------------------конфигурация-----------------------------------
network:
  renderer: NetworkManager
  version: 2
  ethernets:
    eth0:
      dhcp4: no
      addresses: [$(hostname -i)/21]
      gateway4: 10.88.8.1
      nameservers:
        addresses: [10.88.7.1]
-----------------------------------------------------------------------------------

---------------------Ошибка на education-------------------------------------------
education-9-x86-64-default netplan # netplan ip leases eth0
Traceback (most recent call last):
  File "/usr/sbin/netplan", line 23, in <module>
    netplan.main()
  File "/usr/share/netplan/netplan/cli/core.py", line 50, in main
    self.run_command()
  File "/usr/share/netplan/netplan/cli/utils.py", line 130, in run_command
    self.func()
  File "/usr/share/netplan/netplan/cli/commands/ip.py", line 57, in run
    self.run_command()
  File "/usr/share/netplan/netplan/cli/utils.py", line 130, in run_command
    self.func()
  File "/usr/share/netplan/netplan/cli/commands/ip.py", line 76, in run
    self.run_command()
  File "/usr/share/netplan/netplan/cli/utils.py", line 130, in run_command
    self.func()
  File "/usr/share/netplan/netplan/cli/commands/ip.py", line 150, in command_ip_leases
    key, value = keyvalue.strip().split('=')
ValueError: not enough values to unpack (expected 2, got 1)
-------------------------------------------------------------------------------------

----------------------Ошибки на work&kwork--------------------------------------------
workstation-9-x86-64 ~ # netplan ip leases eth0
No lease found for interface 'eth0': [Errno 2] No such file or directory: '/var/lib/NetworkManager/dhclient-66284f90-5cba-4004-099f-8ae2d0617b3d-eth0.lease'

[root@kworkstation-8-99-4-RC5-20200603-x86-64 ~]# netplan ip leases eth0
No lease found for interface 'eth0': [Errno 2] No such file or directory: '/var/lib/NetworkManager/dhclient-66284f90-5cba-4004-099f-8ae2d0617b3d-eth0.lease'
---------------------------------------------------------------------------------------