3.5.2.4 Virtual Server
Click
Virtual Server
in the left pane, the page shown in the following figure appears.
The following table describes the parameters of this page:
Field
Description
Service Type
You can select the common service type, for example,
AUTH
,
DNS
, or
FTP
. You can also define a service name.
If you select
Usual Service Name
, the corresponding
parameter has the default settings.
If you select
User-defined Service Name
, you need to
enter the corresponding parameters.
Protocol
Choose the transport layer protoc ol that the service type
uses. You can choose
TCP
or
UDP
.
WAN Setting
You can choose
Interface
or
IP Address
.
WAN Interface
Choose the router port that uses virtual server.
WAN Port
Choose the access port on the WAN.
LAN Open Port
Enter the port number of the specified service type.
LAN IP Address Enter the IP address of the virtual server . It is in the s ame
network segment with LAN IP address of the router.
3.5.2.5 DMZ Setting
Demilitarized Zone ( DMZ) is used to provi
de Internet services without sacrificing
unauthorized access to its local private network. Typically, the DMZ host contains devices
accessible to Internet traf fic, such as w eb (HTTP) servers, FTP servers, SMTP (e-mail)
servers and DNS servers.
Click
DMZ Setting
in the left pane, the page shown in the following figure appears.
The following describes how to configure DMZ.
Step 1
: Select
Enable DMZ
to enable this function.
Step 2
: Enter an IP address of the DMZ host.
Step 3
: Click
Apply Changes
to save the settings of this page temporarily.
38
