D-Link DIR-825/AC User Manual page 199

DIR-825/AC Wireless AC1200 Dual Band Gigabit Router with
3G/LTE Support and USB Port
User Manual
You can specify the following parameters:
Parameter
Dynamic IPsec
Remote address
Identifier
Local identifier value
Figure 153. The page for adding an IPsec tunnel.
Select the checkbox to allow a remote host with any public IP address
to connect to the router via IPsec protocol. The checkbox can be
selected for one tunnel only. Connection requests via the tunnel, for
which this checkbox is selected, can be sent by a remote host only.
A remote subnet VPN gateway IP address. The field is available, if the
Dynamic IPsec checkbox is not selected.
Select an identification method of a remote host from the drop-down
list:
Address: A remote host is identified by its IP address.
FQDN: A remote host is identified by its domain name.
Specify the value of the identifier.
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Configuring via Web-based Interface
Description