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Chapter 11 Network Address Translation (NAT)
VMG5313-B10A/-B30A Series User’s Guide
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Figure 80 Port Triggering: Add/Edit
The following table describes the labels in this screen.
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.
Table 59 Port Triggering: Configuration Add/Edit
LABEL DESCRIPTION
Active Select the check box to enable this rule.
Service Name Enter a name to identify this rule using keyboard characters (A-Z, a-z, 1-2 and so on).
WAN Interface Select a WAN interface for which you want to configure port triggering rules.
Trigger Start
Port
The trigger port is a port (or a range of ports) that causes (or triggers) the VMG to record
the IP address of the LAN computer that sent the traffic to a server on the WAN.
Type a port number or the starting port number in a range of port numbers.
Trigger End
Port
Type a port number or the ending port number in a range of port numbers.
Trigger Protocol Select the transport layer protocol from TCP, UDP, or TCP/UDP.
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 VMG 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.