Feature Dhcp - Cisco Nexus 7000 Series Command Reference Manual

F Commands

feature dhcp

To enable the DHCP snooping feature on the device, use the feature dhcp command. To disable the DHCP
snooping feature and remove all configuration related to DHCP snooping, including DHCP relay, dynamic
ARP inspection (DAI), and IP Source Guard configuration, use the no form of this command.
feature dhcp
no feature dhcp
Syntax Description
This command has no arguments or keywords.
Command Default
None
Command Modes
Global configuration
Command History
Release
4.0(1)
Usage Guidelines
The DHCP snooping feature is disabled by default.
If you have not enabled the DHCP snooping feature, commands related to DCHP snooping are unavailable.
Dynamic ARP inspection and IP Source Guard depend upon the DHCP snooping feature.
If you disable the DHCP snooping feature, the device discards all configuration related to DHCP snooping
configuration, including the following features:
• DHCP snooping
• DHCP relay
• DAI
• IP Source Guard
If you want to turn off DHCP snooping and preserve configuration related to DHCP snooping, disable DHCP
snooping globally with the no ip dhcp snooping command.
Access-control list (ACL) statistics are not supported if the DHCP snooping feature is enabled.
This command does not require a license.
Examples This example shows how to enable DHCP snooping:
switch# configure terminal
Modification
This command was introduced.
Cisco Nexus 7000 Series Security Command Reference
feature dhcp
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