Dmz Host; Security; Ip Filtering - Iskratel Innbox V50-U Management Manual

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2. Select the application from the drop-down list. If the list does not have the application that you want,
select the Custom application radio button, and type the name of the custom application in the text
box.
3. Enter the Trigger Port Start, Trigger Port End, Open Port Start and Open Port End in the table,
and then select the Trigger protocol and Open protocol: TCP, UDP or All.
4. Click Save/Apply to enable the settings.
Note: If you select the application from the drop-down list, the External Port Start,
External Port End, Internal Port Start, Internal Port End and the Protocol will be added in
the table automatically.
3.2.4.3

DMZ Host

The DMZ host feature can make a local host be exposed to the Internet for a special-purpose service,
such as online gaming or video conferences.The device will forward IP packets from the WAN that do not
belong to any of the applications configured in the virtual servers table to the DMZ host computer.
Select Advanced Setup > NAT > DMZ Host. The following page opens:

DMZ Host IP Address:
• Enter the DMZ host IP address and click Apply to activate the DMZ host
• Clear the IP address field and click Apply to deactivate the DMZ host.
Note: DMZ host forwards all the ports at the same time. Any PC whose port is being
forwarded must have its DHCP client function disabled and should have a new static IP
Address assigned to it because its IP Address may change while using the DHCP
function.
3.2.5

Security

The advanced security features prevent other computers on the Internet from connecting to your PCs. You
should only change the default security settings if you have experience in network configuration. In most
cases you will not need to make any changes.
The following security features can be configured: IP filtering and MAC filtering.
3.2.5.1

IP Filtering

The IP address filtering feature makes it possible for administrators to control user access to the Internet,
which is based on user IP. The IP address filtering includes: Outgoing IP filtering and Incoming IP
filtering.
Figure 3-20: DMZ Host
D. Management guide