Dell PowerConnect 5524P User Manual page 569

The following is an example of some of the CLI commands:
console(config)# ip dhcp snooping
console(config)# ip dhcp snooping information option
allowed-untrusted
console(config)# ip dhcp snooping verify
console(config)# ip dhcp snooping database
console(config)# ip dhcp snooping database frequency 1200
console# show ip dhcp snooping
DHCP snooping is enabled
DHCP snooping database: enabled
Option 82 on untrusted port is allowed
Verification of hwaddr field is enabled
DHCP snooping file update frequency is configured to: 1200
seconds
Interface
---------
gi2/0/1
gi2/0/2
Trusted
----------
yes
yes
Dell PowerConnect 55xx Systems User Guide
569