User's Guide

TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide
Figure 4-48
¾ WAN Setting: The setting of WAN side, it can be “Interface” or “IP Address”.
If it is “Interface”, you should specify a WAN interface for this ACL entry.
If the WAN setting is “IP Address”, you should specify the IP address of the host on WAN side.
¾ Service Allowed: You can specify the service and opened port for this service on WAN side.
The host access the specified port can obtain the specified service the router provides.
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