User`s manual

H.323 User's Manual 5. Web Management
Version 5.0 125 December 2006
Table 5-20: Channel Select Modes
Mode Description
By Dest Phone Number Select the gateway port according to the called number (refer to the note
below).
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.
Cyclic Descending Select the next available channel in descending cycle order. Always
select the next lower channel number in the Trunk Group. When the
gateway reaches the lowest channel number in the Trunk Group, it
selects the highest channel number in the Trunk Group and then start
descending again.
Descending Select the highest available channel. Always start at the highest channel
number in the Trunk Group and if that channel is not available, select the
next lower channel.
Dest Number + Cyclic Ascending First select the gateway port according to the called number (refer to the
note below). If the called number isn’t found, then select the next
available channel in ascending cyclic order. Note that if the called number
is found, but the port associated with this number is busy, the call is
released.
By Source Phone Number Select the gateway port according to the calling number.
Note: The internal numbers of the gateway’s channels are defined in the ‘Trunk
Group Table’ under the ‘Phone Number’ column. For detailed information
on the ‘Trunk Group Table’, refer to Section 5.5.9 on page 122).