IPricot IPR-S1000 - Manual (Page 60)

Configuring the IPR-S1000
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Displays the factory DVB MAC address which is always enabled.
In the blank fields, enter additional MAC addresses.
Click on the Accept changes button.
13. NAT
Definition: Network Address Translation is the translation of an IP
address used within one network to a different IP address known within
another network. Your network is designated the inside network, and
the Internet is the outside.