Update ports-and-protocols.md

2022-05-09 14:32:55 -07:00 · 2022-05-09 14:32:55 -07:00 · 5770779f15
parent 1bd0ade6a1
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--- a/content/en/docs/reference/ports-and-protocols.md
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 When running Kubernetes in an environment with strict network boundaries, such 
 as on-premises datacenter with physical network firewalls or Virtual 
 Networks in Public Cloud, it is useful to be aware of the ports and protocols 
-used by Kubernetes components
+used by Kubernetes components.

 ## Control plane