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Cisco ME 3400 Ethernet Access Switch Command Reference

OL-9640-07

Chapter 2 Cisco ME 3400 Ethernet Access Switch Cisco IOS Commands

ip dhcp snooping vlan

Use the ip dhcp snooping vlan global configuration command to enable DHCP snooping on a VLAN.

Use the no form of this command to disable DHCP snooping on a VLAN.

ip dhcp snooping vlan vlan-range

no ip dhcp snooping vlan vlan-range

Syntax Description

Defaults DHCP snooping is disabled on all VLANs.

Command Modes Global configuration

Command History

Usage Guidelines You must first globally enable DHCP snooping before enabling DHCP snooping on a VLAN.

Examples This example shows how to enable DHCP snooping on VLAN 10:

Switch(config)# ip dhcp snooping vlan 10

You can verify your settings by entering the show ip dhcp snooping privileged EXEC command.

Related Commands

vlan vlan-range Specify a VLAN ID or a range of VLANs on which to enable DHCP snooping. The

range is 1 to 4094.

You can enter a single VLAN ID identified by VLAN ID number, a series of VLAN

IDs separated by commas, a range of VLAN IDs separated by hyphens, or a range

of VLAN IDs separated by entering the starting and ending VLAN IDs separated

by a space.

Release Modification

12.2(25)EX This command was introduced.

Command Description

show ip dhcp snooping Displays the DHCP snooping configuration.

show ip dhcp snooping binding Displays the DHCP snooping binding information.

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