CLI Guide

Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.7(0.0) Introduced on the MXL.
ip dhcp source-address-validation
Enable the IP Source Guard.
Syntax
[no] ip dhcp source-address-validation [ipmac]
Parameters
ipmac Enable IP+MAC Source Address Validation.
Defaults Disabled
Command Modes INTERFACE
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information
Allocate at least one FP block to ipmacacl before you can enable IP+MAC Source
Address Validation.
1. Use the cam-acl l2acl command from CONFIGURATION mode.
2. Save the running-config to the startup-config.
3. Reload the system.
ip dhcp snooping vlan
Enable DHCP Snooping on one or more VLANs.
Syntax
[no] ip dhcp snooping vlan name
Parameters
name Enter the name of a VLAN on which to enable DHCP
Snooping.
Defaults Disabled
Command Modes CONFIGURATION
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
Dynamic Host Configuration Protocol
535