Load Balancing Health Check Failed

Hi guys!

I have 3 WAN via DHCP and I configured a Load Balancing. I don’t know why but the first two WAN failed but not the last one.

Does anyone know why?

This is my load balancing config

set load-balancing wan interface-health eth0 failure-count '5'
set load-balancing wan interface-health eth0 nexthop 'dhcp'
set load-balancing wan interface-health eth0 test 10 target '1.1.1.1'
set load-balancing wan interface-health eth0 test 10 type 'ping'
set load-balancing wan interface-health eth0 test 20 target '8.8.8.8'
set load-balancing wan interface-health eth0 test 20 type 'ping'
set load-balancing wan interface-health eth1 failure-count '5'
set load-balancing wan interface-health eth1 nexthop 'dhcp'
set load-balancing wan interface-health eth1 test 10 target '1.1.1.1'
set load-balancing wan interface-health eth1 test 10 type 'ping'
set load-balancing wan interface-health eth1 test 20 target '8.8.8.8'
set load-balancing wan interface-health eth1 test 20 type 'ping'
set load-balancing wan interface-health eth2 failure-count '5'
set load-balancing wan interface-health eth2 nexthop 'dhcp'
set load-balancing wan interface-health eth2 test 10 target '1.1.1.1'
set load-balancing wan interface-health eth2 test 10 type 'ping'
set load-balancing wan interface-health eth2 test 20 target '8.8.8.8'
set load-balancing wan interface-health eth2 test 20 type 'ping'
set load-balancing wan rule 1 inbound-interface 'eth4'
set load-balancing wan rule 1 interface eth0 weight '1'
set load-balancing wan rule 1 interface eth1 weight '1'
set load-balancing wan rule 1 interface eth2 weight '1'
set load-balancing wan rule 1 protocol 'all'
set load-balancing wan rule 2 inbound-interface 'eth5'
set load-balancing wan rule 2 interface eth0 weight '1'
set load-balancing wan rule 2 interface eth1 weight '1'
set load-balancing wan rule 2 interface eth2 weight '1'
set load-balancing wan rule 2 protocol 'all'
set load-balancing wan rule 3 inbound-interface 'eth6'
set load-balancing wan rule 3 interface eth0 weight '1'
set load-balancing wan rule 3 interface eth1 weight '1'
set load-balancing wan rule 3 interface eth2 weight '1'
set load-balancing wan rule 3 protocol 'all'
set load-balancing wan rule 4 inbound-interface 'eth7'
set load-balancing wan rule 4 interface eth0 weight '1'
set load-balancing wan rule 4 interface eth1 weight '1'
set load-balancing wan rule 4 interface eth2 weight '1'
set load-balancing wan rule 4 protocol 'all'
set load-balancing wan rule 10 inbound-interface 'eth4.10'
set load-balancing wan rule 10 interface eth0 weight '1'
set load-balancing wan rule 10 interface eth1 weight '1'
set load-balancing wan rule 10 interface eth2 weight '1'
set load-balancing wan rule 10 protocol 'all'
set load-balancing wan rule 11 inbound-interface 'eth4.11'
set load-balancing wan rule 11 interface eth0 weight '1'
set load-balancing wan rule 11 interface eth1 weight '1'
set load-balancing wan rule 11 interface eth2 weight '1'
set load-balancing wan rule 11 protocol 'all'
set load-balancing wan rule 12 inbound-interface 'eth4.12'
set load-balancing wan rule 12 interface eth0 weight '1'
set load-balancing wan rule 12 interface eth1 weight '1'
set load-balancing wan rule 12 interface eth2 weight '1'
set load-balancing wan rule 12 protocol 'all'
set load-balancing wan rule 13 inbound-interface 'eth4.13'
set load-balancing wan rule 13 interface eth0 weight '1'
set load-balancing wan rule 13 interface eth1 weight '1'
set load-balancing wan rule 13 interface eth2 weight '1'
set load-balancing wan rule 13 protocol 'all'
set load-balancing wan rule 14 inbound-interface 'eth4.14'
set load-balancing wan rule 14 interface eth0 weight '1'
set load-balancing wan rule 14 interface eth1 weight '1'
set load-balancing wan rule 14 interface eth2 weight '1'
set load-balancing wan rule 14 protocol 'all'
set load-balancing wan rule 15 inbound-interface 'eth4.15'
set load-balancing wan rule 15 interface eth0 weight '1'
set load-balancing wan rule 15 interface eth1 weight '1'
set load-balancing wan rule 15 interface eth2 weight '1'
set load-balancing wan rule 15 protocol 'all'
set load-balancing wan rule 16 inbound-interface 'eth4.16'
set load-balancing wan rule 16 interface eth0 weight '1'
set load-balancing wan rule 16 interface eth1 weight '1'
set load-balancing wan rule 16 interface eth2 weight '1'
set load-balancing wan rule 16 protocol 'all'
set load-balancing wan rule 17 inbound-interface 'eth4.17'
set load-balancing wan rule 17 interface eth0 weight '1'
set load-balancing wan rule 17 interface eth1 weight '1'
set load-balancing wan rule 17 interface eth2 weight '1'
set load-balancing wan rule 17 protocol 'all'
set load-balancing wan rule 18 inbound-interface 'eth4.18'
set load-balancing wan rule 18 interface eth0 weight '1'
set load-balancing wan rule 18 interface eth1 weight '1'
set load-balancing wan rule 18 interface eth2 weight '1'
set load-balancing wan rule 18 protocol 'all'
set load-balancing wan rule 19 inbound-interface 'eth4.19'
set load-balancing wan rule 19 interface eth0 weight '1'
set load-balancing wan rule 19 interface eth1 weight '1'
set load-balancing wan rule 19 interface eth2 weight '1'
set load-balancing wan rule 19 protocol 'all'
set load-balancing wan rule 20 inbound-interface 'eth4.20'
set load-balancing wan rule 20 interface eth0 weight '1'
set load-balancing wan rule 20 interface eth1 weight '1'
set load-balancing wan rule 20 interface eth2 weight '1'
set load-balancing wan rule 20 protocol 'all'
set load-balancing wan rule 21 inbound-interface 'eth4.21'
set load-balancing wan rule 21 interface eth0 weight '1'
set load-balancing wan rule 21 interface eth1 weight '1'
set load-balancing wan rule 21 interface eth2 weight '1'
set load-balancing wan rule 21 protocol 'all'
set load-balancing wan rule 22 inbound-interface 'eth4.22'
set load-balancing wan rule 22 interface eth0 weight '1'
set load-balancing wan rule 22 interface eth1 weight '1'
set load-balancing wan rule 22 interface eth2 weight '1'
set load-balancing wan rule 22 protocol 'all'
set load-balancing wan rule 23 inbound-interface 'eth4.23'
set load-balancing wan rule 23 interface eth0 weight '1'
set load-balancing wan rule 23 interface eth1 weight '1'
set load-balancing wan rule 23 interface eth2 weight '1'
set load-balancing wan rule 23 protocol 'all'
set load-balancing wan rule 24 inbound-interface 'eth4.24'
set load-balancing wan rule 24 interface eth0 weight '1'
set load-balancing wan rule 24 interface eth1 weight '1'
set load-balancing wan rule 24 interface eth2 weight '1'
set load-balancing wan rule 24 protocol 'all'
set load-balancing wan rule 25 inbound-interface 'eth4.25'
set load-balancing wan rule 25 interface eth0 weight '1'
set load-balancing wan rule 25 interface eth1 weight '1'
set load-balancing wan rule 25 interface eth2 weight '1'
set load-balancing wan rule 25 protocol 'all'
set load-balancing wan rule 26 inbound-interface 'eth5.26'
set load-balancing wan rule 26 interface eth0 weight '1'
set load-balancing wan rule 26 interface eth1 weight '1'
set load-balancing wan rule 26 interface eth2 weight '1'
set load-balancing wan rule 26 protocol 'all'
set load-balancing wan rule 27 inbound-interface 'eth5.27'
set load-balancing wan rule 27 interface eth0 weight '1'
set load-balancing wan rule 27 interface eth1 weight '1'
set load-balancing wan rule 27 interface eth2 weight '1'
set load-balancing wan rule 27 protocol 'all'
set load-balancing wan rule 28 inbound-interface 'eth5.28'
set load-balancing wan rule 28 interface eth0 weight '1'
set load-balancing wan rule 28 interface eth1 weight '1'
set load-balancing wan rule 28 interface eth2 weight '1'
set load-balancing wan rule 28 protocol 'all'
set load-balancing wan rule 29 inbound-interface 'eth5.29'
set load-balancing wan rule 29 interface eth0 weight '1'
set load-balancing wan rule 29 interface eth1 weight '1'
set load-balancing wan rule 29 interface eth2 weight '1'
set load-balancing wan rule 29 protocol 'all'
set load-balancing wan rule 30 inbound-interface 'eth5.30'
set load-balancing wan rule 30 interface eth0 weight '1'
set load-balancing wan rule 30 interface eth1 weight '1'
set load-balancing wan rule 30 interface eth2 weight '1'
set load-balancing wan rule 30 protocol 'all'
set load-balancing wan rule 31 inbound-interface 'eth5.31'
set load-balancing wan rule 31 interface eth0 weight '1'
set load-balancing wan rule 31 interface eth1 weight '1'
set load-balancing wan rule 31 interface eth2 weight '1'
set load-balancing wan rule 31 protocol 'all'
set load-balancing wan rule 32 inbound-interface 'eth5.32'
set load-balancing wan rule 32 interface eth0 weight '1'
set load-balancing wan rule 32 interface eth1 weight '1'
set load-balancing wan rule 32 interface eth2 weight '1'
set load-balancing wan rule 32 protocol 'all'
set load-balancing wan rule 33 inbound-interface 'eth5.33'
set load-balancing wan rule 33 interface eth0 weight '1'
set load-balancing wan rule 33 interface eth1 weight '1'
set load-balancing wan rule 33 interface eth2 weight '1'
set load-balancing wan rule 33 protocol 'all'
set load-balancing wan rule 34 inbound-interface 'eth5.34'
set load-balancing wan rule 34 interface eth0 weight '1'
set load-balancing wan rule 34 interface eth1 weight '1'
set load-balancing wan rule 34 interface eth2 weight '1'
set load-balancing wan rule 34 protocol 'all'
set load-balancing wan rule 35 inbound-interface 'eth5.35'
set load-balancing wan rule 35 interface eth0 weight '1'
set load-balancing wan rule 35 interface eth1 weight '1'
set load-balancing wan rule 35 interface eth2 weight '1'
set load-balancing wan rule 35 protocol 'all'
set load-balancing wan rule 36 inbound-interface 'eth5.36'
set load-balancing wan rule 36 interface eth0 weight '1'
set load-balancing wan rule 36 interface eth1 weight '1'
set load-balancing wan rule 36 interface eth2 weight '1'
set load-balancing wan rule 36 protocol 'all'
set load-balancing wan rule 37 inbound-interface 'eth5.37'
set load-balancing wan rule 37 interface eth0 weight '1'
set load-balancing wan rule 37 interface eth1 weight '1'
set load-balancing wan rule 37 interface eth2 weight '1'
set load-balancing wan rule 37 protocol 'all'
set load-balancing wan rule 38 inbound-interface 'eth5.38'
set load-balancing wan rule 38 interface eth0 weight '1'
set load-balancing wan rule 38 interface eth1 weight '1'
set load-balancing wan rule 38 interface eth2 weight '1'
set load-balancing wan rule 38 protocol 'all'
set load-balancing wan rule 39 inbound-interface 'eth5.39'
set load-balancing wan rule 39 interface eth0 weight '1'
set load-balancing wan rule 39 interface eth1 weight '1'
set load-balancing wan rule 39 interface eth2 weight '1'
set load-balancing wan rule 39 protocol 'all'
set load-balancing wan rule 40 inbound-interface 'eth5.40'
set load-balancing wan rule 40 interface eth0 weight '1'
set load-balancing wan rule 40 interface eth1 weight '1'
set load-balancing wan rule 40 interface eth2 weight '1'
set load-balancing wan rule 40 protocol 'all'
set load-balancing wan rule 41 inbound-interface 'eth5.41'
set load-balancing wan rule 41 interface eth0 weight '1'
set load-balancing wan rule 41 interface eth1 weight '1'
set load-balancing wan rule 41 interface eth2 weight '1'
set load-balancing wan rule 41 protocol 'all'
set load-balancing wan rule 42 inbound-interface 'eth6.42'
set load-balancing wan rule 42 interface eth0 weight '1'
set load-balancing wan rule 42 interface eth1 weight '1'
set load-balancing wan rule 42 interface eth2 weight '1'
set load-balancing wan rule 42 protocol 'all'
set load-balancing wan rule 43 inbound-interface 'eth6.43'
set load-balancing wan rule 43 interface eth0 weight '1'
set load-balancing wan rule 43 interface eth1 weight '1'
set load-balancing wan rule 43 interface eth2 weight '1'
set load-balancing wan rule 43 protocol 'all'
set load-balancing wan rule 44 inbound-interface 'eth6.44'
set load-balancing wan rule 44 interface eth0 weight '1'
set load-balancing wan rule 44 interface eth1 weight '1'
set load-balancing wan rule 44 interface eth2 weight '1'
set load-balancing wan rule 44 protocol 'all'
set load-balancing wan rule 45 inbound-interface 'eth6.45'
set load-balancing wan rule 45 interface eth0 weight '1'
set load-balancing wan rule 45 interface eth1 weight '1'
set load-balancing wan rule 45 interface eth2 weight '1'
set load-balancing wan rule 45 protocol 'all'
set load-balancing wan rule 46 inbound-interface 'eth6.46'
set load-balancing wan rule 46 interface eth0 weight '1'
set load-balancing wan rule 46 interface eth1 weight '1'
set load-balancing wan rule 46 interface eth2 weight '1'
set load-balancing wan rule 46 protocol 'all'
set load-balancing wan rule 47 inbound-interface 'eth6.47'
set load-balancing wan rule 47 interface eth0 weight '1'
set load-balancing wan rule 47 interface eth1 weight '1'
set load-balancing wan rule 47 interface eth2 weight '1'
set load-balancing wan rule 47 protocol 'all'
set load-balancing wan rule 48 inbound-interface 'eth6.48'
set load-balancing wan rule 48 interface eth0 weight '1'
set load-balancing wan rule 48 interface eth1 weight '1'
set load-balancing wan rule 48 interface eth2 weight '1'
set load-balancing wan rule 48 protocol 'all'
set load-balancing wan rule 49 inbound-interface 'eth6.49'
set load-balancing wan rule 49 interface eth0 weight '1'
set load-balancing wan rule 49 interface eth1 weight '1'
set load-balancing wan rule 49 interface eth2 weight '1'
set load-balancing wan rule 49 protocol 'all'
set load-balancing wan rule 50 inbound-interface 'eth6.50'
set load-balancing wan rule 50 interface eth0 weight '1'
set load-balancing wan rule 50 interface eth1 weight '1'
set load-balancing wan rule 50 interface eth2 weight '1'
set load-balancing wan rule 50 protocol 'all'
set load-balancing wan rule 51 inbound-interface 'eth6.51'
set load-balancing wan rule 51 interface eth0 weight '1'
set load-balancing wan rule 51 interface eth1 weight '1'
set load-balancing wan rule 51 interface eth2 weight '1'
set load-balancing wan rule 51 protocol 'all'
set load-balancing wan rule 52 inbound-interface 'eth6.52'
set load-balancing wan rule 52 interface eth0 weight '1'
set load-balancing wan rule 52 interface eth1 weight '1'
set load-balancing wan rule 52 interface eth2 weight '1'
set load-balancing wan rule 52 protocol 'all'
set load-balancing wan rule 53 inbound-interface 'eth6.53'
set load-balancing wan rule 53 interface eth0 weight '1'
set load-balancing wan rule 53 interface eth1 weight '1'
set load-balancing wan rule 53 interface eth2 weight '1'
set load-balancing wan rule 53 protocol 'all'
set load-balancing wan rule 54 inbound-interface 'eth6.54'
set load-balancing wan rule 54 interface eth0 weight '1'
set load-balancing wan rule 54 interface eth1 weight '1'
set load-balancing wan rule 54 interface eth2 weight '1'
set load-balancing wan rule 54 protocol 'all'
set load-balancing wan rule 55 inbound-interface 'eth6.55'
set load-balancing wan rule 55 interface eth0 weight '1'
set load-balancing wan rule 55 interface eth1 weight '1'
set load-balancing wan rule 55 interface eth2 weight '1'
set load-balancing wan rule 55 protocol 'all'
set load-balancing wan rule 56 inbound-interface 'eth6.56'
set load-balancing wan rule 56 interface eth0 weight '1'
set load-balancing wan rule 56 interface eth1 weight '1'
set load-balancing wan rule 56 interface eth2 weight '1'
set load-balancing wan rule 56 protocol 'all'
set load-balancing wan rule 57 inbound-interface 'eth6.57'
set load-balancing wan rule 57 interface eth0 weight '1'
set load-balancing wan rule 57 interface eth1 weight '1'
set load-balancing wan rule 57 interface eth2 weight '1'
set load-balancing wan rule 57 protocol 'all'
set load-balancing wan rule 58 inbound-interface 'eth7.58'
set load-balancing wan rule 58 interface eth0 weight '1'
set load-balancing wan rule 58 interface eth1 weight '1'
set load-balancing wan rule 58 interface eth2 weight '1'
set load-balancing wan rule 58 protocol 'all'
set load-balancing wan rule 59 inbound-interface 'eth7.59'
set load-balancing wan rule 59 interface eth0 weight '1'
set load-balancing wan rule 59 interface eth1 weight '1'
set load-balancing wan rule 59 interface eth2 weight '1'
set load-balancing wan rule 59 protocol 'all'
set load-balancing wan rule 60 inbound-interface 'eth7.60'
set load-balancing wan rule 60 interface eth0 weight '1'
set load-balancing wan rule 60 interface eth1 weight '1'
set load-balancing wan rule 60 interface eth2 weight '1'
set load-balancing wan rule 60 protocol 'all'
set load-balancing wan rule 61 inbound-interface 'eth7.61'
set load-balancing wan rule 61 interface eth0 weight '1'
set load-balancing wan rule 61 interface eth1 weight '1'
set load-balancing wan rule 61 interface eth2 weight '1'
set load-balancing wan rule 61 protocol 'all'
set load-balancing wan rule 62 inbound-interface 'eth7.62'
set load-balancing wan rule 62 interface eth0 weight '1'
set load-balancing wan rule 62 interface eth1 weight '1'
set load-balancing wan rule 62 interface eth2 weight '1'
set load-balancing wan rule 62 protocol 'all'
set load-balancing wan rule 63 inbound-interface 'eth7.63'
set load-balancing wan rule 63 interface eth0 weight '1'
set load-balancing wan rule 63 interface eth1 weight '1'
set load-balancing wan rule 63 interface eth2 weight '1'
set load-balancing wan rule 63 protocol 'all'
set load-balancing wan rule 64 inbound-interface 'eth7.64'
set load-balancing wan rule 64 interface eth0 weight '1'
set load-balancing wan rule 64 interface eth1 weight '1'
set load-balancing wan rule 64 interface eth2 weight '1'
set load-balancing wan rule 64 protocol 'all'
set load-balancing wan rule 65 inbound-interface 'eth7.65'
set load-balancing wan rule 65 interface eth0 weight '1'
set load-balancing wan rule 65 interface eth1 weight '1'
set load-balancing wan rule 65 interface eth2 weight '1'
set load-balancing wan rule 65 protocol 'all'
set load-balancing wan rule 66 inbound-interface 'eth7.66'
set load-balancing wan rule 66 interface eth0 weight '1'
set load-balancing wan rule 66 interface eth1 weight '1'
set load-balancing wan rule 66 interface eth2 weight '1'
set load-balancing wan rule 66 protocol 'all'
set load-balancing wan rule 67 inbound-interface 'eth7.67'
set load-balancing wan rule 67 interface eth0 weight '1'
set load-balancing wan rule 67 interface eth1 weight '1'
set load-balancing wan rule 67 interface eth2 weight '1'
set load-balancing wan rule 67 protocol 'all'
set load-balancing wan rule 68 inbound-interface 'eth7.68'
set load-balancing wan rule 68 interface eth0 weight '1'
set load-balancing wan rule 68 interface eth1 weight '1'
set load-balancing wan rule 68 interface eth2 weight '1'
set load-balancing wan rule 68 protocol 'all'
set load-balancing wan rule 69 inbound-interface 'eth7.69'
set load-balancing wan rule 69 interface eth0 weight '1'
set load-balancing wan rule 69 interface eth1 weight '1'
set load-balancing wan rule 69 interface eth2 weight '1'
set load-balancing wan rule 69 protocol 'all'
set load-balancing wan rule 70 inbound-interface 'eth7.70'
set load-balancing wan rule 70 interface eth0 weight '1'
set load-balancing wan rule 70 interface eth1 weight '1'
set load-balancing wan rule 70 interface eth2 weight '1'
set load-balancing wan rule 70 protocol 'all'
set load-balancing wan rule 71 inbound-interface 'eth7.71'
set load-balancing wan rule 71 interface eth0 weight '1'
set load-balancing wan rule 71 interface eth1 weight '1'
set load-balancing wan rule 71 interface eth2 weight '1'
set load-balancing wan rule 71 protocol 'all'
set load-balancing wan rule 72 inbound-interface 'eth7.72'
set load-balancing wan rule 72 interface eth0 weight '1'
set load-balancing wan rule 72 interface eth1 weight '1'
set load-balancing wan rule 72 interface eth2 weight '1'
set load-balancing wan rule 72 protocol 'all'
set load-balancing wan rule 73 inbound-interface 'eth7.73'
set load-balancing wan rule 73 interface eth0 weight '1'
set load-balancing wan rule 73 interface eth1 weight '1'
set load-balancing wan rule 73 interface eth2 weight '1'
set load-balancing wan rule 73 protocol 'all'
set load-balancing wan sticky-connections inbound

This is my WAN interfaces

Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down
Interface        IP Address                        S/L  Description
---------        ----------                        ---  -----------
eth0             *.*.225.159/24                 u/u  WAN
eth1             *.*.213.227/24                 u/u  WAN2
eth2             *.*.230.14/24                 u/u  WAN3

This is wan-load-balancing status

Interface:  eth0
  Status:  failed
  Last Status Change:  Tue Mar 22 09:49:19 2022
  -Test:  ping  Target: 1.1.1.1
  -Test:  ping  Target: 8.8.8.8
    Last Interface Success:  n/a
    Last Interface Failure:  0s
    # Interface Failure(s):  51

Interface:  eth1
  Status:  failed
  Last Status Change:  Tue Mar 22 09:49:19 2022
  -Test:  ping  Target: 1.1.1.1
  -Test:  ping  Target: 8.8.8.8
    Last Interface Success:  n/a
    Last Interface Failure:  0s
    # Interface Failure(s):  51

Interface:  eth2
  Status:  active
  Last Status Change:  Tue Mar 22 09:48:19 2022
  +Test:  ping  Target: 1.1.1.1
   Test:
    Last Interface Success:  5s
    Last Interface Failure:  n/a
    # Interface Failure(s):  0

First at all use different targets for checks for eth0, eth1, eth2
Which version?