D820R ADSL2+ Router User Guide
computer).Select “
NAT
” tab, and
in “
NAT Option
” select “
NAT Rule
Entry
”.Click “
Add
” to create a
new NAT rule. The window will
appear as right.
Rule
Flavor
：
Basic
Rule
：
The
Basic flavor translates
the private (LAN-side)
IP address to a public
(WAN-side) address,
Filter
Rule
：
translates public and
private IP addresses on
a one-to-one basis.
NAPT
Rule
：
The
NAPT flavor translates
private source IP
addresses to a single
public IP address. The
NAPT rule also
translates the source
port numbers to port
numbers that are
defined on the NAT
Global Configuration
page
25
