Features of Basic Unit
12.2.4
ISDN BRI Interface
Pin assignment of ISDN BRI interface (RJ45 socket, X4100,
1
NC
2
NC
3
T+
4
R+
Figure 12-4: ISDN BRI interface (RJ45 socket) of basic unit with pin assignment
5
R-
6
T-
7
NC
8
NC
X4100/200/300
User's Guide
12
X4200
and X4300):
377