Hawking Technology 108G - Manual (Page 60)

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2.6 NAT
Network Address Translation (NAT) allows multiple users at your local site to access the Internet
through a single Public IP Address or multiple Public IP Addresses. NAT provides Firewall
protection from hacker attacks and has the flexibility to allow you to map Private IP Addresses to
Public IP Addresses for key services such as Websites and FTP.
Parameter
Description
2.6.1 Port Forwarding You can have different services (e.g. email, FTP, Web
etc.) going to different service servers/clients in your
LAN. The Port Forwarding allows you to re-direct a
particular range of service port numbers (from the
Internet/WAN Ports) to a particular LAN IP address.
2.6.2 Virtual Server You can have different services (e.g. email, FTP, Web
etc.) going to different service servers/clients in your
LAN. The Virtual Server allows you to re-direct a
particular service port number (from the Internet/WAN
Port) to a particular LAN IP address and its service port
number.
2.6.3 Special Applications
Some applications require multiple connections, such as
Internet games, video conferencing, Internet telephony
and others. In this section you can configure the router
to support these types of applications.
2.6.4 UPnP Setting It allows to Enable or Disable UPnP feature here. After
you enable the UPnP feature, all client systems that
support UPnP, like Windows XP, can discover this router
automatically and access the Internet through this router
without any configuration. The NAT Traversal function
provided by UPnP can let applications that support