IPricot IPR-S1000 - Manual (Page 58)

Configuring the IPR-S1000
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Click on the accept changes button.
11. Firewall
Definition: A firewall is a set of programs, located at a network
gateway server, that protects the resources of a private network from
users from other networks. Basically, a firewall, working closely with a
router program, examines each network packet to determine whether
to forward it towards its destination.
Static rules