Feature Dhcp - Cisco Nexus 5500 Series Command Reference Manual

Chapter F Commands

feature dhcp

To enable the Dynamic Host Configuration Protocol (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, use the no form of this command.
Syntax Description
This command has no arguments or keywords.
Command Default
Disabled
Command Modes Global configuration mode
Command History Release
5.2(1)N1(1)
Usage Guidelines
The DHCP snooping feature is disabled by default. DHCP snooping can be enabled or disabled on
VLANs.
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:
•
•
•
•
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.
Examples This example shows how to enable DHCP snooping:
switch(config)# feature dhcp
switch(config)#
This example shows how to disable DHCP snooping:
OL-27883-02
feature dhcp
no feature dhcp
Modification
This command was introduced.
DHCP snooping
DHCP relay
Dynamic ARP Inspection (DAI)
IP Source Guard
Cisco Nexus 5500 Series NX-OS Security Command Reference
feature dhcp
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