On Wed 06 Oct 2021 at 16:40:55 +0100, Thomas Pircher wrote: > Brian wrote: > > Just in passing: The line with netmask 255.255.255.0 can be deleted. > > It is a deprecated option, as is broadcast. See #912220. > > Crikey, it is indeed deprecated. Just removing the line will probably > not be a good idea. I guess it can be deleted only when the address line > contains the netmask in CIDR notation: > > > address 192.168.1.10/24
That looks to be the situation, according to examples in interfaces(5). Mind you address 192.168.7.40 works for me. Don't ask me why. It is easy enough to rectify. -- Brian.