Chapter 2. Attaching Cables and Powering On
2–16
T1/ISDN
You can connect a T1/ISDN module to either a T1 or an
NTT J1 interface. To connect a T1/ISDN module to a T1
or an ISDN interface, attach the T1/ISDN cable as shown
in Figure 2–13.
Figure 2–13. T1/ISDN Cable Connections
RJ-45 sockets
RJ-45 plug
RJ-45-plug-to-15-pin-
D-shell adapter
on T1/ISDN
module
Interface port 1
Interface port 2
Alarm LEDs