Prestige 334 User’s Guide
Chapter 7 Network Address Translation (NAT) Screens
96
7.5.1 Configuring Address Mapping
To edit an address mapping rule, select the radio button of a rule and click the
Edit
button to
display the screen shown next.
Type
1.
One-to-One
mode maps one local IP address to one global IP address. Note that
port numbers do not change for the One-to-one NAT mapping type.
2.
Many-to-One
mode maps multiple local IP addresses to one global IP address.
This is equivalent to SUA (i.e., PAT, port address translation), ZyXEL's Single User
Account feature that previous ZyXEL routers supported only.
3.
Many-to-Many Overload
mode maps multiple local IP addresses to shared global
IP addresses.
4.
Many One-to-One
mode maps each local IP address to unique global IP
addresses.
5.
Server
allows you to specify inside servers of different services behind the NAT to
be accessible to the outside world.
Insert
Click
Insert
to insert a new mapping rule before an existing one.
Edit
Click
Edit
to go to the
Address Mapping Rule
screen.
Delete
Click
Delete
to delete an address mapping rule.
Table 25
Address Mapping
LABEL
DESCRIPTION