The Dmz Screen - ZyXEL Communications VMG1312-B Series User Manual

Table 56 Port Triggering: Configuration Add/Edit (continued)
LABEL
Open Start Port
Open End Port
Open Protocol
OK
Cancel

11.5 The DMZ 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 80 Network Setting > NAT > DMZ
The following table describes the fields in this screen.
Table 57 Network Setting > NAT > DMZ
LABEL
Default Server
Address
Apply
Cancel
VMG1312-B Series User's Guide
DESCRIPTION
The open port is a port (or a range of ports) that a server on the WAN uses when it sends
out a particular service. The Device forwards the traffic with this port (or range of ports) to
the client computer on the LAN that requested the service.
Type a port number or the starting port number in a range of port numbers.
Type a port number or the ending port number in a range of port numbers.
Select the transport layer protocol from TCP, UDP, or TCP/UDP.
Click OK to save your changes.
Click Cancel to exit this screen without saving.
DESCRIPTION
Enter the IP address of the default server which receives packets from ports that are not
specified in the NAT Port Forwarding screen.
Note: If you do not assign a Default Server Address, the Device discards all packets
received for ports that are not specified in the NAT Port Forwarding screen.
Click Apply to save your changes.
Click Cancel to restore your previously saved settings.
Chapter 11 Network Address Translation (NAT)
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