https://debian-facile.org/viewtopic.php?id=27740
→ this link to the forum where it was told to remove a file (I still have it stored).
# /lib/systemd/system/networking.service
[Unit]
Description=Raise network interfaces
Documentation=man:interfaces(5)
DefaultDependencies=no
Requires=ifupdown-pre.service
Wants=network.target
After=local-fs.target network-pre.target apparmor.service systemd-sysctl.servic>
Before=network.target shutdown.target network-online.target
Conflicts=shutdown.target
[Install]
WantedBy=multi-user.target
WantedBy=network-online.target
[Service]
Type=oneshot
EnvironmentFile=-/etc/default/networking
ExecStart=/sbin/ifup -a --read-environment
ExecStop=/sbin/ifdown -a --read-environment --exclude=lo
RemainAfterExit=true
TimeoutStartSec=5min
...skipping...
# /lib/systemd/system/networking.service
[Unit]
Description=Raise network interfaces
Documentation=man:interfaces(5)
DefaultDependencies=no
Requires=ifupdown-pre.service
Wants=network.target
After=local-fs.target network-pre.target apparmor.service systemd-sysctl.servic>
Before=network.target shutdown.target network-online.target
Conflicts=shutdown.target
[Install]
WantedBy=multi-user.target
WantedBy=network-online.target
[Service]
Type=oneshot
EnvironmentFile=-/etc/default/networking
ExecStart=/sbin/ifup -a --read-environment
ExecStop=/sbin/ifdown -a --read-environment --exclude=lo
RemainAfterExit=true
TimeoutStartSec=5min
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# source /etc/network/interfaces.d/*
# The loopback network interface
auto lo
iface lo inet loopback
auto wlan0
02:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter [10ec:c821]
DeviceName: WLAN
Subsystem: Hewlett-Packard Company RTL8821CE 802.11ac PCIe Wireless Network Adapter [103c:831a]
Kernel modules: rtw_8821ce
03:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Picasso [1002:15d8] (rev c4)
odin@Asgard:~$ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
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: eno1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
link/ether 6c:02:e0:59:99:7f brd ff:ff:ff:ff:ff:ff
altname enp1s0
5: bnep0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UNKNOWN group default qlen 1000
link/ether 5c:ba:ef:82:95:56 brd ff:ff:ff:ff:ff:ff
inet 192.168.44.83/24 brd 192.168.44.255 scope global dynamic noprefixroute bnep0
valid_lft 3481sec preferred_lft 3481sec
inet6 2a01:cb01:2069:c551:9584:8c55:e9b9:f510/64 scope global dynamic noprefixroute
valid_lft 3495sec preferred_lft 3495sec
inet6 fe80::249e:5075:2b87:bb2/64 scope link noprefixroute
valid_lft forever preferred_lft forever