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2. Firewall
MZK-W04NU has three kinds of firewall functions which are Local Server, DMZ, and IP Filtering.
2.1. Local Server
Local Server configuration is used to i) make a server on LAN publicly accessible via the Internet and ii)
access applications including online games and chat programs. Some services and applications used on
the Internet have been already registered in the product to simplify Local Server configuration. You may
set 32 sets of servers.
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Protocol: Select to use “TCP” or “UDP” protocol.
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WAN Port Range: Enter the source port number for the service or application.
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Server IP: Enter the IP address of the PC that serves as local server.
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Server Port Range: Enter the destination port number for the service or application.
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Enable: Put a check in the check box to enable each server.
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Apply: Click this button to save the settings.
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Clear: If there is anything wrong with the settings you made, you can click “Clear” to configure the
page again.