2LAN+1POTS+WiFi Dual Mode HGU USER MANUAL
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Source Port
Input the source port you want to configure in the rule.
Destination Port
Input the destination port you want to configure in the rule.
3.4.4.2 Common Filtering
This page is used to configure the access control and common ports on the upstream and
downstream directions. By default, HGU can’t be accessed from WAN side by telnet, web and so
on.
Figure 3-45: Common Port Filter
3.5 Application
3.5.1 DDNS
Dynamic DNS services allow you to change a dynamic IP address to a static host name in any
multiple domains, allowing your router to be more easily accessed from different locations on
the Internet.
Figure 3-46: DDNS