TP-Link TL-ER604W manual  Port Triggering

List of Rules

In this table, you can view the information of the entries and edit them by the Action buttons.

The first entry in Figure 3-36indicates: This is a Virtual Server entry named host, all the TCP data packets from WAN1 to port 65534-65535 of the Router will be redirected to the port 65534-65535 of the LAN host with IP address of 192.168.0.103, and this entry is activated.

3.4.1.5Port Triggering

Some applications require multiple connections, such as Internet games, video conferencing, Internet calling, P2P download and so on. Port Triggering is used for those applications requiring multiple connections.

When an application initiates a connection to the trigger port, all the ports corresponding to the incoming port will open for follow-up connections.

Choose the menu Advanced→NAT→Port Triggering to load the following page.

Figure 3-37 Port Triggering

The following items are displayed on this screen:

Port Triggering

Name:Enter a name for Port Triggering entries. Up to 28 characters can be entered.

Interface:Select an interface for forwarding data packets.

Trigger Port: Enter the trigger port number or the range of port. Only when the trigger port initiates connection will all the corresponding incoming ports open and provide service for the applications, otherwise the incoming ports will not open.

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