TP-Link TD-W8970N - Manual (Page 42)

TD-W8970N Wireless N ADSL2+ Modem Router User Guide
Choose “Advanced Setup”Æ“NAT”, there are three submenus under the main menu: Virtual
Servers
, Port Triggering and DMZ Host. Click any of them, and you will be able to configure the
corresponding function.
Figure 4-24
4.4.5.1 Virtual Servers
Choose “Advanced Setup”Æ“NAT”Æ“Virtual Servers”, you can set up virtual servers on the
screen below (shown in Figure 4-25).
Virtual servers can be used for setting up public services on your LAN, such as DNS, Email and
FTP. A virtual server is defined as a service port, and all requests from the Internet to this service
port will be redirected to the computer specified by the server IP. Any PC that was used for a
virtual server must have a static or reserved IP Address because its IP Address may change when
using the DHCP function.
Figure 4-25
¾ Virtual Server Table: The table indicates the information about the Virtual Server entries.
• Server Name: This is the name of the Virtual Server. It is exclusive and must be filled in.
• External Port Start: The base number of External Ports. You can type a service port or
leave it blank.
• External Port End: The end number of External Ports. You can type a service port or
leave it blank.
• Protocol: The protocol used for this application, TCP, UDP, or TCP/UDP.
• Internal Port Start: The base number of Internal Ports. You can type a service port or
leave it blank.
• Internal Port End: The end number of Internal Ports. You can type a service port or leave
it blank.
• Server IP Address: The IP Address of the PC providing the service application.
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