Why vrrp_script fail to verify port from keepalived v1.3.0?

Solution In Progress - Updated -


  • Keepalived failover does not happen.
  • vrrp_script fail to verify port with '</dev/tcp/'.
  • Keepalived fails with the below error:
Jan 15 12:19:35 keepalived-master Keepalived_vrrp[3701]: Unable to access script ``</dev/tcp/``


  • Red Hat Enterprise Linux (RHEL)
  • keepalived v1.3.0

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