
Configuration Note 4. Configuring the Device
Version 6.6 45 September 2013
4.11 Step 11: Configuring PSTN Trunks
This section describes how to configure PRI (i.e., E1/T1) or BRI trunks connected to the
Enhanced gateway. The following procedures are described:
Enabling Trunks. See Section 4.11.1 on page 45.
Configuring the Channel Select Method. See Section 4.11.2 on page 46.
Configuring the Trunk. See Section 4.11.3 on page 47.
Configuring the TDM Bus. See Section 4.11.4 on page 49.
4.11.1 Enabling Trunks
To enable trunks, you need to assign them to Trunk Groups, as described below.
To enable trunks:
1. Open the Trunk Group Table page (Configuration tab > VoIP menu > GW and IP to
IP > Trunk Group > Trunk Group).
Figure 4-24: Trunk Group Table Page
2. In the 'Module' column, select the module number and type (e.g., PRI) on which the
trunks are located.
3. In the ‘From Trunk' and 'To Trunk' columns, select the physical trunk range.
4. In the ‘Channel(s)’ column, enter the B-channels (e.g., 1-31) that you wish to enable.
5. In the 'Phone Number' column, enter the phone number (e.g., 1000) for the first
channel; phone numbers 1001, 1002, 1003, and so on are sequentially assigned to
subsequent channels. Note that these numbers are used internally.
6. In the 'Trunk Group ID' column, enter the ID for the Trunk Group.
7. Click Submit to apply your changes.
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