Service Manual

show ip dhcp snooping
Display the contents of the DHCP binding table or display the interfaces configured with IP Source Guard.
Syntax
show ip dhcp snooping [binding | source-address-validation [discard-
counters [interface interface]]]
Parameters
Parameters Description
binding
Display the binding table.
source-address-
validation
Display the interfaces configured with IP Source Guard.
discard-counters
(OPTIONAL) Display the number of dropped packets.
interface
interface
(OPTIONAL) Specifies an interface to show the discard counters.
Enter any of the following keywords and slot/port[/subport] or number
information:
● For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port[/subport] information.
● For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the
slot/port information.
● For a port channel interface, enter the keywords port-channel then a
number. The range is from 1 to 128.
Defaults none
Command Modes
● EXEC
● EXEC Privilege
Command
History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000–ON.
9.6(0.0)
Added the discard-counters, interface keywords, and the interface
variable.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
8.3.1.0 Introduced on the E-Series.
7.8.1.0 Introduced on the C-Series and S-Series.
Example
The following example displays the interfaces configured with IP Source Guard:
Dell> show ip dhcp snooping source-address-validation
ip sav access-list on TenGigabitEthernet 1/1
Total cam count 3
permit host 0.0.0.0 count (0 packets)
534 Dynamic Host Configuration Protocol (DHCP)