D-Link DIR-842 User Manual page 166

DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router
User Manual
Parameter
Local identifier
Identifier value
Pre-shared key
Interface
NAT Traversal
Exchange mode
Enable DPD
DPD delay
Select an identification method for the local host (router) from the
drop-down list:
Address: The local host is identified by its IP address.
FQDN: The local host is identified by its domain name. The value is
unavailable, if the Main value is selected from the Exchange mode
list.
Specify the local host identifier.
A PSK key for mutual authentication of the parties.
icon ( ) to display the entered key.
Select a WAN connection through which the tunnel will pass. When
the Automatic value is selected, the router uses the default WAN
connection.
The NAT Traversal function allows VPN traffic to pass through the
NAT-enabled router.
Select the Disabled value to disable the function.
Select the Enabled value to enable the function if it is supported by a
remote host.
Select the Force value to make the function be always on, even if it is
not supported by a remote host.
Select the mode of negotiation from the drop-down list.
Main: The mode provides the most secure communication
•
between the parties in the course of negotiation of the
authentication procedures.
Base: The draft negotiation mode with preliminary
•
authentication of a host.
Aggressive: The mode provides faster operation as it skips
•
several stages of negotiation of the authentication procedures.
Move the switch to the right to enable using DPD protocol for this
tunnel. Such a setting allows to check the status of a remote host: if
encrypted packets exchange between the router and the remote host
breaks down, the router starts sending DPD messages to the remote
host. If the switch is moved to to the left, the DPD delay and The
maximum number of failures DPD fields are not available for
editing.
A time period (in seconds) between attempts to check the status of a
remote host. By default, the value 5 is specified.
Page 166 of 210
Configuring via Web-based Interface
Description
Click the Show