[pve-devel] proxmox 2018 : add support for "virtual" network and network plugins ?

[Dietmar Maurer]

> >>Sorry, too much information for me. Please can you explain why we need 
> >>a floating IP?
> 
> floating ip are simply public ip which are used to do nat 1:1.
> (internet->public ip -->nat 1:1-> private ip)
> (they call them floating, because you can reassign them to another private ip
> on the fly ..but it's just nat).

But why do we need it? Can't we use the host IP to masquerade private ip?

> >>I thought we can use a special static IP on each 
> >>virtual bridge, something like: 
> >>
> >>https://networkop.co.uk/blog/2016/10/13/os-dvr/ 
> >>
> >>Requires to block some ARP traffic on the vxlan. 
> 
> This depend which model you want to implement:
> 
> 1 central gateway (with failover if possible): works with simple layer2
> network, vlan network, ovn. 
> 
> 1 distributed gateway:(same ip/mac on same vmbr on all host, works with ovn
> dvr, vxlan-ebgp out of the box, and maybe vxlan without bgp but I'm not sure
> how routing is done from external network)

I would like to have the distributed gateway. Routing from external is done by
using arp-proxy?

https://assafmuller.com/category/dvr/