WAN Firewall Router User's Guide

HotBrick Network Solutions
IPSec Policy options
Figure 6-3: IPSec Policy Options
Tunnel Attribute
The current tunnel attribute that you just setup
Dead Peer Detection
If you like to utilize one of the wan port as a backup or plan failover
function, you can enable Dead Peer Detection function.
Check Method – You can either choose ICMP, Heartbeat, detecting the
remote site VPN tunnel if it is alive or not
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