26 bintec User’s Guide Technical Data
3
bintec R232b
Table 3-5: ADSL interface (RJ11 socket)
3.5.4 ISDN Basic Rate Interface
bintec R232b provides an ISDN S
0
interface, which can be used, e.g., for
backup purposes.
A RJ45 socket is used for connecting:
Figure 3-6: ISDN S
0
interface (RJ45 socket)
The ISDN interface (RJ45 socket) has the following pin assignment:
2 a
3 b
4 Not used
Pin Function
1 Not used
2 Not used
3 Send (+)
4 Receive (+)
5 Receive (-)
6 Send (-)
Pin Function
1 . . . . . 8