Ip Dhcp Snooping - Cisco Catalyst 2960 Command Reference Manual

ip dhcp snooping

ip dhcp snooping
To use this command, the switch must be running the LAN Base image.
Note
Use the ip dhcp snooping global configuration command to globally enable DHCP snooping. Use the
no form of this command to return to the default setting.
Syntax Description This command has no arguments or keywords.
Defaults DHCP snooping is disabled.
Command Modes
Global configuration
Command History Release
12.2(25)FX
Usage Guidelines
For any DHCP snooping configuration to take effect, you must globally enable DHCP snooping.
DHCP snooping is not active until you enable snooping on a VLAN by using the ip dhcp snooping vlan
vlan-id global configuration command.
Examples This example shows how to enable DHCP snooping:
Switch(config)# ip dhcp snooping
You can verify your settings by entering the show ip dhcp snooping user EXEC command.
Related Commands Command
ip dhcp snooping vlan
show ip igmp snooping
show ip dhcp snooping binding
Catalyst 2960 Switch Command Reference
2-126
ip dhcp snooping
no ip dhcp snooping
Modification
This command was introduced.
Chapter 2
Description
Enables DHCP snooping on a VLAN.
Displays the DHCP snooping configuration.
Displays the DHCP snooping binding information.
Catalyst 2960 Switch Cisco IOS Commands
OL-8604-04