LANCOM 1722 VoIP – LANCOM 1723 VoIP – LANCOM 1724 VoIP – LANCOM 1823 VoIP
Chapter 14: Appendix
134
EN
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:
ISDN-TE for direct connection to an ISDN exchange line (NTBA)
for connection to an analog exchange line
Connector
Pin
Line
IAE
1
–
–
2
–
–
3
R+
2a
4
T+
1a
5
T-
1b
6
R-
2b
7
–
–
8
–
–
Connector
Pin
Line
IAE
1
T+
b
2
–
–
3
T+
2a
4
R+
1a
5
R-
1b
6
T-
2b
7
–
–
8
R+
a
