Draytek Vigor2620 LTE Series User Manual page 145

Available settings are explained as follows:
Item
Enable Open Ports
Comment
Source IP
Private IP
Protocol
Start Port
End Port
Vigor2620 Series User's Guide
Description
Check to enable this entry.
Make a name for the defined network application/service.
Use the drop down list to specify an IP object. Or click IP
Object link to create a new one for applying.
Enter the private IP address of the local host or click Choose
IP to select one.
Choose IP - Click this button and, subsequently, a window
having a list of private IP addresses of local hosts will
automatically pop up. Select the appropriate IP address of
the local host in the list.
Specify the transport layer protocol. It could be TCP, UDP,
or ----- (none) for selection.
Specify the starting port number of the service offered by
the local host.
Specify the ending port number of the service offered by the
local host.
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