Figure 30-10 Nat Example 1; Figure 30-11 Menu 4: Internet Access & Nat Example; Figure 30-12 Nat Example 2 - ZyXEL Communications ZyWALL 5 User Manual

ZyWALL 5 Internet Security Appliance
Figure 30-11 Menu 4: Internet Access & NAT Example
From menu 4 shown above, simply choose the SUA Only option from the Network Address
Translation field. This is the Many-to-One mapping discussed in section 30.4. The SUA Only read-
only option from the Network Address Translation field in menus 4 and 11.3 is specifically pre-
configured to handle this case.
30.4.2 Example 2: Internet Access with an Inside Server
In this case, you do exactly as above (use the convenient pre-configured SUA Only set) and also go to
menu 15.2 to specify the Inside Server behind the NAT as shown in the next figure.
30-8

Figure 30-10 NAT Example 1

Menu 4 - Internet Access Setup
ISP's Name= ChangeMe
Encapsulation= Ethernet
Service Type= Standard
My Login= N/A
My Password= N/A
Retype to Confirm= N/A
Login Server= N/A
Relogin Every (min)=
IP Address Assignment= Dynamic
IP Address= N/A
IP Subnet Mask= N/A
Gateway IP Address= N/A
Network Address Translation= SUA Only
Press ENTER to Confirm or ESC to Cancel:

Figure 30-12 NAT Example 2

N/A
NAT