Prestige 202 ISDN Router
7-4
NAT
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.
Figure 7-2 NAT Application
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
Summary of Contents for ZyXEL Prestige 202
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