IP address classes vs CIDR (was Re: Reviving ARPAnet)

[Stefan Skoglund]

mån 2018-02-05 klockan 10:31 -0700 skrev Grant Taylor via cctalk:
> On 01/18/2018 12:23 PM, Dennis Boone via cctalk wrote:
> > You all talk about Proxy ARP in the past tense for some reason. :)
> 
> You might find it entertaining to know that I was just talking with 
> colleagues that are currently using Proxy ARP to solve the lack of 
> subnet problem at 40 Gbps line rate.
> 
> It's the same old problem, but this time it's how to sub-divide a
> /26 
> into a /27 and two /28s without the router for the /26 being re-
> configured.
> 
> So Proxy ARP FAR from dead.

hostapd in some configurations does that ie proxies arp on the
behalf of a phone for example.

virtual switches can i believe be configured in a proxy arp
configuration ie the host's OS proxies arp request from a
switch/router.