Nat Application; Figure 35 Port Restricted Cone Nat - Nortel BSR222 Configuration

134 Chapter 8 Network Address Translation (NAT) Screens
In Figure
A because A previously sent a packet to IP address e.f.g.h and port 20202. B
cannot send packets, with source IP address e.f.g.h and port 10101 to A because A
has not sent a packet to IP address e.f.g.h and port 10101.

Figure 35 Port Restricted Cone NAT

NAT application

Figure 36
LANs using IP Alias) behind the Business Secure Router can communicate with
three distinct WAN networks. More examples follow at the end of this chapter.
NN47922-500
35, B can send packets, with source IP address e.f.g.h and port 20202 to
illustrates a possible NAT application, where three inside LANs (logical