Clear Ip Dhcp Snooping Binding - Cisco Catalyst 4500 Series Command Reference Manual

Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches

clear ip dhcp snooping binding

To clear the DHCP snooping binding, use the clear ip dhcp snooping binding command.
Syntax Description
*
ip-address
vlan vlan_num
interface interface_num
Defaults
This command has no default settings.
Command Modes
Privileged EXEC mode
Command History Release
12.2(44)SG
Usage Guidelines
These commands are mainly used to clear DHCP snooping binding entries.
DHCP snooping is enabled on a VLAN only if both the global snooping and the VLAN snooping are
enabled.
Examples
This example shows how to clear all the DHCP snoop binding entries:
Switch# clear ip dhcp snooping binding *
Switch#
This example shows how to clear a specific DHCP snoop binding entry:
Switch# clear ip dhcp snooping binding 1.2.3.4
Switch#
This example shows how to clear all the DHCP snoop binding entries on the GigabitEthernet interface
1/1:
Switch# clear ip dhcp snooping binding interface gigabitEthernet 1/1
Switch#
This example shows how to clear all the DHCP snoop binding entries on VLAN 40:
Switch# clear ip dhcp snooping binding vlan 40
Switch#
OL-25342 -01
clear ip dhcp snooping binding [*] [ip-address] [vlan vlan_num] [interface interface_num]
(Optional) Clears all DHCP snooping binding entries.
(Optional) IP address for the DHCP snooping binding entries.
(Optional) Specifies a VLAN.
(Optional) Specifies an interface.
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0SG and IOS 15.1(1)SG)
clear ip dhcp snooping binding
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