Ericsson W21 - Manual (Page 46)

Configuration and Management
allowed. For more information on public and private IP addresses,
contact your service provider.
When a computer on the Internet sends data to the public IP address of
Ericsson W21, it needs to know what to do with the data. A port forwarding
rule tells the Ericsson W21 which computer on the local area network to
send the data to.
The “PORT FORWARDING” section on the NAT page includes the
following information about port forwarding rules:
Table 15 - Port Forwarding description
Text Description
NAT Port The NAT port number that the data traffic is allowed
to be transported on.
The IP address of the destination server on the LAN. Server IP
The port number on the destination server which
identifies the type of service that is directed, for
example web service on port 8080. Server Port
The protocol to be used for the service; TCP or
UDP. Protocol
Click on the button to delete the port forwarding rule. Delete
Click on the button to edit the port forwarding rule. Edit
2.7.3.1 Add a Port Forwarding Rule
To add a new port forwarding rule, click the Add Instance button. The Add
Port forwarding Instance page is displayed:
Figure 31 - Add Port forwarding Instance page
44 1/1551-CRH 102 167 Uen Rev D 2007-11-16