Polycom DOC2231A Getting Started Manual page 24

Chapter 2 - Hardware Installation
2-12
To connect the MGC+ to the ISDN network or T1-CAS Network:
Connect the 8-pin RJ-45 connector of the network cable to the NET
•
RJ-45 jack on the rear panel of the MGC+. Repeat this step for each of
the ISDN network lines to be connected to the Network Interface card
installed in the MCU.
ISDN network
connection
Figure 2-5: ISDN network connection
Leased lines should be connected using an adapter with a screw
connector with solid conductor wires or a similar adapter.
Connect one side of the adapter to the NET RJ-45 jack on the rear panel
•
of the MGC+. Then connect the leased line wires to the other side of the
adapter.
The ISDN and T1-CAS network properties must be defined in the Network
Services. For details, see the MGC+ Administrator's Guide, Chapter 3.
ISDN Network connection
for 4 spans
ISDN Network connection
for 8 spans