TP-Link TC-W7960 TC-W7960EU V1 User Guide - Page 60

Triggering Start/End and External Start/End Port., External Start/End Port

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TC-W7960 300Mbps Wireless N DOCSIS 3.0 Cable Modem Router User Guide Internet games, video conferencing, Internet telephoning and so on. Port Triggering is used for some of these applications that cannot work with a pure NAT modem router. Figure 5-34  Triggering Start/End Port - The start port/end port for outgoing traffic. An outgoing connection using this port will trigger this rule.  External Start/End Port - The port used by the remote system when it responds to the outgoing request. A response using one of these ports will be forwarded to the PC which triggered this rule.  Protocol - The protocol used for External Port, either TCP, UDP, or ALL (all protocols supported by the router).  Enable - Click the will become . icon to enable the function. If this function has taken effect, the icon  Modify - Click the icon to edit the corresponding entry. If you want to delete this entry, you can click the icon. To add a new rule, follow the steps below. 1. Click the Add button. 2. Enter the number of the Triggering Start/End and External Start/End Port. 3. Select the protocol used for this application in the Protocol drop-down list, either TCP, UDP, or Both. 4. Enable the Enable this entry checkbox. 5. Click the OK button. 53

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TC-W7960
300Mbps Wireless N DOCSIS 3.0 Cable Modem Router User Guide
Internet games, video conferencing, Internet telephoning and so on. Port Triggering is used for
some of these applications that cannot work with a pure NAT modem router.
Figure 5-34
Triggering Start/End Port
- The start port/end port for outgoing traffic. An outgoing
connection using this port will trigger this rule.
External Start/End Port
- The port used by the remote system when it responds to the
outgoing request. A response using one of these ports will be forwarded to the PC which
triggered this rule.
Protocol
- The protocol used for
External Port
, either
TCP
,
UDP
, or
ALL
(all protocols
supported by the router).
Enable –
Click the
icon to enable the function. If this function has taken effect, the icon
will become
.
Modify –
Click the
icon to edit the corresponding entry. If you want to delete this entry,
you can click the
icon.
To add a new rule, follow the steps below.
1.
Click the
Add
button.
2.
Enter the number of the
Triggering Start/End and External Start/End Port.
3.
Select the protocol used for this application in the
Protocol
drop-down list, either
TCP
,
UDP
,
or
Both
.
4.
Enable the
Enable this entry
checkbox.
5.
Click the
OK
button.
53