User's Manual Part 1

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6.6 Firewall
6.6.1 User Control
In this page, you can add or remove outgoing IP filter. And you can also add or
remove incoming IP filter if there is at least one wan connection which enables
firewall and service type is HIS or IPTV.
Figure 16
6.6.2 Operator Control
In this page, you can see firewall of operator but not support to modify.