ifupdown

### https://www.linux.org.ru/forum/admin/13569336
###


$ ssh 10.0.0.113

samson@debian:~$ su -

root@debian:~# grep -v ^# /etc/network/interfaces

source /etc/network/interfaces.d/*

auto lo
iface lo inet loopback

allow-hotplug enp0s3
iface enp0s3 inet static
    address 10.0.0.113/24
    gateway 10.0.0.254


root@debian:~# sed -i -- 's/10.0.0.113\/24/192.168.0.113\/24/g' /etc/network/interfaces && systemctl restart [email protected]

root@debian:~# ip a && ip r
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 08:00:27:3d:60:44 brd ff:ff:ff:ff:ff:ff
    inet 10.0.0.113/24 brd 10.0.0.255 scope global enp0s3
       valid_lft forever preferred_lft forever
    inet 192.168.0.113/24 brd 192.168.0.255 scope global enp0s3
       valid_lft forever preferred_lft forever
    inet6 fe80::a00:27ff:fe3d:6044/64 scope link
       valid_lft forever preferred_lft forever

default via 10.0.0.254 dev enp0s3 onlink
10.0.0.0/24 dev enp0s3 proto kernel scope link src 10.0.0.113
192.168.0.0/24 dev enp0s3 proto kernel scope link src 192.168.0.113

root@debian:~# echo echo 'я все еще тут, пока не сделали ребут...'
я все еще тут, пока не сделали ребут...