Example 2 - Internet Access With A Default Inside Server; Figure 9-11 Nat Example 1; Figure 9-12 Nat Example For Internet Access; Figure 9-13 Nat Example 2 - ZyXEL Communications Prestige 1600 Configuration Manual

In Menu 4 choose the SUA Only option for the Network Address Translation field. This is a pre-configured
Many-to-One mapping discussed in section 9.1.4.
9.4.2

Example 2 - Internet Access with a Default 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. All incoming connections are forwarded to
the default inside server at the IP address specified.
NAT

Figure 9-11 NAT Example 1

Menu 4 - Internet Access Setup
ISP's Name= EG1
My Login= 1234
My Password= ********
Network Address Translation= SUA Only
My IP Addr= 0.0.0.0
Address Mapping Set= N/A
Press ENTER to Confirm or ESC to Cancel:

Figure 9-12 NAT Example for Internet Access

Figure 9-13 NAT Example 2

Prestige 1600 Universal Access Concentrator
9-11