On Tue 06 Feb 2018 at 17:06:36 -0500, Gene Heskett wrote: > On Tuesday 06 February 2018 14:07:55 Brian wrote: > > > > 1. auto enp0s25 > > iface enp0s25 inet > > static address 192.168.0.202 > > netmask 255.255.255.0 > > gateway 192.168.0.1 > > network 192.168.0.0 > > > > netmask and network are not needed. ifupdown will compute them. Note > > there are no examples in interfaces(5) which use these parameters. > > > You should go and read that man page again.
I didn't have to but I did. A line beginning "netmask" is not required". Some reading for you: https://manpages.debian.org/stretch/ifupdown/interfaces.5.en.html -- Brian.