Nat Application; Sua (Single User Account) Versus Nat; Figure 7-2 Nat Application - ZyXEL Communications Prestige 202 User Manual

Prestige 202 ISDN Router
7.2

NAT Application

The following figure illustrates a possible NAT application, where three inside LANs behind the
Prestige can "talk" to three distinct Internet destinations. More examples follow at the end of this
chapter.
7.3

SUA (Single User Account) Versus NAT

SUA (Single User Account) in previous ZyNOS versions is a NAT set with 2 rules, Many-to-One
and Server. See Section 7.5.1 for a detailed description of the NAT set for SUA. The Prestige now
has Full Feature NAT support to map global IP addresses to local IP addresses of clients or
servers using all mapping types as outlined in Table 7-1 NAT Mapping Types. The Prestige
supports NAT sets on a remote node basis. They are reusable, but only one set is allowed for each
remote node. The last set (SUA Only option in Menu 15.1) is a convenient, pre-configured, read
7-4

Figure 7-2 NAT Application

NAT