I had tested NetworkPolicy issue. The problem is, even the pods are
isolated, if they were running on the same node, their src ip will be the
nodes ip. Isolating the worker nodes and defining vlans for each of them
and defining pods according to these tags is a solution but, my vlan number
is more than my worker node number.

On Tue, Jan 30, 2018 at 10:09 AM, 'Tim Hockin' via Kubernetes user
discussion and Q&A <kubernetes-users@googlegroups.com> wrote:

> Look into NetworkPolicy - it's not your traditional VLAN approach to
> ACL, it's more dynamic and application-focused.
>
> On Mon, Jan 29, 2018 at 10:27 PM, Oğuz Yarımtepe
> <oguzyarimt...@gmail.com> wrote:
> > My current k8s structure is 2 worker and one master node deployment. I am
> > testing it with NodePort services. Now we will install a bigger cluster,
> 3
> > master and more worker nodes. The problem is, using NodePort is causing
> all
> > the services exit with the same worker node ips. But we need vlan
> > definitions and isolate services or pods. Our switch has ACLs  related
> with
> > these vlans so, some can access eachother some can not. How can i define
> > this structure at K8s?
> >
> > Any tip?
> >
> > I know Calico can be used, but this will be a software based approach.
> Any
> > other method at network level?
> >
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-- 
Oğuz Yarımtepe
http://about.me/oguzy

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