User's Manual

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transparently across the Internet.
6.8.1 Configuration
It is also very simple to configure NAT in this host. To start, please click “Service” and
“NAT” from “System Management Tools”. Then click “Configurations” to configure which
NIC is for the public network and whether to enable NAT and whether to log, and log
directory、size and times as shown in the figure below:
6.8.2 Port Redirection
Port Redirection function can redirected the packet externally connected to specified port
number to specified host. This makes server for intranet available for external use. Also,
it prevents server for intranet from direct exposure and attack from outside.
Click “Redirec Port” from “NAT” as shown in the figure below:
Click the “Insert New Rule” and input the detail information as shown in the figure below: