Questions tagged [ifupdown]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
-1
votes
1answer
4k views

Error: any valid prefix is expected rather than “172.31.1.102/255.255.255.8” [closed]

The command ifup from ifupdown fails when using some mask for static configuration on Ubuntu 20.04 LTS. Example of working configuration $ cat /etc/network/interfaces auto lo iface lo inet loopback ...
0
votes
1answer
875 views

ifup: Not enough information: “dev” argument is required

On Ubuntu 20.04, I've define following interface in /etc/network/interfaces: auto eth0:0 iface eth0:0 inet static address 192.168.1.3 # my meaningful comment netmask 255.255.255.0 When I'...