ZyXEL Communications P-334W Many, types, Server, One-to-One, Table 10-2NAT Mapping Types, Port numbers do not change for One-to-One and Many One-to-One NAT mapping

Prestige 334W User’s Guide

Many One-to-One: In Many-One-to-One mode, the Prestige maps each local IP address to a unique global IP address.

Server: This type allows you to specify inside servers of different services behind the NAT to be accessible to the outside world.

Port numbers do not change for One-to-Oneand Many One-to-OneNAT mappingtypes.

The following table summarizes these types.

Table 10-2 NAT Mapping Types

TYPE	IP MAPPING		SMT ABBREVIATION
One-to-One	ILA1	IGA1	1-1
Many-to-One (SUA/PAT)	ILA1	IGA1	M-1
	ILA2	IGA1
	…
Many-to-Many Overload	ILA1	IGA1	M-M Ov
	ILA2	IGA2
	ILA3	IGA1
	ILA4	IGA2
	…
Many One-to-One	ILA1	IGA1	M-1-1
	ILA2	IGA2
	ILA3	IGA3
	…
Server	Server 1 IP	IGA1	Server
	Server 2 IP	IGA1
	Server 3 IP	IGA1

NAT Screens 10-5