Digi TX54 User Manual page 481

Virtual Private Networks (VPN)
8. Determine whether the interface should fail over based on the failure of one of the test targets,
or all of the test targets:
(config vpn openvpn client openvpn_client1)> surelink success_condition
value
(config vpn openvpn client openvpn_client1)>
Where value is either one or all.
9. Set the number of probe attempts before the WAN is considered to have failed:
(config vpn openvpn client openvpn_client1)> surelink
(config vpn openvpn client openvpn_client1)>
The default is 3.
10. Set the amount of time that the device should wait for a response to a probe attempt before
considering it to have failed:
(config vpn openvpn client openvpn_client1)> surelink timeout value
(config vpn openvpn client openvpn_client1)>
where value is any number of weeks, days, hours, minutes, or seconds, and takes the format
number{w|d|h|m|s}.
For example, to set timeout to ten minutes, enter either 10m or 600s:
(config vpn openvpn client openvpn_client1)> surelink timeout 600s
(config vpn openvpn client openvpn_client1)>
The default is 15 seconds.
11. Configure test targets:
a. Add a test target:
(config vpn openvpn client openvpn_client1)> add surelink target end
(config vpn openvpn client openvpn_client1 surelink target 0)>
b. Set the test type:
(config vpn openvpn client openvpn_client1 surelink target 0)> test
value
(config vpn openvpn client openvpn_client1 surelink target 0)>
where value is one of:
n
TX54 User Guide
ping: Tests connectivity by sending an ICMP echo request to a specified hostname
or IP address.
Specify the hostname or IP address:
l
(config vpn openvpn client openvpn_client1 surelink target
0)> ping_host host
(config vpn openvpn client openvpn_client1 surelink target
0)>
OpenVPN
attempts num
481