Connectivity issue between master and worker nodes (no route to host)

Solution Verified - Updated -


  • Deployments fail due to connectivity issues between master and worker nodes.
error: couldn't get deployment test-deploy-5: Get  dial tcp getsockopt: no route to host
  • kube-proxy errors within atomic-openshift-node logs:
Jul 26 09:58:25 ocp-worker atomic-openshift-node[3034]: E0726 09:58:25.620210    3034 proxier.go:1599] Failed to execute iptables-restore: exit status 1 (iptables-restore: invalid option -- '5'


  • OpenShift Container Platform
    • v3.9.25
  • IPtables packages
    • iptables-1.4.21-28.el7.x86_64
    • iptables-services-1.4.21-28.el7.x86_64

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