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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
- USR_ISDN_Pro_TA-datasheet-en.pdf
- USR_ISDN_Pro_TA-installation-guide-en.pdf
- USR_ISDN_Pro_TA-manual-en.pdf (includes AT command documentation)
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 |
Updated by roox 11 months ago · 2 revisions