Re: Multi-Networking in Linux - Multiple Subnets

Lawrence D´Oliveiro <[email protected]> wrote:
>On Fri, 31 Jul 2026 08:15:15 +0200, Marc Haber wrote:
>
>> That was the case until classful IP addressing was replaced by
>> classless routing some 30 years ago. Since then people using the
>> "class X" terminology only divulge their outdated knowledge.
>
>Do we still do “Proxy ARP”?

That is one technology that sohuld be avoided, but in some setups
(especially when trying to modernze/fix broken networks that were
installed with way too big networks - exactly what we're talking about
here), it is unavoidable.

I think I can count the situations where I had to use proxy arp with
the fingers of one hand.

Greetings
Marc
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