Configuring The Trunk Group Table - 3Com VCX V7122 User Manual

4
Configure the Profile's parameters according to your requirements. For detailed
information on each parameter, see the description of the screen in which it is configured
as an individual parameter.
5
In the 'Coder Group' drop-down list, select the coder group you want to assign to that
Profile. You can select the gateway's default coders (see
the coder groups you defined in the Coder Group Settings screen (see
Settings on page 59).
6
Repeat steps 2 to 6 for the second to fifth IP Profiles (optional).
7 Click the Submit button to save your changes.
8
To save the changes so they are available after a power fail, see
page 88.

Configuring the Trunk Group Table

Use the Trunk Group table to assign trunk groups, profiles and logical telephone numbers to
the gateway's E1/T1 B-channels. Trunk Groups are used for routing IP Tel calls with
common rules. Channels that are not defined are disabled.
To configure the Trunk Group table, follow these steps:
1
Open the 'Trunk Group Table' screen (Protocol Management menu > Trunk Group);
the 'Trunk Group Table' screen is displayed.
Figure 27 Trunk Group Table Screen
2 Configure the Trunk Group according to
3
Click the Submit button to save your changes.
4
To save the changes so they are available after a power fail, see
page 88.
Table 19 Trunk Group Table
Parameter Description
Trunk ID The numbers (1-8) in the Trunk ID drop-down list represent the physical trunks on
the back of the VoIP gateway.
Channels To enable the trunk's B-channels, you must enter their number in this field.
[n-m] represents a range of channels.
For example, enter [1-24] to specify the channels from 1 to 24.
Note: The number of defined channels must not exceed the number of the trunk's
B-channels (1-24 for T1 spans and 1-30 for E1 spans).
62
Coders
Table 19.
3Com VCX V7122 SIP VoIP Gateway User Manual
on page 46) or one of
Coder Group
Save Configuration on
Save Configuration on