(TXT) View Source
# ADTRAN
DSU III S4W
Card Type CSU/DSU
Chip Set Unidentified
Transfer Rate 56Kbps
Data Bus External
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| ENTER button | B1 | 3 and C button | B13 |
|----------------------+---------+---------------------+-----|
| UP button | B2 | 6 and F button | B14 |
|----------------------+---------+---------------------+-----|
| DOWN button | B3 | 9 button | B15 |
|----------------------+---------+---------------------+-----|
| CANCEL button | B4 | # and QUICK button | B16 |
|----------------------+---------+---------------------+-----|
| 1 and A button | B5 | RS-366 port for | CN1 |
| | | dialing | |
|----------------------+---------+---------------------+-----|
| 4 and D button | B6 | RS-232/422 port | CN2 |
|----------------------+---------+---------------------+-----|
| 7 button | B7 | V.35 port | CN3 |
|----------------------+---------+---------------------+-----|
| * and SHIFT button | B8 | Line out | CN4 |
|----------------------+---------+---------------------+-----|
| 2 and B button | B9 | 120V AC power | CN5 |
|----------------------+---------+---------------------+-----|
| 5 and E button | B10 | Fuse, 1/2A @ 250V | R1 |
|----------------------+---------+---------------------+-----|
| 8 button | B11 | Power switch | SW1 |
|----------------------+---------+---------------------+-----|
| 0 button | B12 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------+--------+------------------------------------|
| RS | Green | On | RTS signal is high |
|-----+--------+--------+------------------------------------|
| RS | Green | Off | RTS signal is low |
|-----+--------+--------+------------------------------------|
| CS | Green | On | CTS signal is high |
|-----+--------+--------+------------------------------------|
| CS | Green | Off | CTS signal is low |
|-----+--------+--------+------------------------------------|
| TD | Green | On | DSU is transmitting data |
|-----+--------+--------+------------------------------------|
| TD | Green | Off | DSU is not transmitting data |
|-----+--------+--------+------------------------------------|
| RD | Green | On | DSU is receiving data |
|-----+--------+--------+------------------------------------|
| RD | Green | Off | DSU is not receiving data |
|-----+--------+--------+------------------------------------|
| CD | Green | On | Carrier signal detected |
|-----+--------+--------+------------------------------------|
| CD | Green | Off | Carrier signal not detected |
|-----+--------+--------+------------------------------------|
| ALM | Red | On | Alarm condition has occurred on |
| | | | CSU |
|-----+--------+--------+------------------------------------|
| ALM | Red | Off | Alarm condition has not occurred |
| | | | on CSU |
|-----+--------+--------+------------------------------------|
| TST | Yellow | On | CSU is in test mode |
|-----+--------+--------+------------------------------------|
| TST | Yellow | Off | CSU is not in test mode |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| ANTI-STREAMING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Tn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the anti-streaming function. |
|------------------------------------------------------------|
| Command | Function |
|---------------------+--------------------------------------|
| %T0 | Anti-streaming disabled. |
|---------------------+--------------------------------------|
| %T1 | Anti-streaming enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-ANSWER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _Jn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DSU will automatically |
| | answer incoming calls. |
|------------------------------------------------------------|
| Command | Function |
|-------------------------+----------------------------------|
| _J0 | Auto-answer disabled. |
|-------------------------+----------------------------------|
| _J1 | Auto-answer enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CD SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behaviour of the Carrier |
| | Detect signal. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| &C0 | CD forced high. |
|---------------+--------------------------------------------|
| &C1 | CD normal. |
|---------------+--------------------------------------------|
| &C2 | CD forced high except at disconnect. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CLOCK SOURCE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Xn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets where the DSU will derive the clock |
| | source. |
|------------------------------------------------------------|
| Command | Function |
|--------------------+---------------------------------------|
| &X0 | Internal transmit clock used. |
|--------------------+---------------------------------------|
| &X1 | External ETC clock used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CTS SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behaviour of the Clear to Send |
| | signal. |
|------------------------------------------------------------|
| Command | Function |
|-----------------+------------------------------------------|
| &R0 | CTS forced high. |
|-----------------+------------------------------------------|
| &R1 | CTS follows RTS. |
|-----------------+------------------------------------------|
| &R2 | CTS follows CD. |
|-----------------+------------------------------------------|
| &R3 | CTS and RTS follow CD. |
|-----------------+------------------------------------------|
| &R4 | CTS forced high except at disconnect. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CTS DELAY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the delay from an RTS change to a CTS |
| | change. |
|------------------------------------------------------------|
| Command | Function |
|----------------------------+-------------------------------|
| _D0 | Short delay set. |
|----------------------------+-------------------------------|
| _D1 | Long delay set. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL BACKUP |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _En [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects which stored number the Dial Backup |
| | function will dial. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DSR SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behaviour of the Data Set |
| | Ready signal. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| &S0 | DSR forced high. |
|---------------+--------------------------------------------|
| &S1 | DSR normal. |
|---------------+--------------------------------------------|
| &S2 | DSR forced high except at disconnect. |
|---------------+--------------------------------------------|
| &S3 | DSR forced high except in test mode. |
|---------------+--------------------------------------------|
| &S4 | DSR forced low in test mode. |
|---------------+--------------------------------------------|
| &S5 | DSR forced high except at disconnect or in |
| | test mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behaviour of the Data Terminal |
| | Ready signal. |
|------------------------------------------------------------|
| Command | Function |
|----------------+-------------------------------------------|
| &D0 | DTR forced high. |
|----------------+-------------------------------------------|
| &D1 | Dial the first stored number in virtual |
| | mode on high DTR. |
|----------------+-------------------------------------------|
| &D2 | DTR normal. |
|----------------+-------------------------------------------|
| &D3 | Dial the first stored number on high DTR. |
|----------------+-------------------------------------------|
| &D4 | Dial the second stored number on high |
| | DTR. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FRONT PANEL LOCK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the front panel of the DSU |
| | is locked. |
|------------------------------------------------------------|
| Command | Function |
|-------------------------+----------------------------------|
| _P0 | Front panel unlocked. |
|-------------------------+----------------------------------|
| _P1 | Front panel locked. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ID NUMBER SET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _N=nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets an ID number for multipoint |
| | applications. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the type of leased line the DSU is |
| | connected to. |
|------------------------------------------------------------|
| Command | Function |
|-------------------+----------------------------------------|
| &L1 | DSU is connected to AT&T line. |
|-------------------+----------------------------------------|
| &L2 | DSU is connected to Sprint line. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOOPBACK TEST - LOCAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _An [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DSU will respond to a |
| | request from the DTE for a local loopback |
| | test. |
|------------------------------------------------------------|
| Command | Function |
|----------------+-------------------------------------------|
| _A0 | Deny request for local loopback test. |
|----------------+-------------------------------------------|
| _A1 | Grant request for local loopback test. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOOPBACK TEST - LOCAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DSU will respond to a |
| | request from the DTE for a remote loopback |
| | test. |
|------------------------------------------------------------|
| Command | Function |
|----------------+-------------------------------------------|
| _R0 | Deny request for remote loopback test. |
|----------------+-------------------------------------------|
| _R1 | Grant request for remote loopback test. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL SERIAL PORT SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the speed of operation for the local |
| | serial port. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| %K3 | Set speed to 2400bps. |
|---------------+--------------------------------------------|
| %K4 | Set speed to 4800bps. |
|---------------+--------------------------------------------|
| %K5 | Set speed to 9600bps. |
|---------------+--------------------------------------------|
| %K6 | Set speed to 19.2Kbps. |
|---------------+--------------------------------------------|
| %K7 | Set speed to 38.4Kbps. |
|---------------+--------------------------------------------|
| %K8 | Set speed to 56Kbps for synchronous mode, |
| | 57.6Kbps for asynchronous mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOOPBACK SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the speed of operation for the local |
| | serial port when performing local loopback |
| | testing. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| %B1 | Set speed to 1200bps. |
|---------------+--------------------------------------------|
| %B2 | Set speed to 2400bps. |
|---------------+--------------------------------------------|
| %B3 | Set speed to 4800bps. |
|---------------+--------------------------------------------|
| %B4 | Set speed to 9600bps. |
|---------------+--------------------------------------------|
| %B5 | Set speed to 19.2Kbps. |
|---------------+--------------------------------------------|
| %B6 | Set speed to 38.4Kbps. |
|---------------+--------------------------------------------|
| %B7 | Set speed to 48Kbps for synchronous mode |
| | only. |
|---------------+--------------------------------------------|
| %B8 | Set speed to 56Kbps for synchronous mode, |
| | 57.6Kbps for asynchronous mode. |
|---------------+--------------------------------------------|
| %B9 | Set speed to 64Kbps for synchronous mode |
| | only. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DSU is protected by a |
| | password. |
|------------------------------------------------------------|
| Command | Function |
|--------------------------+---------------------------------|
| %P0 | Password disabled. |
|--------------------------+---------------------------------|
| %P1 | Password enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD SET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %P=xxxx [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the password to xxxx. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD VERIFY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %P>xxxx [cmds] |
|--------------+---------------------------------------------|
| Description: | Verifies the password as xxxx. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Begins remote configuration on profile n. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION ALLOWANCE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DSU will allow remote |
| | configuration. |
|------------------------------------------------------------|
| Command | Function |
|--------------------+---------------------------------------|
| &P4 | Remote configuration disabled. |
|--------------------+---------------------------------------|
| &P5 | Remote configuration enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCRAMBLER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DSU encrypts the |
| | signal. |
|------------------------------------------------------------|
| Command | Function |
|---------------------------+--------------------------------|
| _F0 | Scrambler disabled. |
|---------------------------+--------------------------------|
| _F1 | Scrambler enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL NUMBER SET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _S=nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the DSU’s serial number. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYNC/ASYNC MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets synchronous or asynchronous mode. |
|------------------------------------------------------------|
| Command | Function |
|-----------------------+------------------------------------|
| &Q0 | Use asynchronous mode. |
|-----------------------+------------------------------------|
| &Q2 | Use synchronous mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Tn [cmds] |
|--------------+---------------------------------------------|
| Description: | Causes the DSU to enter test modes. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| &T0 | End test in progress. |
|---------------+--------------------------------------------|
| &T1 | Begin local loopback test. |
|---------------+--------------------------------------------|
| &T4 | Grant remote request for remote loopback |
| | test. |
|---------------+--------------------------------------------|
| &T5 | Deny remote request for remote loopback |
| | test. |
|---------------+--------------------------------------------|
| &T8 | Begin local loopback test with test |
| | pattern. |
|---------------+--------------------------------------------|
| &T9 | Begin test pattern. |
|---------------+--------------------------------------------|
| &T10 | Begin local DTE loopback test. |
|---------------+--------------------------------------------|
| &T11 | Begin RX/TX only local DTE loopback test. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST PATTERN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] _Tn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects which test pattern the DSU will |
| | use. |
|------------------------------------------------------------|
| Command | Function |
|------------------------+-----------------------------------|
| _T0 | Use 2047-byte pattern. |
|------------------------+-----------------------------------|
| _T1 | Use 511-byte pattern. |
|------------------------+-----------------------------------|
| _T2 | Use DDS Stress Pattern 1. |
|------------------------+-----------------------------------|
| _T3 | Use DDS Stress Pattern 2. |
|------------------------+-----------------------------------|
| _T4 | Use DDS Stress Pattern 3. |
|------------------------+-----------------------------------|
| _T5 | Use DDS Stress Pattern 4. |
+------------------------------------------------------------+
Proprietary V.25bis Command Set
+------------------------------------------------------------+
| AT COMMAND EXECUTE - LOCAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | CNLxxx;AT[AT cmds] |
|--------------+---------------------------------------------|
| Description: | Executes an AT command. The password must |
| | be provided if necessary. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AT COMMAND EXECUTE - REMOTE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | CNRxxx;AT[AT cmds] |
|--------------+---------------------------------------------|
| Description: | Executes an AT command on the remote DSU. |
| | The password must be provided if necessary. |
+------------------------------------------------------------+