User manual

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Field/Header Description
Trigger Port End Enter the ending trigger port number (when you select
custom application). When an application is selected, the
port ranges are automatically configured.
Trigger Protocol TCP, TCP/UDP, or UDP.
Open Port Start Enter the starting open port number (when you select
custom application). When an application is selected, the
port ranges are automatically configured.
Open Port End Enter the ending open port number (when you select
custom application). When an application is selected, the
port ranges are automatically configured.
Open Protocol TCP, TCP/UDP, or UDP.
5.4.3 DMZ Host
The DSL router will forward IP packets from the WAN that do not belong to any of
the applications configured in the Virtual Servers table to the DMZ host computer.
To Activate the DMZ host, enter the DMZ host IP address and click Save/Apply.
To Deactivate the DMZ host, clear the IP address field and click Save/Apply.
5.5 Security
To display this function, you must enable the firewall feature in WAN Setup.
For detailed descriptions, with examples, please consult Appendix A - Firewall.
5.5.1 IP Filtering
This screen sets filter rules that limit IP traffic (Outgoing/Incoming). Multiple filter
rules can be set and each applies at least one limiting condition. For individual IP
packets to pass the filter all conditions must be fulfilled.
NOTE: This function is not available when in bridge mode. Instead, MAC Filtering
(pg. 36) performs a similar function.