Configuring Firewall And Lan Connection Settings; Figure 4-3.Firewall & Lan Connection Screen - Polycom ViewStation FX4000 User Manual

Configuring Firewall and LAN Connection Settings

© Polycom, Inc. 2002
Chapter 4 - Advanced Configuration for your Network Environment
The Firewall & LAN Connection screen allows the LAN manager
to configure firewall options.
To access the Firewall & LAN Connection screen:
Select System Info > Admin Setup > LAN/H.323 > LAN/Intranet >
Firewall/LAN Connection. The following screen appears:
Figure 4-3. Firewall & LAN Connection Screen
In this screen, you can configure the following options:
Use Fixed Ports—Specify the fixed ports assigned to the
ViewStation FX or VS4000 when working with a firewall. For
information on port assignments in multipoint calls, refer to
Multipoint Calls and Firewall Information, on page
System is Behind a NAT—This option instructs the
ViewStation FX or VS4000 to use the IP address that appears in
the NAT Outside (WAN) Address field as its external IP
address. When using a Virtual Private Network (VPN) for your
network connection, make sure that System is Behind a NAT is
not selected.
Auto Discover NAT—When this option is selected, the
ViewStation FX or VS4000 can get its IP address from the NAT
device.
NAT Outside (WAN) Address—Specify the external IP address
used by your NAT. If the ViewStation FX or VS4000 is unable to
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