Update overview.md

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Qiming
2017-11-27 20:30:10 +08:00
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@@ -53,7 +53,7 @@ This is a living document. If you think of something that is not on this list bu
For example, a pod that binds to host port 80 on 127.0.0.1 with TCP protocol has no conflict with another Pod that binds to host port 80 on 127.0.0.2 with TCP protocol.
*Special notes on hostIP and protocol*: If you don't specify the hostIP and protocol explicitly,
kubernetes will give you 0.0.0.0 and tcp as the default hostIP and protocol,
kubernetes will use 0.0.0.0 and TCP as the default hostIP and protocol,
where "0.0.0.0" is a wildcard IP that will match all <*,hostPort,protocol> on the node the pod is scheduled on.
Specifically, it will match all <IP,hostPort,protocol> tuples for all IPs on the host.