How To establish an IPSec VPN tunnel with LB-2 VPN
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32. The Inbound and Outbound Stateful Packet Inspection must also be set.
33. Once all these values all entered you click on Add.
34. Now under
Action
, select
Set Options
. This brings you to the
IPSec Policy Options
page. We
recommend that you use this section to always keep the tunnels up.
35. Under
Dead Peer Detection Feature
, make sure the enable box is checked.
Under
Check Method
there are three options:
Heartbeat
ICMP host
DPD (RFC 3706)
In our example we have selected DPD (RFC 3706). Under
Action
, it is important that you select
Keep Tunnel Alive
.
36. Under
Options
, you can enable NetBIOS Broadcast to be able to send NetBIOS traffic through
the tunnel. Also enable
Auto Triggered
, to always reconnect the tunnel if the tunnel happens to
drop.
37. When you are finished click
Set
. This will take you back to the Policy Setup page,
then scroll down to the bottom and under
Action
hit the Update button.
38. You must then configure site two to match the entries in site one.
When you have finished, click on connect on
any of the two
LB-2s. In our example the connect
button was hit on Site A (Initiator) and the tunnel was established to Site B (Responder).
Figure 8 – IPSec Policy Option for Site A
