TP-Link TD-W9970 User Manual page 84

4. Select the protocol used for Incoming Ports from the
TCP or UDP, or All.
5. Select Enable in
6. Click Save to save the new rule.
Interface: Display the default gateway you have set.

Trigger Port: The port for outgoing traffic. An outgoing connection using this port will trigger

this rule.
Trigger Protocol:

supported by the modem router).
Open Port: The port or port range 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. You can input at most 5 groups of ports (or port sections). Every group of
ports must be separated with ",", for example, 2000-2038, 2046, 2050-2051, 2085,
3010-3030.
Open Protocol: The protocol used for

supported by the modem router).
Status: The status of this entry, Enabled means the Port Triggering entry is enabled.

Common Service

Open Protocol.
To modify or delete an existing entry:
1. Find the desired entry in the table.
2. Click Edit as desired on the
Click Enable/ Disabled Selected
Click Delete Selected
Once the modem router is configured, the operation is as follows:
1. A local host makes an outgoing connection to an external host using a destination port
number defined in the
2. The modem router records this connection, opens the incoming port or ports associated with
this entry in the Port Triggering
Status field.
The protocol used for Trigger Ports, either TCP, UDP, or
Incoming
Port: Some popular applications already listed in the drop-down list of
Edit column.
to make selected entries enabled/ disabled.
to delete selected entries.
Trigger Port field.
table, and associates them with the local host.
Open Protocol
Port, either TCP, UDP, or
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TD-W9970 User Guide
drop-down list, either
All (all protocols
ALL (all protocols