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Hello Yi:

Yes, the FIP port forwarding is done in the network node [1][2].

Regards.

[1]
https://specs.openstack.org/openstack/neutron-specs/specs/rocky/port-forwarding.html
[2]https://review.opendev.org/c/openstack/neutron/+/533850

On Thu, Jun 24, 2021 at 12:07 PM Yi Yang (杨燚)-云服务集团 <yangyi01 at inspur.com>
wrote:

> Hi, folks
>
>
>
> I’m working on https://bugs.launchpad.net/neutron/+bug/1931953, per my
> check for neutron-specs/specs/rocky/port-forwarding.rst, it seems port
> forwarding function only can be done on network node, so I don’t think we
> need to do it on compute node, can anybody help confirm this?
>
>
>
> Per my understanding, if a FIP is set port forwarding to two VMS across
> two compute node, physical switch has no way to know which compute node it
> should send to if destination IP is this FIP, right? But on centralized
> mode, this isn’t an issue.
>
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