User Manuals

5.5.4 

By default, any device connected to your Cat4 Router is allowed to access the

internet. You can use the MAC lter to block specic devices from accessing

the internet.

Disable:

All connected devices can access the internet.



: Only devices with a MAC address added to this list can access the

internet.



: Devices with a MAC address added to this list cannot access the

internet.

5.5.5 

This function enables the administrator to block specific devices from

accessing specied URL(s) during set me periods.

Note:

Blocking a URL may not block the associated app. For example, adding

www.facebook.com may not block the specified device from using the

Facebook app.

5.6 NAT

5.6.1 DMZ

If external users cannot access certain network services provided by the LAN,

you can enable DMZ and set a new Host IP address. Click to enable it. Enter an

appropriate Host IP address and then click

Apply

5.6.2 UPnP

Universal Plug and Play (UPnP) is a set of networking protocols that

allows devices connected to your Cat4 Router to discover each other and

establish functional network services for data sharing, communications, and

entertainment. You may enable or disable UPnP. This function is disabled by

default.

5.6.3 Virtual Server

This device supports virtual server connections, enabling external users

to access the services provided in the local area network (LAN) using the

Hypertext Transfer Protocol (HTTP), File Transfer Protocol (FTP), and other

protocols. Click

to enter the parameters, including name, LAN IP address,

LAN port, WAN port, etc. Click

Apply

when nished.