Dynamic Host Configuration Protocol (DHCP) | 201
Command
History
Related
Commands
ip dhcp snooping database renew
Renew the binding table.
Syntax
ip dhcp snooping database renew
Command Modes
EXEC
EXEC Privilege
Default
none
Command
History
ip dhcp snooping trust
Configure an interface as trusted.
Syntax
[no] ip dhcp snooping trust
Command Modes
INTERFACE
Default
Untrusted
Command
History
ip dhcp source-address-validation
Enable IP source guard.
Syntax
[no] ip dhcp source-address-validation [ipmac]
Parameters
Command Modes
INTERFACE
Default
Disabled
Command
History
Usage
Information
You must allocate at least one FP block to ipmacacl before you can enable IP+MAC Source Address 
Validation. 
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module
show ip dhcp snooping Displays the contents of the DHCP binding table.
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module
ipmac
Enable IP+MAC Source Address Validation (Not available on E-Series).
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module