Clear ip dhcp conflict, Syntax description, Command modes – Cisco 32369 User Manual

Page 16: Usage guidelines, Examples, Related commands

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Command Reference


Release 12.0(1)T

clear ip dhcp conflict

To clear an address conflict from the Cisco IOS Dynamic Host Configuration Protocol (DHCP)
Server database, use the clear ip dhcp conflict privileged EXEC command.

clear ip dhcp conflict address | *

Syntax Description

Command Modes

Privileged EXEC

Usage Guidelines

This command first appeared in Cisco IOS Release 12.0(1)T.

The server detects conflicts using a ping session. The client detects conflicts using gratuitous
Address Resolution Protocol (ARP). If the asterisk (*) character is used as the address parameter,
DHCP clears all conflicts.


The following example shows an address conflict of being deleted from the DHCP server

clear ip dhcp conflict

Related Commands

show ip dhcp conflict


The IP address of the host that contains the conflicting address you
want to clear.


Clears all address conflicts.