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EX SSL-VPN: Which logs will notify HA failure status?
03/26/2020 
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Description
EX SSL-VPN: Which logs will notify HA failure status?
Resolution
Problem Definition:
Which logs will notify HA failure status when one of the node is down?
Resolution or Workaround: Appliance ifmon.log shows if any HA failure or HA out of sync on the appalince.
#dmesg
IFMON:HB:lost contact with standby node!
IPTABLES:in:INT_ADDRESS:IN=eth0 OUT= MAC=ff:ff:ff:ff:ff:ff:00:50:56:87:00:2b:08:00 SRC=172.27.50.26 DST=255.255.255.255 LEN=347 TOS=0x00 PREC=0x00 TTL=128 ID=1484 PROTO=UDP SPT=68 DPT=67 LEN=327
IFMON:HB:lost contact with standby node!
IFMON:HB:lost contact with standby node!
IFMON:HB:lost contact with standby node!
IFMON:HB:lost contact with standby node!
IFMON:HB:lost contact with standby node!
IFMON:HB:lost contact with standby node!
AventailSSLVPN-node2:/var/log# tail kern.ifmon
Sep 24 00:07:35 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:07:40 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:07:45 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:07:50 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:07:55 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:00 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:05 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:10 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:15 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:20 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
AventailSSLVPN-node2:/var/log# tail ifmon.log
Sep 24 00:08:20 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:25 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:30 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
Sep 24 00:08:35 kernel@127.0.0.1 kern.info kernel: IFMON:HB:lost contact with standby node!
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