ZyXEL Communications LTE5121, User Manual

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Chapter 10 Network Address Translation (NAT)
LTE-5121 User’s Guide
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10.3 The DMZ Screen
Click Network Setting > NAT > DMZ to open the DMZ screen. Use this screen to specify the IP
address of a default server to receive packets from ports not specified in the Port Forwarding
screen.
Figure 79
Network Setting > NAT > DMZ
The following table describes the fields in this screen.
10.4 The Sessions Screen
Use the Sessions screen to limit the number of concurrent NAT sessions each client can use.
Click Network Setting > NAT > Sessions to display the following screen.
Figure 80
Network Setting > NAT > Sessions
Protocol Type Select the protocol supported by this virtual server. Choices are TCP, UDP, or
TCP/UDP.
Apply Click Apply to save your changes.
Back Click Back to return to the previous screen without saving.
Table 40
Port Forwarding: Add/Edit (continued)
LABEL DESCRIPTION
Table 41
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 Port Forwarding screen.
Note: If you do not assign a default server, the LTE Device discards all packets received for
ports not specified in the virtual server configuration.
Apply Click this to save your changes back to the LTE Device.
Cancel Click Cancel to restore your previously saved settings.