ELSA MicroLink ISDN 2a/b¶

This is an ISDN terminal adapter with built-in a/b-Adapter for atraching analog devices (phones/modem) to an ISDN S0-bus.

It appears to also have been sold as "ELSA Tango 2000", at least it shares the same firmware update files.

Supply Voltage	24V AC
Power Consumption	~4.2W (idle) - 4.5W
RS232 Connector	mini-DIN (adapter to DB9 + DB25 included)
Line Connector	RJ-11 (unusual for ISDN; 1:1 wiring (center four of RJ45 to center-four of RJ-11)

MicroLink mini-DIN pin-out¶

See Devolo_MicroLink_56k_Fun_II for the pin-out.

AT commands¶

Setting the MSN¶

AT$IMSN=0,"MSN1","MSN2","MSN3" 

Setting the bearer protocol¶

Syntax:         AT$IBP=<wert1>

Parameter       Wert            Bedeutung

wert1           X75             X.75 Protokoll
                X75T70          T70NL- Protokoll
                V120            V.120 Protokoll
                V110            V.110 Protokoll
                HDLC            HDLC - Protokoll
                TRANS           Transparent
                HDLCP           HDLC - PPP - Protokoll
                BTX             X.75, T.70NL und Cept/Kit
                X75FB1          X.75 -> HDLCP
                X75FB2          X.75 -> V.120 -> HDLCP
                X75FB3          X.75 -> V.120
                V120FB1         V.120 -> HDLCP

Information¶

ATI3
Ver. 2.16 vom 06.10.1999

ATI5
8819.000.428 E D 0000032832

OK
ATI6
ELSA MicroLink ISDN 2a/b

OK
ATI7
CPU  OK
INT  OK
ROM  OK
RAM  OK
EEP  OK
ISAC OK
HSCX OK

OK
ATI8
OK
ATI9
(#ELS8819\00000428\MODEM\ELS8865\ELSA MicroLink ISDN 2a/b00)

OK

Documentation¶

• English User Manual: 20651E.PDF
• English Installation Guide: 20653.PDF

Firmware¶

• 2.16: FW2AB.ZIP

The firmware upgrade can be performed via X-modem after using the AT$UPX command:

AT$UPX
#
| Flash-Rom-Upload
| Ver. 1.02 / 27.01.98
| Device: T2000

  please upload firmware by X-modem now, (quit: 2*Ctrl x)