ZyXEL Communications LTE5366 Series, Руководство пользователя

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Chapter 10 NAT
LTE5366 Series User’s Guide
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The following table describes the labels in this screen.
10.3.1 Port Forwarding Edit Screen
This screen lets you edit a port forwarding rule. Click a rule’s Edit icon in the Port Forwarding screen to
open the following screen.
Table 38 Configuration > Network > NAT > Port Forwarding
LABEL DESCRIPTION
Default Server Setup
Default Server In addition to the servers for specified services, NAT supports a default server. A default
server receives packets from ports that are not specified in the
Port Forwarding screen. You
can decide whether you want to use the default server or specify a server manually.
Select this to use the default server.
Change to Server Select this and manually enter the server’s IP address.
Service Name Select a pre-defined service from the drop-down list box. The pre-defined service port
number(s) and protocol will be displayed in the port forwarding summary table.
Otherwise, select User define to manually enter the service name and port number(s) and
select the IP protocol.
Service Protocol Select the transport layer protocol supported by this virtual server. Choices are TCP , UDP , or
TCP_UDP .
If you have chosen a pre-defined service in the Service Name field, the protocol will be
configured automatically.
WAN Interface Select the WAN interface on which the matched packets are received.
Port Range Specify the first and last external port numbers that identify the service.
If you have chosen a pre-defined service in the Service Name field, the port number(s) will
be configured automatically.
Translation Port
Range Specify the first and last internal port numbers that identify the service.
If you have chosen a pre-defined service in the Service Name field, the port number(s) will
be configured automatically.
Server IP Address Enter the inside IP address of the virtual server here and click Add to add it in the port
forwarding summary table.
# This is the number of an individual port forwarding server entry.
Status This icon is turned on when the rule is enabled.
Name This field displays a name to identify this rule.
Protocol This is the transport layer protocol used for the service.
WAN Interface This field displays the WAN interface on which the matched packets are received.
Port This field displays the port number(s).
Translation Port This field displays the internal port number(s) that identifies the service.
Server IP Address This field displays the inside IP address of the server.
Modify Click the Edit icon to open the edit screen where you can modify an existing rule.
Click the Delete icon to remove a rule.
Cancel Click Cancel to begin configuring this screen afresh.
Apply Click Apply to save your changes back to the LTE5366.