selected channel into the group tree
Group, the channel name will show in the form of "device name _ channel name" , after adding
a channel successfully , list tree select the next channel of the device node automatically .
Select the device in list tree, click "add" in the Device Configuration window could add the all
selected channel into the selected group. After a device successfully added all the channels,
then select the next window select list of a device tree node.
Using the device configuration window button bar "Move" and "Down" buttons can be adjust
the order of nodes under channel grouping.
Pitch up the Channels node in the grouping tree, click "delete" button in Device Configuration
window to remove select the channel from the group. After removing the channel, the group
tree will automatically select the next channel in the grouping.
Select the group node of group tree, click "delete" button in Device Configuration window will
display the warning message dialog window. Click "OK" to delete all the channels node under
the selected group.
Note: same channel couldn't be added in one group. But one channel can be added into
different group
4.live video
4.1 general live mode
