Cable/DSL Router User Guide
responds to the outgoing request. A response using one of these ports will be
forwarded to the PC that triggered this rule. You can input at most 5 groups of ports
(or port section). Every group of ports must be apart with ",". For example,
2000-2038, 2050-2051, 2085, 3010-3030.
¾
Incoming Protocol
-
The protocol used for Incoming Ports Range, either TCP or
UDP, or ALL (all protocols supported by the router).
¾
Enable
-
The Enable checkbox enables port forwarding for the application.
¾
Common Applications
-
Some popular applications already listed in the pull-down
list.
To add a new rule, enter the following data on the
Port Triggering
screen.
1. Enter a port number used by the application when it generates an outgoing
request.
2. Select the protocol used for
Trigger Port
from the pull-down list, either
TCP
,
UDP
,
or
All.
3. Enter the range of port numbers used by the remote system when it responds to
the PC's request.
4. Select the protocol used for
Incoming Ports Range
from the pull-down list, either
TCP
,
UDP
, or
All.
5. Select
the
Enable
checkbox to enable.
6. Click
the
Save
button to save the new rule.
There are many popular applications in the
Popular Application
list. You can select it
and the ID, then click the
Copy to
button, the application will fill in the
Trigger Port
,
incoming Ports Range
boxes and select the
Enable
checkbox. It has the same effect
as adding a new rule.
Modifying an existing rule:
1. Edit the entry as desired.
2. Click
the
Save
button.
Deleting an existing rule:
1. Clear all the content in the
Trigger Port
field, the
Open Port field
and the
Enable
checkbox.
2. Click
the
Save
button.
To delete all rules:
1. Click
the
Clear All
button.
2. Click
the
Save
button
Note:
1. When the trigger connection is released, the according opening ports will be closed.
2. Each rule allowed to be used only by one host on LAN synchronously. The trigger
connection of other hosts on LAN will be refused.
3. Incoming Port Range cannot overlap each other.
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