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Dhclient Can Not Release IP Address With Only "-R" Option (Doc ID 1354881.1)

Last updated on APRIL 15, 2019

Applies to:

Linux OS - Version Oracle Linux 5.0 to Oracle Linux 5.7 with Unbreakable Enterprise Kernel [2.6.32] [Release OL5 to OL5U7]
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64
Linux x86


The dhclient command fails to release the IP address by below command:

#dhclient -r <ethernet device name>

#dhclient -r eth0
Internet Systems Consortium DHCP Client V3.0.5-RedHat
Copyright 2004-2006 Internet Systems Consortium.
All rights reserved.
For info, please visit

Listening on LPF/eth0/xx.xx.xx.xx.xx.xx
Sending on LPF/eth0/xx.xx.xx.xx.xx.xx
Sending on Socket/fallback


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