• External Filters Configuration –To limit the packets passing through the device from WAN side
to LAN side
• DNS Loopback – If there is any domain in your private network you can setup the Domain Name
& Private IP mapping table for DNS query.
• Protocol & Port Binding – It is similar to SMTP binding but you must setup additional data such
as Protocol & Port Range. If all the checking items are met, the packet will be bound on the
specified WAN port.
Figure 4-12: Advanced Features
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