ZyXEL VMG4380 User Guide - Page 187

The DMZ Screen

Page 187 highlights

Chapter 11 Network Address Translation (NAT) Table 59 Port Triggering: Configuration Add/Edit (continued) LABEL Open Start Port 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. Open End Port Open Protocol OK Cancel 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. 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 83 Network Setting > NAT > DMZ The following table describes the fields in this screen. Table 60 Network Setting > NAT > DMZ LABEL DESCRIPTION Default Server Enter the IP address of the default server which receives packets from ports that are not Address specified in the NAT Port Forwarding screen. Apply Cancel 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. VMG4380-B10A / VMG4325-B10A User's Guide 187

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Chapter 11 Network Address Translation (NAT)
VMG4380-B10A / VMG4325-B10A User’s Guide
187
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 83
Network Setting > NAT > DMZ
The following table describes the fields in this screen.
Open Start Port
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.
Open End Port
Type a port number or the ending port number in a range of port numbers.
Open Protocol
Select the transport layer protocol from
TCP
,
UDP
, or
TCP/UDP
.
OK
Click
OK
to save your changes.
Cancel
Click
Cancel
to exit this screen without saving.
Table 59
Port Triggering: Configuration Add/Edit (continued)
LABEL
DESCRIPTION
Table 60
Network Setting > NAT > DMZ
LABEL
DESCRIPTION
Default Server
Address
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.
Apply
Click
Apply
to save your changes.
Cancel
Click
Cancel
to restore your previously saved settings.