Command Groups 57
DHCP Snooping
Command Description Mode*
clear ip dhcp snooping binding Clears all DHCP Snooping entries. PE
clear ip dhcp snooping statistics clears all DHCP Snooping statistics. PE
ip dhcp snooping Enables DHCP snooping globally or on a specific VLAN. GC/IC
ip dhcp snooping binding Configures a static DHCP Snooping binding. GC
ip dhcp snooping database Configures the persistent location of the DHCP snooping
database.
GC
ip dhcp snooping database write-
delay
Configures the interval in seconds at which the DHCP
Snooping database will be stored in persistent storage.
GC
ip dhcp snooping limit Controls the maximum rate of DHCP messages. IC
ip dhcp snooping log-invalid Enables logging of DHCP messages filtered by the DHCP
Snooping application.
IC
ip dhcp snooping trust Configure a port as trusted for DHCP snooping. IC
ip dhcp snooping verify mac-
address
Enables the verification of the source MAC address with
the client MAC address in the received DHCP message.
GC
show ip dhcp snooping Displays the DHCP snooping global and per port
configuration.
PE
show ip dhcp snooping binding Displays the DHCP snooping binding entries. PE
show ip dhcp snooping database Displays the DHCP snooping configuration related to the
database persistence.
PE
show ip dhcp snooping interfaces Displays the DHCP Snooping status of the interfaces. PE
show ip dhcp snooping statistics Displays the DHCP snooping filtration statistics. PE
*NOTE: For the meaning of each Mode abbreviation, see "Mode Types" on page 51.
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