ZyXEL Communications P-663H-51, Руководство пользователя

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Chapter 7 Network Address Translation (NAT) Screens
P-663H-51 User’s Guide
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Only Jane can connect to the Real Audio server until the connection is closed or times
out. The ZyXEL Device times out in three minutes with UDP (User Datagram Protocol)
or two hours with TCP/IP (Transfer Control Protocol/Internet Protocol).
Click Advanced Setup > NAT > Port Triggering to open the following screen. Use this
screen to change your ZyXEL Device’s trigger port settings.
Figure 37 Advanced Setup > NAT > Port Triggering
The following table describes the labels in this screen.
7.5 Port Triggering Add
Click Advanced Setup > NAT > Port Triggering > Add to open the following screen. Use
this screen to change your ZyXEL Device’s trigger port settings.
Table 22 Advanced Setup > NAT > Port Triggering
LABEL DESCRIPTION
Add Click this button to go to a screen where you can configure a new entry.
Remove To remove an entry(ies), select its Remove check box and click the Remove button.
Application Name for identification purposes.
Trigger The trigger port is a protocol and port (or a range of ports) that causes (or triggers) the
ZyXEL Device to record the IP address of the LAN computer that sent the traffic to a
server on the WAN.
Open Open is a port (or a range of ports) that a server on the WAN uses when it sends out a
particular service. The ZyXEL Device forwards the traffic with this port (or range of
ports) to the client computer on the LAN that requested the service.