Concept Guide
ipv6 dhcp snooping trust
Congure an interface as trusted for DHCP snooping.
Syntax
[no] ipv6 dhcp snooping trust
To disable dhcp snooping trusted capability on this interface, use the no ipv6 dhcp snooping trust
command.
Command Modes INTERFACE
Supported Modes Full–Switch
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-cong to the startup-cong.
3 Reload the system.
ip dhcp snooping vlan
Enable DHCP Snooping on one or more VLANs.
Syntax
[no] ip dhcp snooping vlan name
Dynamic Host Conguration Protocol 463