Isdn Interface; Isdn/Analog Interface - Lancom 1723 VOIP User Manual

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Chapter 14: Appendix
14.2.3

ISDN interface

8-pin RJ45 socket, corresponding to ISO 8877, EN 60603-7, assembled as
ISDN-NT for connection of ISDN terminal endpoint devices
14.2.4

ISDN/Analog interface

8-pin RJ45 socket, assembled as:
134
Connector
ISDN-TE for direct connection to an ISDN exchange line (NTBA)
for connection to an analog exchange line
Connector
Pin
1
2
3
4
5
6
7
8
⌧
Pin
1
2
3
4
5
6
7
8
Line IAE
– –
– –
R+ 2a
T+ 1a
T- 1b
R- 2b
– –
– –
Line IAE
T+ b
– –
T+ 2a
R+ 1a
R- 1b
T- 2b
– –
R+ a