TP-Link TL-R480T+ manual 1.6 ALG,  Alg

Note:

●The Trigger Port and Incoming Port should be set in the range of 1-65535. The Incoming Port can be set in a continuous range such as 8690-8696.

●The router supports up to 16 Port Triggering entries. Each entry supports at most 5 groups of trigger ports and overlapping between the ports is not allowed.

●Each entry supports at most 5 groups of incoming ports and the sum of incoming ports you set for each entry should not be more than 100.

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 4-28indicates that: This is a Port Triggering entry named host1, when the LAN host initiates a TCP request via port of 5354, the incoming port 5355 will open for TCP and UDP protocol, and the data packets are transmitted from WAN1 port. This entry is activated.

4.5.1.6ALG

Some special protocols such as FTP, H.323, SIP, IPsec and PPTP will work properly only when ALG (Application Layer Gateway) service is enabled.

Choose the menu Advanced→NAT→ALG to load the following page.

Figure 4-29 ALG

The following items are displayed on this screen:

 ALG
FTP ALG:	Enable or disable FTP ALG. The default setting is enabled. It is
	recommended to keep the default setting if no special
	requirement.

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