Configuring Sua Server; Figure 15-3 Multiple Servers Behind Nat Example - ZyXEL Communications ZyWALL 5 User Manual

ZyWALL 5 Internet Security Appliance
the example). You assign the LAN IP addresses and the ISP assigns the WAN IP address. The NAT
network appears as a single host on the Internet.

15.4 Configuring SUA Server

If you do not assign a Default Server IP address, the ZyWALL
discards all packets received for ports that are not specified here
or in the remote management setup.
Click SUA/NAT to open the SUA Server screen.
Refer to Table 15-3 for port numbers commonly used for particular services.
15-6

Figure 15-3 Multiple Servers Behind NAT Example

IP address
assigned by ISP.
NAT