Version 6.6 27 April 2012
Hardware Installation Manual 5. Cabling the Device
5.8 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 5-8: RJ-48c Connector Pinouts for E1/T1
To connect the E1/T1 trunks:
1. Connect the E1/T1 trunk cables to the device's RJ-48c ports.
2. Connect the other ends of the trunk cables to your PBX/PSTN switch.
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