character is the backspace (ASCII value of 8 decimal). Range = 0 to 127. |
| S06 | Enable AO/DI | S6 = 0 for disable S6 = 1 for enable |
| S07 | Connect Time | Determines how long the Express 3000 waits for an outgoing call to be answered. 15 = 15 seconds 30 = 30 seconds 60 = 1 minute 120 = 2 minutes 240 = 4 minutes |
| S08 | Call Rejection | Determines which incoming voice calls the Express 3000 will reject. 0=Disables 1=Reject anonymous calls only 2=Reject calls on call rejection list only 3=Reject anonymous and call rejection list numbers |
| S12 | Escape Time | Determines the delay required immediately before and after entering the escape command for the Express 3000 to recognize and execute the command. Range = 0 to 127 |
| S13 | Auto Spid Download Enable/Disable | 0=Enabled 1=Disabled |
| S14 | Misc Bits | Miscellaneous bits (bit 8 is most significant bit). Bit 2 = 1:Enables on screen echo of AT commands. Bit 2 = 0:Disables on screen echo of AT commands. Bit 3 = 0:Enables AT responses from the Express 3000. Bit 3 = 1:Disables AT responses from the Express 3000. Bit 4 = 1:Enables AT responses to be displayed in text form. Bit 4 = 0:Enables AT responses to be displayed in numeric form. Bit 7 = 1:Disable PPP ACCM spoofing. Bit 7 = 0:Enable PPP ACCM spoofing. Bit 8 = 1:Ring indicator uses cadence. Bit 8 = 0:Ring indicator remains on. |
| S15 | Async Bonding | Asynchronous BONDING method. 0 = ADTRAN revision 0 (default) 1 = Multi-vender option |
| S19 | Miscellaneous POTS | POTS features bit mapped register. Bit 0 = 0: Disables Distinctive Ring. Bit 0 = 1: Enables Distinctive Ring. Bit 1 = 0: Caller gets ring when call waiting is disabled on POTS1. Bit 1 = 1: Caller gets busy when call waiting is disabled on POTS1. Bit 2 = 0: Caller gets ring when call waiting is disabled on POTS2. Bit 2 = 1: Caller gets busy when call waiting is disabled on POTS2. Bit 5 = 0: Call Waiting is enabled on POTS1. Bit 5 = 1: Call Waiting is disabled on POTS1. Bit 6 = 0: Call Waiting is enabled on POTS2. Bit 6 = 1: Call Waiting is disabled on POTS2. |
| S20 | Read POTS | Debug only. |
| S21 | Write POTS | Debug only. |
| S22 | Msg Bits | Miscellaneous message bits. Bit 4= Bit 5 = Bit 6 = Set: Connects message with baud rate. |
| S23 | Remote Test Timeout | 1 = one minute |
| S24 | V.120 Low Layer Compatibility | 0=Disabled 1=Enabled |
| S25 | DTR Detect Time | Determines time, in hundredths of a second, that must elapse before the Express 3000 recognizes a change in DTR. Range = 0 to 255 |
| S27 | PPP Mode | Value determines whether or not PPP will be a single-link or multilink connection. 0=Single-link operation (default) 1=Multilink operation 2=Use compression |
| S30 | DTE CTS | Controls the operation of the DTE connector CTS line. 0=Follows RTS 1=Force CT |
| S31 | DTE RTS | Controls operation of the RTS line. 0=1 ms delay 1=18 ms delay |
| S32 | DTE DSR | Controls the operation of the Data Set Ready signal on the DTE connectors. 0=Force DSR on always 1=DSR off OOS + Test 2=DSR off Link Down |
| S33 | DTE CD | Controls the operation of the Carrier Detect line on the DTE connectors. 0=Force CD on always 1=CD is active during a call (Normal Operation) 2=Off with LOCD 3=Off link down |
| S34 | DTE DTR | Determines how the Express 3000 responds to changes in DTR. This is a bit-mapped register. 0=Ignore DTR 1=Force AT command mode when DTR is off 2=Dump incoming call when DTR is off 4=Hang up incoming call when DTR is off 8=Hang up outgoing call when DTR is off 20=Answer incoming call when DTR is on 28=Idle when off 40=Dial SN0 when DTR is on 72=Dial SN0 when DTR transitions from off to on |
| S36 | Inactivity Timer | 0=Off 1-255=Number of idle minutes before disconnect |
| S37 | Conference/Call Waiting | Flash-hook button defaults to: 0=Call waiting 1=Call conferencing |
| S38 | X25 TEI | 21=Fixed TEI of 2 255=Dynamic TEI |
| S40 | Bond TXINIT | Specifies the number of seconds the originating endpoint attempts to detect the Async BONDING negotiation pattern from the answering endpoint before deciding the Async BONDING call has failed. 0 to 255, 10 sec is default. |
| S41 | Bond TXFA | Specifies the number of seconds both endpoints attempt to detect the async BONDING frame pattern when a call is connected before deciding the async BONDING call has failed. When operating with other manufacturer's async BONDING equipment, it may be necessary to lengthen this timer so that it matches TXADD01. 0 to 255, 10 sec is default. |
| S42 | Bond TXADD | The number of seconds both endpoints wait for the additional call to be connected at the end of negotiation before deciding the async BONDING call has failed. When dialing overseas it may be necessary to lengthen this timer to allow for slower call routing. 0 to 255, 50 sec is default |
| S43 | Bond TXDEQ | The number of seconds both endpoints attempt to equalize the network delay between the bearer channels before deciding the Async BONDING call has failed. 0 to 255, 50 sec is default |
| S44 | Bond TANULL | The number of seconds the answering endpoint attempts to detect the Async BONDING negotiation pattern from the originating endpoint before aborting to clear channel mode. It may be necessary to shorten this timer if the DTE equipment connected to the Express 3000 also has timer constraints for completing non-BONDING parameter negotiation. 0 to 255, 10 sec is default |
| S45 | Bond TCID | The number of seconds both endpoints attempt to negotiate agreeable values for bearer channels and channel capacities before deciding the async BONDING call has failed. 0 to 255, 5 sec 10 sec is default |
| S45 | Bond TCID | The number of seconds both endpoints attempt to negotiate agreeable values for bearer channels and channel capacities before deciding the async BONDING call has failed. 0 to 255, 5 sec is default |
| S52 | Switch Type | Selects the network switch type for dial service. 0=AT&T 5ESS 1=Northern Telecom DMS-100 2=National ISDN-1 |
| S53 | Call Type | Call type (Dial service only). 0=Speech 1=Audio 2=56 Kbps data 3=64 Kbps data |
| S54 | Protocol Type | Rate adaption protocol type. 2=Async BONDING 6=V.120 11=Fallback 12=PPP async-to sync conversion |
| S58 | Call Screening | Allows the Express 3000 to screen incoming calls. 0=Answer any call 1=Answer only calls from numbers matching those stored in SN0 through SN9. |
| S65 | Expert ISDN | Sets the AutoSpid determination feature. 0=Disable (default) 1=Enable |
| S71 | DTE Rate | Selects the DTE connector bit rate. 3 = 1200 6 = 2400 8 = 4800 11 = 9600 15 = 19200 17 = 38400 20 = 57600 23 = 115200 25 = 230400 |
| S72 | Data Bits | Selects the number of asynchronous data bits. 0 = 8 bits 1 = 7 bits |
| S73 | DTE Parity | Selects the number of asynchronous parity bits. 0=None 1=Odd 2=Even |
| S74 | DTE Stop | Selects the number of asynchronous parity bits. 0=None 1=Odd 2=Even |
| S75 | DTE Flow | Selects asynchronous flow control. 0=None 1=XON/OFF from DTE controls DCE 2=XON/OFF from DCE controls DTE 3=Hardware 12=Software |
| S90 | Conference ID | NI-1 feature identification number for conferencing. See the ISDN service provider for this ID. |
| S91 | Transfer ID | NI-1 feature identification number for transferring. See the ISDN service provider for this ID. |
| S92 | Message Waiting ID | NI-1 feature identification number for message waiting indicator. See the ISDN service provider for this ID. |
| S93 | Call Type Routing | Determines how incoming call is routed when connected to a point-to-point ISDN line. 0=Route all call types to DTE. 1=Speech call types to POTS. 2=Speech/Audio call types to POTS. |
| S94 | Local Tones | Forces the POTS interface to generate all tones. Bit 0=0:In-band tones from ISDN switch (when available) Bit 0=1:All tones generated locally Bit 1=0: Warnings to POTS when unavailable Bit 1=1:Disable all warnings to POTS |
| S118 | Chap Spoofing/BACP | 0 = Enable BACP 8 = Disable BACP 32 = Enable CHAP 40 = Disable BACP/Enable CHAP |
| S119 | UDP Packets | 0=Enabled (default) 2=Disabled |
| S126 | Number of TEIs | 2=Two TEIs 3=Three TEIs |
| S129 | BOD | 0=Disable 1=Enable |
| S147 | Raise Threshold | 0 -100% (Default = 50%) User selectable variables: 10, 20, 30, 40, 50, 60 |
| S148 | Lower Threshold | 0 - 100% (Default = 30%) User selectable variables: 10, 20, 30, 40, 50, 60 |
| S149 | Drop Time | Default = 1 sec Increments of 1 second (S149 = 30 for 30 s) |
| S150 | Add Time | Default = 30 sec Increments of 1 second (S150 = 30 for 30 s) |
| S151 | Sample Time | Increments of 10 seconds (Default = 10 s) User selectable values: 10, 20, 30, 40, 60 |
| S152 | Number of B Channels | S152 = 0 for D only (Default) S152 = 1 for 1B S152 = 2 for 2B |
S-register Strings List
| SS60 | SPID1 LOC | SPID string location. |
| SS61 | SPID2 LOC | SPID string location. |
| SS62 | LDN1 LOC | ISDN phone number string location. |
| SS63 | LDN2 LOC | ISDN phone number string location. |
| SS67 | Area Code | Area code location. |
| SS77 | Remote Numeric Password | Numeric password string for remote configuration. |
| SS80 | SN0 LOC | Stored number 0 string |
| SS81 | SN1 LOC | Stored number 1 string. Used for second number dialed in a multilink connection. |
| SS82 | SN2 LOC | Stored number 2 string |
| SS83 | SN3 LOC | Stored number 3 string |
| SS84 | SN4 LOC | Stored number 4 string |
| SS85 | SN5 LOC | Stored number 5 string |
| SS86 | SN6 LOC | Stored number 6 string |
| SS87 | SN7 LOC | Stored number 7 string |
| SS88 | SN8 LOC | Stored number 8 string |
| SS89 | SN9 LOC | Stored number 9 string |
| SS130 | CR0 LOC | Call Reject List Number 0 |
| SS131 | CR1 LOC | Call Reject List Number 1 |
| SS132 | CR2 LOC | Call Reject List Number 2 |
| SS133 | CR3 LOC | Call Reject List Number 3 |
| SS134 | CR4 LOC | Call Reject List Number 4 |
| SS135 | CR5 LOC | Call Reject List Number 5 |
| SS136 | CR6 LOC | Call Reject List Number 6 |
| SS137 | CR7 LOC | Call Reject List Number 7 |
| SS138 | CR8 LOC | Call Reject List Number 8 |
| SS139 | CR9 LOC | Call Reject List Number 9 |
| SS143 | Packet Phone Number | X.25 Packet Number |
| SS146 | BACP Dial Prefix | Dial prefix for B channels, if different from D channel. |
For a complete list of Suggested Initialization Commands see the ADTRAN Technical Support Note Initialization Strings for ADTRAN ISDN Products to Microsoft Windows.
If you experience any problems using your ADTRAN product, please contact ADTRAN Technical Support.
