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3Com U.S. Robotics ISDN Pro TA

A ISDN terminal adapter made by U.S. Robotics.

Website
https://www.usr-emea.com/support/s-prod-template.asp?loc=emea&prod=3469
https://support.usr.com/support/doc-popup-template.asp?url=faqs/analog/isdntafaq.html&loc=emea

Manual

USR_ISDN_Pro_TA-case1.jpg USR_ISDN_Pro_TA-case2.jpg USR_ISDN_Pro_TA-case3.jpg USR_ISDN_Pro_TA-power-supply.jpg

USR_ISDN_Pro_TA-pcb-top1.jpg USR_ISDN_Pro_TA-pcb-top2.jpg USR_ISDN_Pro_TA-pcb-top3.jpg USR_ISDN_Pro_TA-pcb-bottom.jpg

USR_Sportster_ISDN_TA-CD1.jpg

Supply Voltage 12-20V DC
Power Consumption ~6.0W
RS232 Connector DB25
USB Connector USB Type B
Line Connector RJ45
Analog Conectors RJ11

The serial port can be accessed either via the RS232 or via USB (integrated USB to serial converter).

minicom -b 115200 -D /dev/ttyACM1

USB

Bus 003 Device 023: ID 04c1:008f U.S. Robotics (3Com) Pro ISDN TA

usb 3-6.3.1: new full-speed USB device number 23 using xhci_hcd
usb 3-6.3.1: New USB device found, idVendor=04c1, idProduct=008f, bcdDevice= 2.24
usb 3-6.3.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 3-6.3.1: Product: 3Com U.S. Robotics ISDN Pro TA
usb 3-6.3.1: Manufacturer: 3Com Inc.
usb 3-6.3.1: SerialNumber: 1PTAF77C00EK
cdc_acm 3-6.3.1:1.0: ttyACM1: USB ACM device

ATI Commands

Information

ATI
346900

OK
ATI0
346900

OK
ATI1
8EB4

OK
...
...
...
ATI4
3Com U.S. Robotics ISDN Pro TA Settings...

   E1  Q0  V1  X1  
   BAUD=115200 PARITY=E  WORDLEN=7  ON HOOK  DTE=USB
   &A3  &B1  &C1  &D2  &H1  &I0  &R2  &S0  *F=0  *G=1  
   *X0=2048  *X1=7  *X2=1  *X3=1  

   S00=001  S01=000  S02=043  S03=013  S04=010  S05=008  S07=060  S12=050  
   S13=000  S14=000  S19=000  S22=017  S23=019  S24=150  S25=005  S38=000  
   S67=000  S69=004  S80=002  S83=003  S84=000  S85=000  

   LAST DIALED DATA CALL #:                                        

OK
ATI5
3Com U.S. Robotics ISDN Pro TA NVRAM Settings...

   E1  Q0  V1  X1    
   BAUD=9600   PARITY=E  WORDLEN=7  
   &A3  &B1  &C1  &D2  &H1  &I0  &R2  &S0   *F=0  *G=1  
   *X0=2048  *X1=7  *X2=1  *X3=1  

   S00=001  S02=043  S03=013  S04=010  S05=008  S07=060  S12=050  S13=000
   S14=000  S19=000  S22=017  S23=019  S24=150  S25=005  S38=000  S67=000
   S69=004  S80=002  S83=003  S84=000  S85=000
      STORED PHONE NUMBERS
0:                                      1:                                      
2:                                      3:                                      
4:                                      5:                                      
6:                                      7:                                      
8:                                      9:                                      

OK
ATI6
3Com U.S. Robotics ISDN Pro TA  Data Call Statistics...

Chars sent                    0      Chars Received                0
Octets sent                   0      Octets Received               0
Packets sent                  0      Packets Received              0
Packets resent                0

Protocol               NONE
Data Compression       NONE
Speed                  000
Last Call              00:00:00

No Connection
OK
ATI7
3Com U.S. Robotics ISDN Pro TA Hardware Profile...

Product type           CCITT External S/T
Product ID             99346900
Clock Freq             48 MHz
Eprom                  1024k
Ram                    512K

Code date              11/10/00
Code rev               2.2.4
Serial Number          1PTAF77C00EK

OK
...
...
...
ATI12
3Com U.S. Robotics ISDN Pro TA Switch Settings...

Switch Protocol  *W =0                   EuroISDN
Phone Numbers (DN):
     Area Code   *P0=                    
     MSN1        *P1=                    
     MSN2        *P2=                    
     MSN3        *P3=                    
Multipoint       *M =1                   Multi-point
TEI              *T1=255                 Automatic 
AO/DI            *A =0                   Disabled
     Packet MSN  *PD=                    
     Packet TEI  *TD=021                 Fixed 
     Carrier     *C0=                    Long Distance Packet Carrier
     Rev. Charge *Y =0                   Disabled

Device Status:  Looking for ISDN Line...

OK
...
...
...
ATI15
3Com U.S. Robotics ISDN Pro TA Phone Port Settings...

Outgoing Voice Bearer Capabilities
  Phone Port 1 #B1=0   3.1 Khz
  Phone Port 2 #B2=0   3.1 Khz
Call Routing  
  Phone Port 1 #R1=1                       
  Phone Port 2 #R2=2                       
  Data  Port   *R =8   Any MSN 
Volume Control
  Phone Port 1 Receive #VR1=3     Transmit #VT1=3  
  Phone Port 2 Receive #VR2=3     Transmit #VT2=3  
Supplementary Services  
  Phone Port 1 #S1=1  
Voice coding   #M =0   A-law

              CallerID    CLIR
Phone Port 1  #I1=3       #P1=1       #A1=2  
Phone Port 2  #I2=3       #P2=1       #A2=1  
Data  Port                #P3=1  
OK
ATI16
3Com U.S. Robotics ISDN Pro TA Data Protocol Settings...

   Incoming Protocol                  *VI =0      Auto Detect
   Outgoing Protocol                  *VO =5      PPP
   PPP mode                           *PPP=4      Multi Link PPP with DBA
   AO/DI with DBA                     *A0 =2      2B+D maximum
   BACP                               *B  =1      Enabled
   Dial-out prefix for BACP callback  *C1 =                    
   Long Distance Dial-out prefix      *C2 =1                   
   Callback for AO/DI calls           *C3 =0      Disabled

Dynamic Bandwidth Allocation Settings B1(AO/DI)   B2(MLPPP)
   Sample time to add B-channel       *A1=10      *D1=5     Seconds
   Sample time to drop B-channel      *A2=360     *D2=180   Seconds
   Threshold level to add B-channel   *A3=80      *D3=75    %
   Threshold level to drop B-channel  *A4=10      *D4=50    %

Dynamic Voice Override                *E=1        Enabled for Incoming/Outgoing
Compression Mode                      *K=1        Auto Compression
MLPPP Endpoint Discriminator Class    *U=0        Automatic                            
Authentication Protocol Select        *AU=0       Automatic
OK
ATI17
3Com U.S. Robotics ISDN Pro TA Outgoing Call Logging...
Current Time: 00:00:00 01-01-1996
Called Number        Port     Date    Time  Type  Charge-Info

OK
ATI18
3Com U.S. Robotics ISDN Pro TA Incoming Call Logging...
Current Time: 00:00:00 01-01-1996
Calling Number       Port     Date    Time  Type

OK
ATI19
3Com U.S. Robotics ISDN Pro TA Call Screening...
   Number                   -ADP1-   -ADP2-   -DDP-
01:                                               
02:                                               
03:                                               
04:                                               
05:                                               
06:                                               
07:                                               
08:                                               
09:                                               
10:                                               
11:                                               
12:                                               
13:                                               
14:                                               
15:                                               
16:                                               
17:                                               
18:                                               
19:                                               
20:                                               
OK
ATI20
3Com U.S. Robotics ISDN Pro TA Call Forwarding...

                                    User Status   Network Status
 Forwarding Numbers for                     
Unconditional# :                     Disabled       Disabled
Busy#          :                     Disabled       Disabled
No Response#   :                     Disabled       Disabled
Deflection#    :                     Disabled       Disabled

 Forwarding Numbers for                     
Unconditional# :                     Disabled       Disabled
Busy#          :                     Disabled       Disabled
No Response#   :                     Disabled       Disabled
Deflection#    :                     Disabled       Disabled

  Forwarding Numbers for                     
Unconditional# :                     Disabled       Disabled
Busy#          :                     Disabled       Disabled
No Response#   :                     Disabled       Disabled
Deflection#    :                     Disabled       Disabled
OK

Important AT commands

# set ISDN switch Type to DSS1
AT*W=n

n=0 DSS1/EuroISDN
n=1 DMS-100
n=2 National ISDN-1 (default)
n=3 National ISDN-2
n=4 5ESS Custom Multipoint
n=5 5ESS Custom Point-to-Point
n=6 Leased Line 64 kbps (1 B-channel)
n=7 Leased Line 128 kbps (2 B-channels)

# set MSN1/MSN2/MSN3
AT*P1=5210
AT*P2=5211
AT*P3=5212

# show MSN
ATI12

Bearer protocol AT-command
V120_56K AT*VI=1*VO=1S67=2
V120_64K AT*VI=1*VO=1S67=0
PPP_56K AT*VI=0*VO=5*PPP=1S67=2
PPP_64K AT*VI=0*VO=5*PPP=1S67=0
PPP_112K AT*VI=0*VO=5*PPP=3S67=2
PPP_128K AT*VI=0*VO=5*PPP=3S67=0
HDLC_PPP_DOV AT*VI=0*VO=5*PPP=3S67=0S69=36
HDLC_PPP_128K_CHAP AT*VI=0*VO=5*PPP=3S67=0*AU=1
HDLC_PPP_128K_MSCHAP AT*VI=0*VO=5*PPP=3S67=0*AU=1
X75_64K AT*VI=6*VO=6
Files (12)
USR_ISDN_Pro_TA-installation-guide-en.pdf View USR_ISDN_Pro_TA-installation-guide-en.pdf 134 KB roox, 12/26/2022 09:14 PM
USR_ISDN_Pro_TA-datasheet-en.pdf View USR_ISDN_Pro_TA-datasheet-en.pdf 956 KB roox, 12/26/2022 09:14 PM
USR_ISDN_Pro_TA-manual-en.pdf View USR_ISDN_Pro_TA-manual-en.pdf 8.24 MB roox, 12/26/2022 09:14 PM
USR_ISDN_Pro_TA-case2.jpg View USR_ISDN_Pro_TA-case2.jpg 1.96 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-case1.jpg View USR_ISDN_Pro_TA-case1.jpg 2.21 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-pcb-bottom.jpg View USR_ISDN_Pro_TA-pcb-bottom.jpg 2.24 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-case3.jpg View USR_ISDN_Pro_TA-case3.jpg 2.82 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-pcb-top1.jpg View USR_ISDN_Pro_TA-pcb-top1.jpg 2.87 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-pcb-top2.jpg View USR_ISDN_Pro_TA-pcb-top2.jpg 3.07 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-pcb-top3.jpg View USR_ISDN_Pro_TA-pcb-top3.jpg 2.04 MB roox, 12/26/2022 09:15 PM
USR_ISDN_Pro_TA-power-supply.jpg View USR_ISDN_Pro_TA-power-supply.jpg 2.64 MB Label: 3COM 1.009.1654-00 I.T.E Power Supply, Output: 12V, 1000mA roox, 12/26/2022 09:16 PM
USR_Sportster_ISDN_TA-CD1.jpg View USR_Sportster_ISDN_TA-CD1.jpg 2.32 MB roox, 01/01/2023 12:32 PM

Updated by roox about 1 year ago · 2 revisions

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