Sparklan WVTR-141, User Manual

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4.6.5 URL Filtering
When you enable the URL Filtering function, you can specify some HTTP URLs in
filter table. If the PCs in the local private network want to access these webpage in the
filter table, it will be blocked by the firewall.
4.6.6 DMZ
A Demilitarized Zone is used to provide Internet services without sacrificing
unauthorized access to its local private network. Typically, the DMZ host contains
devices accessible to Internet traffic, such as Web (HTTP) servers, FTP servers,
SMTP (e-mail) servers and DNS servers. So that all inbound packets will be
redirected to the computer you set. It also is useful while you run some applications
(ex. Internet game) that use uncertain incoming ports.
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