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CKA study material · question 290 of 1000

Which port serves the kubelet API on both control-plane and worker nodes?

  1. TCP 10259
  2. TCP 10257
  3. TCP 10256
  4. TCP 10250
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Answer: D. TCP 10250

The kubelet API is served on TCP 10250, reached by the node itself and the control plane.

Source: Ports and Protocols (Kubernetes) — Worker node(s)

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