Digi IX20

Hotspot
IX20 User Guide
386
15. If Remote is selected for Login page source, click to expand Remote web server.
a. For FQDN, type the IPaddressor fully-qualified domain name or the remote web server
that will be used for client authentication.
b. (Optional) For Secret, type the shared secret that the remote server and the hotspot. Used
with cloud-based hotspot providers.
c. (Optional) Change the default DHCPserver configuration.
Note The hotspot DHCPserver isautomatically enabled and cannot be disabled.
i. Click to expand DHCP server.
ii. For Lease time, type the amount of time that a client DHCPlease is valid. Thedefault
is10 minutes.
Allowed values are any number of weeks, days, hours, minutes, or seconds, and take
the format number{w|d|h|m|s}.
For example, to set Lease time to ten minutes, enter 10m or 600s.
iii. For Lease range start, type the lowest IPaddress in the range to assign to hotspot
clients. Thevalue entered here representsthe low order byte of the IPaddress, and is
combined with the subnet of the hotspot'sstatic IPaddress. The default is100.
iv. For Lease range end, typethe highest IPaddressin the range to assign to hotspot
clients. Thevalue entered here representsthe low order byte of the IPaddress, and
when DHCPaddresses are assigned to client, this number is combined with the
subnet of the hotspot's static IPaddress. The default is 250.
16. Click to expand Walled garden.
Walled garden settings define the "white list" of domains and subnets that unauthenticated
clients are able to access. If external servers are used for client authentication, such as a
RADIUSserver or HotspotSystem, they should beincluded in the walled garden settings. If
Remote hasbeen selected for Login page source, the domain for the web server that isbeing
use to serve the remote HTML filesmust be included in the white list defined in these fields.
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To add domainsthat can be accessed by the client prior to authentication:
a. Click to expand Allowed domains.
b. Click  to add a domain.
c. For Domain, typethe hostname of the allowed domain.
d. Repeat to add additional domains.
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To add subnets that can beaccessed by the client prior to authentication:
a. Click to expand Allowed subnets.
b. Click  to add a subnet.