Hardware Installation Manual
5. Cabling the Device
MSBR Series
45
Mediant 1000B MSBR
5.6
ISDN E1/T1 Interfaces
5.6.1
Connecting to E1/T1 Trunks
The procedure below describes how to connect to E1/T1 trunks.
Warning:
To protect against electrical shock and fire, use a 26 AWG min wire to connect
T1 or E1 ports to the PSTN.
Note:
This section is applicable only if your device is installed with a TRUNKS module.
An RJ-48c trunk cable connector with the following pinouts is used:
Figure
5-15: RJ-48c Connector Pinouts for E1/T1
To connect to E1/T1l trunks:
1.
Connect the E1/T1 trunk cables to the ports on the device's TRUNKS
module(s).
Figure
5-16: Cabling E1/T1 Trunk Ports
2.
Connect the other end of the trunk cables to a PBX/PSTN switch.
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