3Com VCX V7122, User Manual

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V7122 GatewayUser Guide
Figure 38
Trunk Group Settings Screen
2
In the Routing Index drop-down list, select the range of entries that you want to edit (up
to 24 entries can be configured).
3
In the Trunk Group ID field, enter the Trunk Group ID number.
4
In the Channel Select Mode drop-down list, select the Channel Select Mode that
determines the method in which new calls are assigned to B-channels within the Trunk
groups entered in the field to the right of this field. For information on available Channel
Select Modes, see
Table 27 .
5
Repeat Steps 4 and 5, for each defined Trunk group.
6
Click the Submit button to save your changes.
7
To save the changes so they are available after a power fail, see Saving Configuration .
Table 27
Channel Select Modes
Mode Description
By Dest Phone Number Select the gateway port according to the called number (see the note).
Cyclic Ascending Select the next available channel in an ascending cycle order. Always
select the next higher channel number in the Trunk Group. When the
gateway reaches the highest channel number in the Trunk Group, it
selects the lowest channel number in the Trunk Group and then starts
ascending again (default).
Ascending Select the lowest available channel. Always start at the lowest channel
number in the Trunk Group and if that channel is not available, select
the next higher channel.