ZyXEL Communications P8802T, User Manual

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Chapter 6 Network Address Translation (NAT)
Basic Home Station VDSL2 P8802T User’s Guide
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6.4 The DMZ Host Screen
Click Advanced Setup > NAT > DMZ Host to open the DMZ Host screen. Use this screen to
specify the IP address of a default server to receive packets from ports not specified in the Virtual
Servers screen.
Figure 39
DMZ Host
The following table describes the fields in this screen.
External Port
End Enter the last port of the original destination port range.
To forward only one port, enter the port number in the External Start Port field above
and then enter it again in this field.
To forward a series of ports, enter the last port number in a series that begins with the port
number in the External Start Port field above.
Protocol Select the protocol supported by this virtual server. Choices are TCP, UDP, or TCP/UDP.
Internal Port
Start Enter the port number here to which you want the VDSL Router to translate the incoming
port. For a range of ports, enter the first number of the range to which you want the
incoming ports translated.
Internal Port End Enter the last port of the translated port range.
Back Click Back to return to the previous screen.
Apply Click Apply to save your changes back to the VDSL Router.
Cancel Click Cancel to begin configuring this screen afresh.
Table 32
Virtual Servers Add (continued)
LABEL DESCRIPTION
Table 33
DMZ Host
LABEL DESCRIPTION
DMZ Host IP
Address Enter the IP address of the default server which receives packets from ports that are not
specified in the Virtual Servers screen.
Note: If you do not assign a default server, the VDSL Router discards all packets received
for ports not specified in the virtual server configuration.
Save/Apply Click this to save your changes back to the VDSL Router.