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Prestige 652 Series User’s Guide
8-6
NAT
1. Choose
SUA Only
if you have just one public WAN IP address for your Prestige.
2. Choose
Full Feature
if you have multiple public WAN IP addresses for your Prestige.
8.3 SUA Server
A SUA server set is a list of inside (behind NAT on the LAN) servers, for example, web or FTP, that you can
make visible to the outside world even though SUA makes your whole inside network appear as a single
computer to the outside world.
You may enter a single port number or a range of port numbers to be forwarded, and the local IP address of
the desired server. The port number identifies a service; for example, web service is on port 80 and FTP on
port 21. In some cases, such as for unknown services or where one server can support more than one service
(for example both FTP and web service), it might be better to specify a range of port numbers. You can
allocate a server IP address that corresponds to a port or a range of ports.
Many residential broadband ISP accounts do not allow you to run any server processes (such as a Web or
FTP server) from your location. Your ISP may periodically check for servers and may suspend your account
if it discovers any active services at your location. If you are unsure, refer to your ISP.
Default Server IP Address
In addition to the servers for specified services, NAT supports a default server IP address. A default server
receives packets from ports that are not specified in this screen.
If you do not assign a Default Server IP Address, then all packets received for ports
not specified in this screen will be discarded.
8.3.1 Port Forwarding: Services and Port Numbers
A NAT server set is a list of inside (behind NAT on the LAN) servers, for example, web or FTP, that you can
make accessible to the outside world even though NAT makes your whole inside network appear as a single
machine to the outside world. The Prestige 100 provides the additional safety of a DMZ port for connecting
your publicly accessible servers. This makes the LAN more secure by physically separating it from your
public servers.
Use the
SUA Server
page to forward incoming service requests to the server(s) on your local network. You
may enter a single port number or a range of port numbers to be forwarded, and the local IP address of the
desired server. The port number identifies a service; for example, web service is on port 80 and FTP on port
21. In some cases, such as for unknown services or where one server can support more than one service (for
example both FTP and web service), it might be better to specify a range of port numbers.
In addition to the servers for specified services, NAT supports a default server. A service request that does
not have a server explicitly designated for it is forwarded to the default server. If the default is not defined,
the service request is simply discarded.
Содержание Prestige 652
Страница 1: ...Prestige 652 Series ADSL Security Wireless LAN Router User s Guide Version 3 40 August 2003...
Страница 48: ...Prestige 652 Series User s Guide 1 10 Getting To Know Your Prestige Figure 1 4 Prestige LAN to LAN Application...
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Страница 104: ...Prestige 652 Series User s Guide 7 12 WAN Setup Figure 7 6 Advanced WAN Backup...
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Страница 178: ...VPN IPSec V Part V VPN IPSec This part provides information about configuring VPN IPSec for secure communications...
Страница 192: ...Prestige 652 Series User s Guide 17 8 VPN Screens Figure 17 3 VPN IKE...
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Страница 252: ...Maintenance VIII Part VIII Maintenance This part covers the maintenance screens...
Страница 254: ...Prestige 652 Series User s Guide 22 2 Maintenance Figure 22 1 System Status...
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Страница 433: ...XII Part XII Appendices and Index This part contains additional background information and an index or key terms...
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Страница 451: ...Prestige 652 Series User s Guide Wireless LAN and IEEE 802 11 C 3 Diagram C 2 ESS Provides Campus Wide Coverage...
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