Cluster IP (service IP) stopped working after kubernetes 1.2 upgrade

Solution In Progress - Updated -

Issue

  • After setting up Kubernetes cluster followed with refered to the doc Getting Started With Containers, I couldn't access to the service IP.

  • curl to the service IP timed out.

]# kubectl get svc
NAME            CLUSTER-IP     EXTERNAL-IP   PORT(S)   AGE
kubernetes      10.254.0.1     <none>        443/TCP   1d
webserver-svc   10.254.98.75   <none>        80/TCP    3m


]# curl -vvv 10.254.129.117
* About to connect() to 10.254.129.117 port 80 (#0)
*   Trying 10.254.129.117...
* Connection timed out
* Failed connect to 10.254.129.117:80; Connection timed out
* Closing connection 0
curl: (7) Failed connect to 10.254.129.117:80; Connection timed out

Environment

  • Red Hat Enterprise Linux
    • 7.2 (flannel-0.5.3-9.el7.x86_64)

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