Stollmann TA+PPX¶

• Table of contents
• Stollmann TA+PPX
  • Hardware
  • AT-commands
    • Important AT-commands
  • Firmware

An ISDN Modem/TerminalAdapter mostly sold to the OEM market in Germany.
This device is also known as

• Siemens S30122-X7551-X
• MSI-TeleSolutions Z-21-003-1
• HEITEL ISDN-TA (Heitel Art.-Nr. 5009)
• TA+ Vectron (Vectron Kassensysteme, Art.Nr. 52726)
• INSYS ISDN Profi 2.0 / Pocket ISDN Internet 2.0
  https://web.archive.org/web/20080408073533/http://www.insys-tec.de/pocket-isdn/

Manual

• Stollmann_TA+PPX_R9-user-manual.pdf
• Stollmann_TA+PPX-INSYS_Pocket_ISDN-manual.pdf
• Stollmann-Deltasheet_BOOTLOADER_ISDN_TA_V1xx_to_V3xx_r01-3.pdf

Hardware¶

Supply Voltage	5V DC
Power Consumption	~2.1W
RS232 Connector	DB9
ISDN Line Connector	RJ45

Label

TA+PPX/8MB
RoHS 2002/95/EG
FW: V7.011
DE 18326040

Pocket ISND TA 2.0 8MB 'q'
11-02-02-02-20.008
08081768          V7.011

Siemens S30122-X7551-X
P_S30122-X7551-X
1 Pocket ISDN-TA

AT-commands¶

ATI
Pocket ISDN-TA
OK

ATI1
0
OK

ATI2
OK

ATI3
V7.011
OK

ATI4
INSYS GmbH
OK

ATI5
0-DSS1
OK

ATI6
(c) Copyright INSYS GmbH
OK

ATI7
OK

ATI9
($STO1007\1234AB89\MODEM\STO1007\TA+PPX4A)
OK

ATI77
BOOT LOADER V1.29 121202 0318-00-00
OK

ATI99
PPXq005 V7.011 Mar 13 2003 14:52:04
OK

Important AT-commands¶

# show help
AT**help

# show settings
AT**show
AT**showall

# show OEM info
AT**veri

# show bootloader version
AT**verb

# set outgoing/incoming MSN to 5210
AT**msno=5210
AT**msni=5210

# set B-channel protocol (see table below for possible values)
ATB<n>

B-channel protocol

Value	Description
0	V.110 asynchronous
3	HDLC async to sync conversion (PPP asynchronous)
4	HDLC transparent (octets are packed into HDLC frames)
5	Byte transparent voice connection (raw B channel data)
6	Byte transparent data connection (raw B channel data)
10	X.75 SLP
13	V.112 asynchronous
20	X.31 B channel (X.31 D channel)
31	MLPPP

Firmware¶

• fwPPXp7017.bin