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ProSafe Wireless-N 8-Port Gigabit VPN Firewall FVS318N
5. Click Apply to save your changes.
Advertisement Prefixes for the DMZ
You need to configure the prefixes that are advertised in the DMZ RAs. For a 6to4 address,
you need to specify only the site level aggregation identifier (SLA ID) and the prefix lifetime.
For a global, local, or ISATAP address, you need to specify the prefix, prefix length, and prefix
lifetime.
To add an advertisement prefix for the DMZ:
1. On
the RADVD screen for the DMZ, under the List of Prefixes to Advertise table, click
Add. The Add Advertisement Prefix screen displays:
RA Flags Specify what type of information the DHCPv6 server provides in the DMZ by making a
selection from the drop-down list:
• Managed.
The DHCPv6 server is used for autoconfiguration of the IP address.
• Oth
er. The DHCPv6 server is not used for autoconfiguration of the IP address, but
other configuration information such as DNS information is available through the
DHCPv6 server.
Note: Irrespective of the RA flag settings, the RADVD provides information about the
pre
fix, prefix length, and gateway addresses and is also used for autoconfiguration of
the IP address.
Router Preference Specify the wireless VPN firewall’s preferen
ce in relation to other hosts and routers in
the DMZ by making a selection from the drop-down list:
• Lo
w. The wireless VPN firewall is treated as a nonpreferred router in the DMZ.
• Me
dium. The wireless VPN firewall is treated as a neutral router in the DMZ.
• High. The wireless VPN firewall is treated as a preferred router in the DMZ.
MTU The maximum transmission unit (MTU) size for a packet in one transmission over a
link. The default setting is 1500.
Router Lifetime The router lifetime specifies how long the default route that was created as a result of
the router advertisement should remain valid.
Enter the router lifetime in seconds. This is the period that the advertised prefixes are
valid for route determination. The default period is 3600 seconds (one hour). The
minimum value is 30 seconds; the maximum value is 9000 seconds.
Table 22. RADVD screen settings for the DMZ (continued)
Setting Description