Extreme Networks Altitude 4000 Series, Справочное руководство, Страница: 334 / 521

Chapter 9: Services Configuration
Altitude
TM
4000 Series Access Point System Reference Guide
334
8 Set the following Client Settings to define the duration clients are allowed captive portal access and
when they’re timed out due to inactivity:
9 Use the DNS White List drop-down menu to use a set of allowed destination IP addresses for the
captive portal. These allowed DNS destination IP addresses are called a Whitelist . If no Whitelists
exists with the correct set of IP addresses, select the Create icon (to the right of the drop-down menu)
and define a new Whitelist. For more information, see “Setting the Whitelist Configuration” on
page 339 .
Each supported access point model can support up to 32 Whitelists, with the exception of Altitude
4511 and Altitude 4521 models which can only support up to 16 Whitelists.
To effectively host captive portal pages on an external Web server, the IP address of the destination
Web server(s) should be in the Whitelist.
Refer to the drop-down menu of existing DNS White List entries to select a policy to be applied to
this captive portal policy.
a If creating a new Whitelist, assign it a name up to 32 characters. Use the + Add Row button to
populate the Whitelist table with Host and IP Index parameters that must be defined for each
Whitelist entry.
Terms and
Conditions page
Select this option (with any access type) to include terms that must be
adhered to for captive portal access. These terms are included in the
Terms and Conditions page when
No authentication required is selected
as the access type, otherwise the terms appear in the Login page. The
default setting is disabled.
Client Access Time
Use the spinner control to define the duration wireless clients are allowed
access to the network using the captive portal policy. Set an interval
between 30 - 10,800 minutes. The default interval is 1,440 minutes.
Inactivity Timeout
Use the drop-down menu to specify an interval in either Minutes (5 - 30)
or Seconds (300 - 1,800) that, when exceeded, times out clients that
have not transmitted a packet within the captive portal.