
Multi-Tech Systems, Inc.
RF550/560VPN Reference Guide – RF550/560VPN Using a NAT Box with IPSec Pass-Through 40
g) Network Interface – Select the Network Interface from the drop-down list box. (Ex: WAN
Ethernet)
h) Secure Association – Select IKE to set how inbound packets will be filtered. IKE is the
default. IKE primarily encompasses router key exchange and the negotiation of security policy.
Selecting IKE displays field h-l.
i) Perfect Forward Secure – Check the Enabled button.
j) Encryption Protocol – Select the encryption protocol used for your configuration. The default
protocol for the RF550VPN/RF560VPN communicating with another RF550VPN/RF560VPN is
3DES. (Ex: 3DES)
k) PreShared Key – Enter the PreShared Key name (you can enter an alphanumeric name but it
needs to match the security code for the RouteFinder at Site B).
l) Key Life – Enter the amount of time that tells the router to renegotiate the Key. For example,
3600 seconds is 60 minutes.
m) IKE Life Time – Enter the amount of time that tells the router to renegotiate the IKE security
association. For example, 28800 seconds is 8 hours.
15. Once the VPN settings are entered, click the Save button. The information will display on the VPN
screen where you can enable/disable, edit or delete this connection by clicking the corresponding
buttons. To enable this connection, check the Enable box that appears to the left of the connection
name.
Note: If you uncheck the Enable box, the parameters will remain on the screen for you to enable,
edit, or delete.
16.
After you have finished making all the changes on the various pages, click Save and Restart to save
the settings and restart the device. After the restart, the device will function according to the saved
settings.
17. During the save and restart process, system messages will let you know that you have successfully
configured the settings for the device and saved the settings. You will see a status bar across the
bottom of your browser showing the progress of the startup process. The RouteFinder home page will
be loaded automatically after restart is completed.
This completes the configuration of the RF550VPN/RF560VPN at Site B.
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