The Dmz Host Screen - ZyXEL Communications ZyXEL Prestige P-870HW-51a v2 User Manual

Table 29 Port Forwarding Edit (continued)
LABEL
External Start
Port
External End
Port
Internal Start
Port
Internal End
Port
Server IP
Address
Protocol
Back
Apply
Cancel

8.4 The DMZ Host Screen

In addition to the servers for specified services, NAT supports a default server IP
address. A default server receives packets from ports that are not specified in the
NAT Port Forwarding Setup screen.
Figure 56 NAT - DMZ Host
P-870HW-51a v2 User's Guide
DESCRIPTION
Enter the original destination port for the packets.
To forward only one port, enter the port number again in the External
End Port field.
To forward a series of ports, enter the start port number here and the
end port number in the External End Port field.
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.
Enter the port number here to which you want the ZyXEL Device 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.
Enter the last port of the translated port range.
Enter the inside IP address of the virtual server here.
Select the protocol supported by this virtual server. Choices are TCP,
UDP, or TCP/UDP.
Click Back to return to the previous screen.
Click Apply to save your changes back to the ZyXEL Device.
Click Cancel to begin configuring this screen afresh.
Chapter 8 Network Address Translation (NAT)
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