Re: network problem (fwd)

[David <bouncingcats@gmail.com>]

On Thu, 7 Oct 2021 at 10:53, <rhkramer@gmail.com> wrote:
> On Wednesday, October 06, 2021 11:15:11 AM Brian wrote:
> > On Wed 06 Oct 2021 at 14:09:23 +0200, Pierre Frenkiel wrote:
>
> > >    netmask 255.255.255.0
> > >    gateway 192.168.1.1
> >
> > Just in passing: The line with netmask 255.255.255.0 can be deleted.
> > It is a deprecated option, as is broadcast. See #912220.
>
> Does that mean 255.255.255.0 is the default netmask?

The netmask has to be specified *somewhere*. My understanding
is that either CIDR or 'netmask' is required to do that. Read
about CIDR here:
https://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing#CIDR_notation

But others here are vastly more knowledgeable than I am about
networks, so additions or corrections are welcome, as always :)