Interface: This field allows the user to choose specific WAN Interface (PVC or PPP Session) for NAT Session.
NAT Session Name Status will be displayed at the bottom of this page to show all the Session Names with its WAN Interface.
Click the link Go back to NAT Configuration to the NAT configuration page. Select the NAPT option. Select the Session Name and assign the PC IP address, and choose the Add action. Click the Submit button and go to the Save Settings to save this configuration.
NAPT allows many entries (User IPs) per session.
Session Name Status will be displayed at the middle of this page to show the corresponding Session Name with its IP address.
Available Sessions Status will be displayed at the end of this page to show all the Session Names with its WAN Interface.
Virtual Server
The Virtual Server Configuration page allows users to set the configuration of Virtual Server. The firmware includes the Free BSD version firewall. All UDP/TCP ports are protected from intrusion. If any specific local PCs need to be mapped to the UDP/TCP port on WAN side, please input the mappings here.
This product’s NAT firewall filters out unrecognized packets to protect your Intranet, so all hosts behind this product are invisible to the outside world. If you wish, you can make some of them accessible by enabling the virtual server.
The Virtual Server allows you to set up public services, such as a Web server, FTP,
Set up private network computers to act as servers and configure each server with a fixed IP address. Enter the desired service port numbers in the public port and private port field and specify port type as TCP or UDP.
Port number | Service | Port number | Service |
7 | Echo | 79 | Finger |
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20,21 | FTP | 80 | HTTP |
23 | Telnet | 110 | POP3 |
25 | SMTP | 161 | SNMP |
53 | DNS | 162 | SNMP Traps |
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Click” Add this setting” button after you set and click “save settings” to save all configuration.
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