User's Manual

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CIO Router: CR48NA User Manual
Revision: 1.3
4.5. Dos Prevention
Select to Network -> Firewall -> Dos Prevention as shown in Figure 14 to against common denial of
service (DoS) attacks. Dos attacks are achieved by flooding a specific network resource by excessively
sending unnecessary requests which can cause the network device or resource to stop functioning.
Figure 14: DoS Prevention
4.6. DMZ Host
Select to Network -> Firewall -> DMZ Host as shown in Figure 15 to expose a specific host or device on
your LAN to the Internet to allow anyone to access it. This makes all the ports and services available on
the WAN/Internet side of the router and forwards all ports to the DMZ host.
Figure 15: DMZ Host