Ip Dhcp Snooping Vlan - Cisco Catalyst 3120 Command Reference Manual

Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands

ip dhcp snooping vlan

Use the ip dhcp snooping vlan global configuration command on the switch stack or on a standalone
switch to enable DHCP snooping on a VLAN. Use the no form of this command to return to the default
setting.
Syntax Description
vlan vlan-range
Defaults
DHCP snooping is disabled on all VLANs.
Command Modes
Global configuration
Command History Release
12.2(40)EX
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 user EXEC command.
Related Commands Command
show ip dhcp snooping
show ip dhcp snooping binding
OL-12248-01
ip dhcp snooping vlan vlan-range
no ip dhcp snooping 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.
Modification
This command was introduced.
Description
Displays the DHCP snooping configuration.
Displays the DHCP snooping binding information.
Cisco Catalyst Blade Switch 3120 for HP Command Reference
ip dhcp snooping vlan
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