ubuntu@ubuntu:~$ sudo dhclient eth0
Internet Systems Consortium DHCP Client V3.1.3
Copyright 2004-2009 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Listening on LPF/eth0/10:78:d2:6f:47:93
Sending on   LPF/eth0/10:78:d2:6f:47:93
Sending on   Socket/fallback
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 7
DHCPOFFER of 187.64.72.167 from 10.14.0.1
DHCPREQUEST of 187.64.72.167 on eth0 to 255.255.255.255 port 67
DHCPACK of 187.64.72.167 from 10.14.0.1
bound to 187.64.72.167 -- renewal in 4176 seconds.