[admin@dc Рабочий стол]$ 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: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether 00:23:24:a6:79:1a brd ff:ff:ff:ff:ff:ff
    inet 192.168.9.228/24 brd 192.168.9.255 scope global dynamic noprefixroute eth0
       valid_lft 43180sec preferred_lft 43180sec
    inet6 fe80::e36:adc6:ea39:1c5a/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever

[admin@dc Рабочий стол]$ dmesg |grep eth0
[   12.941774] r8169 0000:01:00.0 eth0: RTL8168g/8111g, 00:23:24:a6:79:1a, XID 4c0, IRQ 121
[   12.941783] r8169 0000:01:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[   17.648426] r8169 0000:01:00.0 eth0: Link is Down
[   20.240427] r8169 0000:01:00.0 eth0: Link is Up - 1Gbps/Full - flow control off
[   20.240446] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[admin@dc Рабочий стол]$ dmesg |grep rename
[admin@dc Рабочий стол]$ cat /etc/udev/rules.d/70-persistent-net.rules 
# This file was automatically generated by the /lib/udev/write_net_rules
# program, run by the persistent-net-generator.rules rules file.
#
# You can modify it, as long as you keep each rule on a single
# line, and change only the value of the NAME= key.

# PCI device 0x10ec:0x8168 (r8169)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="00:23:24:a6:79:1a", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"

[admin@dc Рабочий стол]$ systemd-analyze blame | grep -C3 network
 2.256s dev-sdb2.device                     
 1.303s systemd-random-seed.service         
 1.276s upower.service                      
 1.216s network.service                     
 1.100s nfs-server.service                  
 1.031s systemd-udevd.service               
  976ms systemd-journald.service

[root@dc ~]# alterator-cmdline /net-eth action read

iface_type:eth
ipv_enabled:#t
iface_info:Сетевая карта: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller 
провод подсоединён
MAC: 00:23:24:a6:79:1a
Интерфейс ВКЛЮЧЕН
configuration:static
controlled:etcnet
onboot:#t
wireless:#f
dns:192.168.9.1
search:darkmastersin.net
default:192.168.9.1
name:eth0
altdomain:#f
computer_name:dc
computer_domain:darkmastersin.net
bond_module_installed:#t
wifi_module_installed:#f
vlan_module_installed:#f
bridge_module_installed:#t
[root@dc ~]# dmesg | grep eno1
[root@dc ~]# ps auxf|grep network
root        4851  0.0  0.0   4400   780 pts/0    S+   02:43   0:00              \_ grep --color=auto network
[root@dc ~]# ps auxf|grep Network
root        2429  0.0  0.4 251916 16812 ?        Ssl  02:33   0:00 /usr/sbin/NetworkManager --no-daemon
root        4853  0.0  0.0   4400   776 pts/0    S+   02:43   0:00              \_ grep --color=auto Network
[root@dc ~]# nmcli c show
NAME                    UUID                                  TYPE      DEVICE 
Проводное соединение 1  2613d5c7-1a2c-34ca-8548-9e279dc52582  ethernet  eth0

[admin@dc Рабочий стол]$ cat /etc/udev/rules.d/70-persistent-net.rules 
# This file was automatically generated by the /lib/udev/write_net_rules
# program, run by the persistent-net-generator.rules rules file.
#
# You can modify it, as long as you keep each rule on a single
# line, and change only the value of the NAME= key.

# PCI device 0x10ec:0x8168 (r8169)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="00:23:24:a6:79:1a", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"