
Requirements For Network Address Translation in Remote Access Networks • Chapter 10 437
NOTE
Only TCP traffic is supported, and non-TCP frames such as UDP will pass
through the NAT router untranslated. However, if additional NAT rules
are in effect, they may impact the non-TCP packets.
Additionally, TCP load distribution can be used within an organization
as well as from the Internet. A company may decide that it needs to
load-balance its internal intranet Web servers. Or the company may
choose to load-balance servers that are accessed from the Internet.
Figure 10.8 illustrates a router implementing the TCP load distribution
function. The organization ...