Hi,

Based on your diagram, I think Virtual Router should work for you.

You need to set the correct kvm traffic labels in Zone ->Physical network
-> click "Update traffic labels" on top-right.
- Public (cloudbr0)
- Guest (cloudbr1 or cloudbr0)

The traffic flow looks like
VM -> VR (guest gateway) -> VR (public IP) -> Storage
so you need to make sure VR public IPs and Storage IPs (on shared network)
are reachable.


-Wei

On Wed, Feb 5, 2025 at 7:40 PM Mercado <cmerc...@g2khosting.com> wrote:

> The connection I'm trying to establish is between two networks that are
> not on the same interface. Each host has two network interfaces—one for
> general traffic and the other exclusively for internal traffic with the
> *Storage servers*.
>
> I don’t want to expose my network connection to the main network.
> Instead, I want to use a *Virtual Router (VR)* that is connected to both
> networks. I understand that for Internet access, a connection to the
> main network would also be required.
>
> My physical networks are:
>
>   * *Physical Network 1 (CLOUDBR0):* Main network
>   * *Physical Network 2 (CLOUDBR1):* Storage servers network with the
>     *STO* tag
>
> I'm using the following network offerings:
>
>   * *DefaultSharedNetworkOffering* with the *STO* tag
>   * *DefaultNetworkOfferingforKubernetesService* (no tag)
>
> Graph of the expected network:
> https://drive.google.com/file/d/1q-p33zsBS8dGrWFl4SH5Vk3trAc3rTdh/view
>
> Thanks for your reply.
>
> ---
>
> El 4/2/25 a las 21:57, Jayanth Reddy escribió:
> > Hello Mercado,
> >
> >
> > The VR under the default NAT configuration will have a Source NAT IP to
> which your isolated network will get translated to, and external networks
> will see that IP when any resources in the isolated network attempt to
> reach. This is the same case with Static NAT. You may solve this like:
> > 1. Establishing connectivity between your Public Network (the one that's
> on the VR for NAT) and the storage network. If you're using VLANs, this
> should be termed as inter-VLAN communication. Ensure devices in your
> storage network have a default route (or static) in the same network to
> respond to the traffic.
> >
> >
> > Let me know if that works for you.
> >
> > Thanks
> >
> >
> >
> > ---- On Wed, 05 Feb 2025 02:53:05 +0530cmerc...@g2khosting.com  wrote
> ----
> >
> >
> > Hi everyone,
> >
> > I'm setting up a CloudStack 4.19.1 environment and ran into an issue I
> > can't seem to solve.
> >
> > * I have an *Isolated* network called *Vms*
> > * I have a *Shared* network called *Storage*
> > * I need the *Vms* network to be able to access the *Storage* network
> > through the Virtual Router.
> >
> > I haven't found a way to make the Virtual Router act as a bridge between
> > *Vms *and *Storage*.
> >
> > I tried adding both network interfaces to a VM, and in that case, the VM
> > could see both networks just fine.
> >
> > Has anyone set up something similar or have any suggestions on how to
> > get the Virtual Router to allow this communication?
> >
> >

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