[CentOS-virt] Network isolation for KVM guests

Thu Mar 30 17:15:28 UTC 2017
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----- Original Message -----
> From: "C. L. Martinez" <carlopmart at gmail.com>
> To: centos-virt at centos.org
> Sent: Thursday, 30 March, 2017 15:06:58
> Subject: [CentOS-virt] Network isolation for KVM guests

> Hi all,
> What options exists under CentOS hosts to work with isolated networks?. For
> example, on BSD systems it is really trivial. In FreeBSD you can use setfib
> tools and on OpenBSD it is possible to use rdomain options. In 30 secs it is
> possible to work with isolated networks and assign process, ip address and
> routes (hidden from the main route table and ip addresses), etc.
> But I can't find a similar solution for CentOS environments. I have found two
> similar options:
> a/ Network namespaces (but doesn't provides a real network isolation)
> b/ VRF (but it is supported only for kernels 4.8 and up)
> Any ideas?
> Thanks.
> --
> Greetings,
> C. L. Martinez
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