3Com V7122 User Manual page 100

Trunk Group Settings Screen
Figure 38
In the Routing Index drop-down list, select the range of entries that you want to edit (up
2
to 24 entries can be configured).
In the Trunk Group ID field, enter the Trunk Group ID number.
3
In the Channel Select Mode drop-down list, select the Channel Select Mode that
4
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
Repeat Steps 4 and 5, for each defined Trunk group.
5
Click the Submit button to save your changes.
6
To save the changes so they are available after a power fail, see
7
Channel Select Modes
Table 27
Mode
By Dest Phone Number
Cyclic Ascending
Ascending
100
Table 27.
Description
Select the gateway port according to the called number (see the note).
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).
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.
Saving Configuration.
V7122 GatewayUser Guide