On Mon, May 22, 2023 at 6:12 AM <cor...@free.fr> wrote: > On 22/05/2023 11:08, Tim Woodall wrote: > > On Mon, 22 May 2023, cor...@free.fr wrote: > > > > >> > >> Hello, > >> > >> In CIDR a host address is xx.xx.xx.xx/32 which means 255.255.255.255. > >> isn't it? > >> > > > > It depends on what question you're asking. > > > > An individual address is a /32, but a host address might be listed as a > > /24 for example. This means there are 256 addresses that can be reached > > without routing. > > I see. thanks. > In some use cases my configuration requires a host address with /32 for > CIDR. such as postscreen whitelist stuff. > > I know 192.168.1.0/24 means a C class. > But 192.168.1.100/24 means what? C class or that separated address > 192.168.1.100? >
192.168.1.0/24 is the class C network address and 192.168.1.100/24 is the class C host address. /24 is class C, /8 is Class A, /16 is Class B. > kind regards > Corey > > -- ⢀⣴⠾⠻⢶⣦⠀ ⣾⠁⢠⠒⠀⣿⡁ Debian - The universal operating system ⢿⡄⠘⠷⠚⠋⠀ https://www.debian.org/ ⠈⠳⣄⠀⠀
