Nat; Virtual Servers - SAGEMCOM F@ST 4310 Reference Manual

5- Information / Configuration

5.7.5 NAT

Object: NAT is a configurable IP address translation function which is applied to the interfaces of your
router which you have activated for this function.
Several translation function configurations and the NAT actions can be configured and may be
activated as indicated in section 5.7.5.1 > Add.
This section contains the following menus:
• Virtual Servers (see subsection 5.7.5.1)
• Port Triggering (see subsection 5.7.5.2)
• DMZ Host (see subsection 5.7.5.3)
5.7.5.1

Virtual Servers

Object: This menu is used to route directly to the External Ports the incoming data from a Service server
(such as, for example, FTP Server, SNMP, TFTP etc.) of the remote network (WAN) to computers
on the local network (LAN) via the Internal Ports.
• In the Advanced Setup menu, select NAT then select Virtual Servers.
The following screen opens:
Field
Server Name
External Port Start
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• Select a Service: Service available over Internet (such as, for
example FTP Server, SNMP, TFTP etc.).
• Custom Service: Name you want to allocate to a local server.
Internal start port (WAN side).
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Meaning
F@ST 4310 Reference Manual