Description of problem:

If you add RHEL worker through [0] steps, you cannot use "oc rsh/exec/logs" with "connect: no route to host" error message as follows.

~~~
# oc get pod -o wide
NAME                   READY   STATUS    RESTARTS   AGE   IP             NODE                         NOMINATED NODE   READINESS GATES
...
sdn-vfjxw              1/1     Running   6          43h   10.0.1.10   worker-1.ocp41.rhel.worker   <none>           <none>

# oc rsh sdn-vfjxw
Error from server: error dialing backend: dial tcp 10.0.1.10:10250: connect: no route to host

# oc exec sdn-vfjxw -- date
Error from server: error dialing backend: dial tcp 10.0.1.10:10250: connect: no route to host

# oc logs sdn-vfjxw
Error from server: Get https://worker-1.ocp41.rhel.worker:10250/containerLogs/openshift-sdn/sdn-vfjxw/sdn: dial tcp 10.0.1.10:10250: connect: no route to host
~~~

[0] Adding RHEL compute machines to an OpenShift Container Platform cluster
    [ https://docs.openshift.com/container-platform/4.1/machine_management/adding-rhel-compute.html ]
~~~
$ cd /usr/share/ansible/openshift-ansible
$ ansible-playbook -i /<path>/inventory/hosts playbooks/scaleup.yml 
~~~


Version-Release number of the following components:
rpm -q openshift-ansible
openshift-ansible-4.1.9-201907280809.git.160.39bd430.el7.noarch

rpm -q ansible
ansible-2.7.12-1.el7ae.noarch

ansible --version
ansible 2.7.12
  config file = /etc/ansible/ansible.cfg
  configured module search path = [u'/root/.ansible/plugins/modules', u'/usr/share/ansible/plugins/modules']
  ansible python module location = /usr/lib/python2.7/site-packages/ansible
  executable location = /usr/bin/ansible
  python version = 2.7.5 (default, Jun 11 2019, 12:19:05) [GCC 4.8.5 20150623 (Red Hat 4.8.5-36)]

How reproducible:

You can always reproduce this issue as adding RHEL worker through [0]steps.

[0] Adding RHEL compute machines to an OpenShift Container Platform cluster
    [ https://docs.openshift.com/container-platform/4.1/machine_management/adding-rhel-compute.html ]
~~~
$ cd /usr/share/ansible/openshift-ansible
$ ansible-playbook -i /<path>/inventory/hosts playbooks/scaleup.yml 
~~~

Steps to Reproduce:
1.
2.
3.

Actual results:

"oc rsh/exec/logs" are failed with "connect: no route to host".

Expected results:

"oc rsh/exec/logs" work well without any errors.

Additional info:
Please attach logs from ansible-playbook with the -vvv flag