cilium install --version 1.18.5 \
  --set ipv4.enabled=true \
  --set ipv6.enabled=true \
  --set kubeProxyReplacement=true \
  --set k8sServiceHost=$PRIMARY_IPV4 \
  --set k8sServicePort=6443 \
  --set ipam.operator.clusterPoolIPv4PodCIDRList='{10.244.0.0/16}' \
  --set ipam.operator.clusterPoolIPv4MaskSize=24 \
  --set ipam.operator.clusterPoolIPv6PodCIDRList='{fd24:4::/48}' \
  --set ipam.operator.clusterPoolIPv6NodeCIDRMaskSize=64 \
  --set routingMode=native \
  --set autoDirectNodeRoutes=true \
  --set ipv4NativeRoutingCIDR="10.244.0.0/16" \
  --set ipv6NativeRoutingCIDR="fd24:4::/48" \
  --dry-run > cilium-dualstack.yaml

# When file is generated "ipam.operator.clusterPoolIPv6NodeCIDRMaskSize" becomes 120.
# Edit cilium-dualstack.yaml and search "cluster-pool-ipv6-mask-size" to update its value to 64 we passed.

kubectl apply -f cilium-dualstack.yaml

# Wait for all pods to be running and below status: Cilium: OK, Operator: OK & Envoy DaemonSet: OK
cilium status --wait

# Now join worker nodes
# After adding worker nodes it took around 13 mins for cluster to be running